so
/səʊ/ (bre, ipa) · [sˈo] /soʊ/ (ame, ipa) · [sˈo] /ˈsō especially before an adjective or adverb followed by "that" sə/ (ame, mw) · [sˈo] /səʊ/ (ame, ipa)
so — noun
1. in music, the syllable 'so' represents the fifth tone of a major scale within th
in music, the syllable 'so' represents the fifth tone of a major scale within the solfège system of naming notes
In music class, the children sang so right after they reached fa in the scale.
When Mizuki practised the violin, she carefully tuned the strings to the note so.
noun referring to a specific solfège note
The scale do-re-mi-fa-so-la-ti helps young singers learn the basic notes of music.
Ava held the note so for three full counts while the pianist played a chord.
During choir practice, Ms. Lee sang do, re, mi, then so for the class.
用法筆記
Used in the context of solfège, a system for teaching pitch and sight-singing. The note is sometimes written as 'sol' in older music textbooks.
so — adjective
- sopositive
- soercomparative
- soestsuperlative
1. describes a place or space where every item is in its correct position, giving a
describes a place or space where every item is in its correct position, giving a very clean and ordered appearance.
Beatrix made sure every item on her desk was just so before leaving the office.
collocation: 'just so' for perfect arrangement
Hoa's grandmother insisted that the living room curtains hang so, with neat, even folds.
After housekeeping left, the hotel room was just so, with every cushion lined up.
Adisa spent twenty minutes arranging the bottles so on the bar shelf.
Everything in the bakery kitchen was so, down to the last teaspoon and napkin.
- tidy
more general and common than 'so'; can describe any clean or organized space
- neat
simpler and more widely used, often for small spaces or personal appearance
- orderly
more formal, suggests arrangement according to a system rather than just visual tidiness
- shipshape
informal British expression, similar meaning but much less common
文法句型
be + so
have/get + object + so
用法筆記
This sense is always used predicatively after a linking verb such as 'be', 'have', or 'get.' It never appears before a noun (❌ a so room). The fixed phrase 'just so' is the most common form of this usage.
常見錯誤
so — adverb
1. used before an adjective or adverb to show a very high degree, often with a resu
used before an adjective or adverb to show a very high degree, often with a result that follows — for example, being so tired that you fall asleep or running so fast that others cannot catch you
The movie was so boring that Diya fell asleep halfway through.
so + adjective + that-clause showing result
Hyun ran so fast that no one could catch him in the race.
so + adverb + that-clause showing result
Madison, I am so sorry I dropped your grandmother's cake on the stairs.
There were so many people at the market that we could not move.
The bag was so heavy that Kemi could hardly lift it off the ground.
- hardly
opposite degree; means almost not at all
文法句型
so + adjective
so + adverb
so + adjective/adverb + that-clause
用法筆記
Commonly followed by a that-clause to show the result of the degree, though 'that' is sometimes dropped in informal speech.
常見錯誤
2. placed before a noun phrase or the word 'not' to add strong emphasis to a statem
placed before a noun phrase or the word 'not' to add strong emphasis to a statement — for example, saying there were so many guests at a wedding that extra chairs were needed
There was so much food at the party that everyone ate twice.
so + much + noun + that-clause
His new haircut is so not the right look for a job interview.
so + not + noun phrase
Salma has so many cousins that she cannot remember all their names.
That style of dancing is so last year — nobody does it anymore.
Anna spent so little time on homework that her teacher asked if she was sick.
文法句型
so + many/much/little/few + noun
so + not + adjective
so + noun phrase
用法筆記
Frequently used in everyday conversation and social media. The pattern 'so not + adjective' is very informal. The pattern 'so + noun' (like 'so last year', 'so over') is casual and suggests the speaker's attitude.
常見錯誤
3. placed after a verb near the close of a statement, giving the action or feeling
placed after a verb near the close of a statement, giving the action or feeling the strongest possible degree — for example, telling someone you love them so, or that you miss them so
I love you so, Madison — more than I can ever put into words.
verb of feeling + so at end of clause
Thank you so for driving me to the airport this morning.
fixed phrase: thank + so
Eli missed his old school so when his family moved to a new city.
