happen

/ˈhæpən/ (bre, ipa) · /ˈhæpən/ (ame, ipa) · /ˈha-pən -pᵊm/ (ame, mw) · /ˈhæp.ən/ (bre, ipa) · /ˈhæp.ən/ (ame, ipa)

happen — 動詞

  • happenpresent simple I / you / we / they
  • happenshe / she / it
  • happenedpast simple
  • happening-ing form

1. When something occurs or starts to exist — for instance, a thunderstorm happenin

1.動詞不及物A2
釋義

發生

事情出現或發生

When something occurs or starts to exist — for instance, a thunderstorm happening at midnight, or a festival happening in the spring.

例句

The accident happened at the intersection near Lakshmi's school.

事故發生在 Lakshmi 學校附近的十字路口。

Haruto called to ask what happened at the board meeting.

Haruto 打電話來問董事會議上發生了什麼事。

question word 'what' as subject of happen

同義詞
  • occur

    more formal; common in official or written contexts

  • take place

    often used for planned or scheduled events

  • come about

    slightly formal; focuses on how something developed

文法句型

something happens

it happens that ...

常見錯誤

The accident was happened near the station.
The accident happened near the station.
💡'happen' is always intransitive and cannot appear in the passive voice.
What did happen in the meeting?' (when 'what' is the subject).
What happened in the meeting?
💡when the question word is the subject, no auxiliary 'did' is needed.

2. When something affects a person or thing and produces a certain result for them

2.動詞不及物A2
釋義

遭遇

某事發生在某人身上並造成影響

When something affects a person or thing and produces a certain result for them — for instance, an accident happening to a cousin, or an odd change happening to a machine.

例句

What happened to your arm, Christopher? It looks very swollen.

Christopher,你的手臂怎麼了?看起來腫得很厲害。

'happen to' for asking about a person's condition

Nobody knows what happened to the orange cat that lived behind the bakery.

沒人知道那隻住在麵包店後面的橘貓發生了什麼事。

同義詞
  • befall

    very formal or literary; often used for something bad

  • affect

    broader meaning and can be used in any register; transitive verb

文法句型

something happens to somebody / something

用法筆記

The person or thing affected must follow the preposition 'to'. The same word order reversed is wrong — 'happened him' is never correct.

常見錯誤

A bad accident happened him last week.
A bad accident happened to him last week.
💡the affected person always needs the preposition 'to.'
I was happened a car problem.
A car problem happened to me.
💡'happen' is never transitive or passive.

3. To do something or be in a particular state by chance and without planning — for

3.動詞不及物B1
釋義

碰巧

因巧合而做某事或處於某種狀態

To do something or be in a particular state by chance and without planning — for example, happening to be at the same cafe as an old friend, or happening to know the answer to a stranger's question.

例句

Élise happened to be standing right there when the delivery driver arrived.

Élise 正好站在那裡,送貨司機就到了。

happen to + infinitive for chance action

Ilan happened to mention your name at dinner, and everyone remembered you.

Ilan 在晚餐時碰巧提到你的名字,大家都還記得你。

同義詞
  • chance to

    old-fashioned or literary; less common in everyday speech

反義詞
  • plan to

    deliberate intention rather than chance

文法句型

somebody happens to do something

it (so) happens that ...

用法筆記

This sense is very common in polite questions ('Do you happen to know…') and in story-telling to introduce a coincidence.

常見錯誤

I happened to meet him by chance on the street.
I happened to meet him on the street.
💡'happen to' already includes the idea of chance; adding 'by chance' is redundant.
I happened that I saw her.
It happened that I saw her.
💡the impersonal subject 'it' is required, not 'I.'

4. To find or meet a person or thing unexpectedly, without planning or searching —

4.動詞及物B2
釋義

巧遇;無意

偶然遇見或發現

To find or meet a person or thing unexpectedly, without planning or searching — for instance, happening upon an old letter while tidying a drawer, or happening on a pretty village during a drive.

例句

Vivek happened upon a bundle of old love letters while clearing out his grandmother's attic.

Vivek 在清理祖母的閣樓時,偶然發現了一疊泛黃的情書。

happen upon + object for discovery by chance

Chidi happened on a charming little restaurant tucked away near the train station.

Chidi 在火車站附近意外發現了一家很別緻的小餐館。

同義詞

文法句型

somebody happens on/upon somebody/something

用法筆記

Considered formal or literary. 'Happen on' and 'happen upon' are interchangeable, though 'upon' sounds slightly more old-fashioned. Not used in casual conversation — 'come across' or 'stumble on' are more natural alternatives in everyday speech.

常見錯誤

I happened a nice restaurant.
I happened on a nice restaurant.
💡the preposition 'on' or 'upon' is required; 'happen' is not transitive by itself.
I happened upon your website by accident.
I happened upon your website.
💡'by accident' repeats the idea already present in 'happened upon.'

happen — 副詞