tested
/test/ (bre, ipa) · [tˈɛstɪd] /test/ (ame, ipa) · [tˈɛstɪd] /ˈte-stəd/ (ame, mw)
tested — verb
- testedpresent simple I / you / we / they
- testeds3rd person singular
- testeding-ing form
- testededpast simple
1. carried out a procedure on something — like a product, sample, or material — to
carried out a procedure on something — like a product, sample, or material — to find out whether it works properly, is safe, or contains a certain substance
Rachid tested the new bike brakes on a steep hill near his house.
test + [object] for safety check
The lab tested the river water for lead and other heavy metals.
test + [object] + for + [substance]
Engineers tested the bridge cables under heavy loads for three weeks.
Liang tested the new app on her old phone before sending it to the team.
文法句型
test + [object]
test + [object] + for + [thing being looked for]
用法筆記
Object is typically a product, system, sample, or substance. Often followed by 'for + thing being looked for' (test for lead, test for bugs).
常見錯誤
2. carried out a medical check on a person — usually on one body area, or on someth
carried out a medical check on a person — usually on one body area, or on something the body can do such as hearing, eyesight, or reflexes
The nurse tested Esteban's hearing using small sounds played through headphones.
test + [body function]
Doctors tested Sivan's blood pressure twice during the morning visit.
The eye clinic tested Sana's vision and gave her new glasses the same day.
Paramedics tested Erik's reflexes after the bicycle accident on the bridge.
文法句型
test + [body part / function]
test [someone's] [ability]
用法筆記
Subject is typically a medical professional or clinic. Distinguish from sense 1: here the object is part of a person's body or a bodily function, not a product.
3. showed a specific outcome from a medical or scientific check — for example comin
showed a specific outcome from a medical or scientific check — for example coming out positive for a disease or clean of a banned substance
Putri tested positive for the flu just two days before her trip to Bali.
test + positive / negative + for + [disease]
Three swimmers tested clean before the regional finals last weekend.
test + clean for sports drug screening
The well water tested high for arsenic, so the village stopped drinking from it.
Rania tested negative twice, so the doctor cleared her to return to school.
- came back
informal; describes the result returning from a lab, often paired with positive / negative
文法句型
test + positive / negative / clean
test + [adjective] + for + [substance]
用法筆記
Subject is the person or thing being tested (not the tester). Frequently followed by 'positive / negative / clean / high / low' plus an optional 'for + substance' phrase.
常見錯誤
4. asked a learner some questions or gave them a short task, so as to find out how
asked a learner some questions or gave them a short task, so as to find out how much they had learned or what they could do
The driving instructor tested Christopher on road signs before the practical exam.
test + [person] + on + [topic]
Liam tested his little sister on her spelling words every Sunday evening.
The school tested all the new students on basic maths during the first week.
Élise tested her classmates on French verbs using flashcards in the library.
文法句型
test + [person]
test + [person] + on + [topic]
用法筆記
Subject is the person asking the questions; object is the learner. Different from sense 5, where the subject is the learner and the verb describes how they performed.
5. did well or badly on an exam or other graded assessment — describing the test-ta
did well or badly on an exam or other graded assessment — describing the test-taker's own performance, not the examiner's
Ava tested well on the math section but ran out of time on the essay.
test + well / badly + on + [section]
Owen tested poorly in fifth grade and his parents arranged extra tutoring.
Most of the class tested above the state average that year.
Tunde tested badly under timed conditions, so the school gave him extra minutes.
文法句型
test + well / badly / poorly
用法筆記
Mainly American English; the subject is the test-taker, not the examiner. Distinguish from sense 4: here the learner is the subject; in sense 4 the questioner is the subject.
6. got a certain reaction from an audience or group of users during a trial showing
got a certain reaction from an audience or group of users during a trial showing or trial release
The pilot episode tested well with teenage viewers in three preview cities.
test + well / badly + with + [audience]
Joshua's design tested poorly with the focus group, so the studio scrapped it.
The new logo tested badly with older customers, who found it hard to read.
Cole's storyboard tested surprisingly well with audiences in Lagos and Mumbai.
文法句型
test + well / badly + with + [audience]
用法筆記
Subject is usually a product, design, film, or ad shown to a sample audience. Common in marketing and entertainment contexts.
7. of a difficult situation, pushed someone to use their full strength, patience, o
of a difficult situation, pushed someone to use their full strength, patience, or skill, and showed how well they could cope
The long drought tested Noor and her neighbours, who shared their last buckets of water.
[situation] + test + [person] for resilience
Months of night shifts tested the young doctors more than medical school ever had.
The court case tested Paul's patience over almost four years of delays.
The earthquake tested the city's emergency teams to the limit on the first night.
- challenged
broader; emphasizes difficulty without implying the person was nearly overwhelmed
- strained
focuses on the damage done by the pressure rather than what the person revealed
- tried
older, slightly literary; common in fixed phrases like 'sorely tried'
文法句型
[situation] + test + [person]
用法筆記
Subject is the difficult situation (a war, a crisis, a long illness, a court case); object is the person or group facing it. Often paired with 'to the limit'.
tested — adjective
- testedpositive
- more testedcomparative
- most testedsuperlative
1. shown over time and across many uses to work well and be safe to depend on
shown over time and across many uses to work well and be safe to depend on
Ada used a tested recipe for her grandmother's birthday cake on Saturday.
tested + [noun] for reliability
The hospital relies on tested procedures for every emergency surgery.
Beatrix prefers a tried and tested route on her morning runs through the park.
The team chose tested software rather than a brand-new platform for the launch.
- proven
stronger; implies clear evidence has settled the matter
- reliable
describes the result of being tested rather than the testing itself
- established
suggests it has been around long enough to be accepted as standard
- experimental
emphasizes that the thing is still being tried, not yet shown to work
文法句型
tested + [noun]
tried and tested
用法筆記
Almost always before a noun (attributive). Frequently appears in the fixed phrase 'tried and tested'.
常見錯誤
2. having been put through a check or trial, without yet saying whether the result
having been put through a check or trial, without yet saying whether the result was good or bad
Only tested batches of the vaccine were sent on to the rural clinics that week.
tested + [noun] meaning 'checked'
Inês asked for tested honey because she was worried about pesticide residue.
The factory ships only tested parts to the car maker in Nagoya.
Lakshmi prefers tested water from labelled bottles when she travels through small villages.
文法句型
be + tested
tested + for + [substance]
用法筆記
Distinguish from sense 1: this sense only states that a check has happened, not that the thing was shown to be reliable. Often used in supply chains and safety contexts.