We laughed so when Salma told that funny story about her cat.
After one winter inland, I miss the sea so.
文法句型
verb + so
thank + so
用法筆記
Primarily used in spoken English and informal writing. Unlike sense 1, the 'so' here modifies the entire verb phrase, not a specific adjective or adverb, and appears at the end of the clause.
常見錯誤
4. used with an auxiliary verb like 'do', 'have', or 'be' before a subject to show
used with an auxiliary verb like 'do', 'have', or 'be' before a subject to show that a statement applies equally to another person or thing — for example, saying you like jazz and so does your best friend
Jason loves playing the guitar, and so does his younger brother.
so + does + subject — matching auxiliary
I went to university in London, and so did my cousin Elena.
If your sister can finish the whole race, then so can you.
The first chapter of the book was difficult, and so was the rest of it.
Anna speaks three languages fluently, and so does her colleague from Brazil.
文法句型
so + auxiliary verb + subject
用法筆記
Requires subject-auxiliary inversion: the auxiliary verb comes before the subject. The auxiliary verb must match the tense and person of the verb in the first clause. This pattern is the natural English equivalent of 'also' when referring back to a previously stated action or state.
常見錯誤
5. used after verbs like 'think', 'say', or 'hope' to stand in for a whole statemen
used after verbs like 'think', 'say', or 'hope' to stand in for a whole statement or idea already mentioned, so you do not repeat it
Is Diya coming to the party tonight? I think so, but I am not sure.
think so — replaces 'that she is coming'
If you want to leave the meeting early, you should just say so.
The manager said the report was ready, but it did not look so to me.
Are you free on Saturday afternoon? If so, let us meet for coffee.
Hyun asked for help with his exam, and I promised I would do so.
- that
can replace 'do so' in some patterns ('I promised I would do that'), but less natural after 'think' and 'say'
文法句型
think so
say so
do so
if so
hope so
用法筆記
Common after verbs like 'think', 'say', 'hope', 'believe', 'suppose', 'guess', 'imagine', and 'tell'. The pattern 'do so' is more formal and is used when the repeated action is deliberate. Distinguish from sense 6: sense 5 substitutes for a previously mentioned idea, while sense 6 adds confirmation.
常見錯誤
6. used, often in the pattern 'and so + auxiliary + subject', to show that somethin
used, often in the pattern 'and so + auxiliary + subject', to show that something predicted or expected really happens
The teacher warned that the exam would be difficult, and so it was.
and so + it + was — confirming a prediction
Kemi predicted that traffic would be terrible, and so it turned out.
Everyone expected the football team to win, and so they did.
The weather report said it would rain all afternoon, and so it happened.
Élise told us the museum would be closed on Monday, and so it was.
文法句型
and so + subject + verb
and so + subject + auxiliary
用法筆記
Distinguish from sense 5: sense 5 replaces a previously mentioned expression, while sense 6 confirms that a previous claim or expectation is correct. The structure is typically 'and so + subject + verb/auxiliary' without inversion — the subject comes before the verb, not after it.
常見錯誤
7. used to emphasize that what someone has denied or doubted is in fact true, showi
used to emphasize that what someone has denied or doubted is in fact true, showing firm certainty about a disputed point
Tyler insisted the test was on Friday. 'It is so!' he shouted when Jenna disagreed.
'is so' for emphatic confirmation rejecting doubt
When the teacher said no one had finished, Camila raised her hand and said, 'I did so!'
'did so' contradicting a negative claim
The chef claimed the soup had no salt, but it was so — Rachid could taste it clearly.
Aoi told her mother she had cleaned the room. 'I did so — come see!' she called.
文法句型
did so
is so
was so
do so
用法筆記
Frequently used in spoken English to contradict a doubt or accusation. The auxiliary verb (did, is, was) must precede 'so'.
常見錯誤
8. used after a linking verb such as 'be' or 'become' to stand in for an adjective
used after a linking verb such as 'be' or 'become' to stand in for an adjective that was mentioned earlier, avoiding repetition
The dress was beautiful, and perhaps too much so for a picnic in the park.
'too much so' replacing an adjective after a linking verb
Her voice was gentle, though not always so when she was angry with the children.
'not always so' pattern — 'so' replaces 'gentle'
The instructions seemed simple enough, but they were less so once Ishaan started reading them.
The weather last week was hot, and it remains so this week as well, Benjamin noted.
文法句型
be + so
become + so
too much so
less so
more so
用法筆記
This sense is restricted to appearing after linking verbs (be, become, remain, seem, etc.). It cannot replace a noun or a full clause — only an adjective.
常見錯誤
9. used by children in replies like 'I did so' or 'I am so' to reject what someone
used by children in replies like 'I did so' or 'I am so' to reject what someone denied and insist it really happened that way
You did not finish your vegetables. I did so — every single pea! Tuan protested.
'did so' contradicts a 'did not' accusation
Talia's little brother shouted, 'You are not the boss of me!' 'I am so!' she replied.
You never share your toys, Pedro complained. His sister yelled back, 'I do so share!'
The nanny said the twins had not taken a nap, but the boys cried, 'We did so!'
文法句型
did so
am so
is so
do so
have so
用法筆記
Primarily occurs in spoken exchanges between children or between a child and an adult. The verb is always stressed when spoken aloud.
常見錯誤
❌ Using this sense in formal writing or adult conversation may sound childish or inappropriate in most contexts.
10. used mainly in 'do so' to refer back to an action that was just mentioned or ins
used mainly in 'do so' to refer back to an action that was just mentioned or instructed, instead of repeating the whole verb phrase
The manager told the staff to arrive early, and they did so the following morning.
'did so' — acting as previously instructed
If you wish to apply for the job, you should do so before the Friday deadline.
'should do so' with a modal verb before 'do so'
The instructions said to turn left at the bridge, and Tuan did so without hesitation.
Citizens who wish to vote must register first, and many have done so this year.
- do that
more informal and conversational; 'If you wish to apply, do that before Friday'
- comply
much more formal; suggests following a rule or order
- follow suit
idiomatic; means to do the same as someone else
文法句型
do so
did so
have done so
should do so
if...do so
用法筆記
Common in both formal and informal English. 'Do so' is often used to avoid repeating a verb phrase. The tense and auxiliary verb change ('did so', 'have done so', 'will do so'), but 'so' always follows the auxiliary.
常見錯誤
11. in this particular manner or position — often shown by a hand movement or body g
in this particular manner or position — often shown by a hand movement or body gesture while speaking
The dance teacher held her arm just so, showing everyone the correct shape.
'just so' with a demonstrative gesture
Place your hands so, the yoga instructor said, lifting her palms upward.
Camila tilted her head just so, and the photograph came out beautifully.
To fold the paper bird, bend the corner so, then press it down flat.
文法句型
just so
so after verb of position or movement
用法筆記
Almost always accompanied by a physical demonstration or gesture when spoken. In writing, the reader must infer the gesture from context. 'Just so' is a common fixed phrase in this sense.
常見錯誤
12. used when starting to explain or show the steps of a process, or to describe how
used when starting to explain or show the steps of a process, or to describe how an event happened in sequence
So — you pour the flour into the bowl, then add two eggs and mix well.
A witness showed the crash: so the car turned left, then a bike came from the right.
So, first you press this button, then wait for the green light to appear.
The repairman picked up the pipe and said, 'So, this is where the leak started.'
文法句型
so + clause at start of sentence
用法筆記
Functions as a discourse marker at the start of a clause. It signals that the speaker is about to demonstrate or explain something step by step. Unlike the conjunction 'so', it does not express a logical result.
常見錯誤
13. accompanied by a hand gesture or body movement to indicate the size, length, or
accompanied by a hand gesture or body movement to indicate the size, length, or width of something, as an alternative to giving an exact measurement — for example, holding your hands apart to show how long a fish was, or raising a palm to show how tall a child has grown
That fish Kabir caught was about so big, he said, spreading his hands far apart.
'so big' with hand gesture showing length
The shelter puppy was only so tall when Eshe adopted her, barely reaching her knee.
gestural 'so tall' indicating height
About so long, João replied, spreading his arms to show the shelf length.
Felipe measured the pizza with his hands and said it was about so wide across.
Indra spread her arms wide — the old tree in her garden was about so thick.
文法句型
so + adjective (big/long/tall/high/wide) in spoken context with gesture
用法筆記
This sense is almost always used in face-to-face conversation where the speaker can accompany the word with a physical gesture. In writing, the gesture can be described nearby. The adjective that follows 'so' is usually a simple dimension word: big, long, tall, wide, high, thick, deep, or far.
常見錯誤
so — conjunction
1. used at the start of a remark to pick up the previous situation and move the con
used at the start of a remark to pick up the previous situation and move the conversation or story forward from it
So, after we finish our homework, shall we go to the park?
conjunction continuing a conversation after a prior event
The train was late again, so I missed my first class this morning.
So, after one week in the greenhouse, I chose biology instead of art.
Noor told me about the picnic. So, are you coming with us?
So, the next thing we need is to buy the tickets for the show.
用法筆記
This is the most common discourse use of 'so'. It often appears in spoken conversation rather than formal writing.
常見錯誤
2. used, often in a question, to restate what you think someone means and check tha
used, often in a question, to restate what you think someone means and check that you have understood correctly
So, you want me to pick up the children at three and bring them home?
conjunction checking understanding by repeating the plan
So, just to be clear — the meeting is on Friday, not Thursday?
So, we all agree that Soraya will bring the dessert and Owen the drinks?
So, I need to finish the report by noon and email it to the manager?
- in other words
more explicit; used when rephrasing for clarity instead of checking
- so then
adds a slight pause before the confirmation check
用法筆記
This sense often appears in questions (rising intonation). The speaker is asking for confirmation, not just stating facts.
常見錯誤
3. used when you have just noticed, found out, or understood something, often somet
used when you have just noticed, found out, or understood something, often something that surprises you or changes what you thought before
So, the bus stop is right around this corner — I was walking the wrong way!
conjunction expressing a sudden realization
So, you are the person who found my wallet on the train. Thank you!
So, the paintings on the wall were all made by your grandmother!
So, that is why the kitchen smelled so nice — you were baking cookies!
- oh I see
more of an interjection; used as a response rather than to start a sentence
- so that explains
more explicit about the cause revealed by the discovery
用法筆記
The speaker often says 'So' with drawn-out intonation (So-o-o) or a pause afterwards, to signal that the discovery is new or interesting.
4. used as a brief hesitation marker while you gather your thoughts or soften what
used as a brief hesitation marker while you gather your thoughts or soften what you are about to say
So, I spoke to Dr. Chen after class, and she thinks you are right.
conjunction as a thinking pause before the main statement
So, the thing is, the school play opens Friday, and we still need two costumes.
So, let me think — was that little coffee shop on Pine Street?
So, about the trip next weekend — I am not sure I can go anymore.
用法筆記
This 'so' has little factual meaning — it is a discourse filler. Avoid it in formal writing. In speech, it sounds natural but overusing it can make you sound hesitant.
常見錯誤
5. used to shift to a different subject or open a new question, rather than continu
used to shift to a different subject or open a new question, rather than continue the previous line of thought
So, what do you think about the new park they are building downtown?
conjunction introducing a new topic as a question
So, how was your trip to Japan last month? Did you enjoy it?
So, who wants to tell me what happened at school today?
So, have you heard about the concert that Ava is organizing next week?
- now
similar for shifting topic; slightly more abrupt
- by the way
suggests the new topic is less important or a side note
用法筆記
Common in both casual conversation and friendly interviews. The question that follows 'So' is the real focus — the 'So' signals a shift of attention to a new area.
6. indicates that you accept what another person says but see little reason to trea
indicates that you accept what another person says but see little reason to treat the matter as something serious
So, the cake did not turn out perfectly — it still tastes really good!
conjunction dismissing a problem as unimportant
So, she arrived a few minutes late. We can still start the movie on time.
So, I did not win the race, but it was still fun to take part.
So, my shirt does not match my trousers. Who really cares about that?
用法筆記
Often used with a shrug or a dismissive tone. The expression 'So what?' is a shorter, stronger version of this sense. 'So' alone is softer.
常見錯誤
7. used to join a cause and its effect, meaning "for that reason" or "because of wh
used to join a cause and its effect, meaning "for that reason" or "because of what was just said" — the result naturally follows from the situation described earlier
It rained all afternoon, so the football match was cancelled.
so linking a cause to its consequence
Meera forgot her umbrella, so she got completely soaked on the way home.
There was a long queue at the ticket booth, so we decided to come back.
The store had already closed, so Quinn left and returned the next morning.
Sirin had never tried Thai food before, so she ordered a mild dish to start.
- therefore
more formal; preferred in academic or professional writing
- thus
very formal; common in written texts but rare in casual speech
- consequently
formal; emphasises that the result is a logical step from the cause
用法筆記
Frequently contrast with discourse uses of 'so' (senses 1–6): THEREFORE 'so' explicitly connects a stated cause to its logical effect, while discourse 'so' simply moves a conversation forward or signals a new topic.
常見錯誤
8. used to introduce the purpose or intended result of an action you have just desc
used to introduce the purpose or intended result of an action you have just described, explaining why someone did something
Nikhil left work early so that he could pick up his daughter from school.
so that + clause expressing a planned purpose
I wrote down the address so I would not forget it later.
Talia locked the door so that no one could disturb her while she slept.
Pedro saved some of his pay each month so he could buy a house.
The teacher spoke slowly so that everyone in the class could follow the lesson.
- in order that
more formal and less common in everyday speech
- with the aim that
formal; used mainly in writing
文法句型
so (that) + clause
用法筆記
The word 'that' after 'so' is optional and does not change the meaning. This is the only conjunction sense of 'so' that introduces a clause of purpose (not result). The tense in the purpose clause is typically a modal like 'could', 'would', or 'can'.
常見錯誤
9. used to state the aim of an action in a more formal way, meaning "in order to" o
used to state the aim of an action in a more formal way, meaning "in order to" or "with the purpose of"
Quinn arrived early so as to get a good seat near the stage.
so as to + infinitive for a stated purpose
The article was shortened so as to fit on a single page of the magazine.
Christopher moved closer so as to hear what the speaker was saying.
The city added junior races so as to give young athletes more chances to compete.
Élise studied every evening so as to pass the exam on her first try.
- in order to
more common and slightly less formal than 'so as to'
- with the intention of
formal; followed by a gerund instead of an infinitive
文法句型
so as to + infinitive
用法筆記
More formal than 'so that' (sense 8). The subject of the main clause and the implied subject of the infinitive must be the same. Common in written instructions, reports, and formal announcements.
常見錯誤
10. used to express that someone does something to prevent an unwanted result, with
used to express that someone does something to prevent an unwanted result, with the sense of "to avoid" or "so as not to"
Vinícius spoke softly so as not to wake the baby in the next room.
so as not to + infinitive for negative purpose
We left early so as not to miss the first train of the day.
Tyler kept his phone on silent mode so as not to disturb the meeting.
The vase was wrapped in thick paper so as not to break during the move.
- in order not to
same meaning; slightly more common in everyday writing
- to avoid
followed by a gerund (e.g. 'to avoid waking the baby'), a different grammatical structure
文法句型
so as not to + infinitive
用法筆記
This is the negative counterpart of sense 9. The structure is always 'so as not to + base verb' with 'not' placed before 'to'. Cannot be replaced by 'so as to not' in standard written English.