【題目】You should inspect the wheels regularly, and replace them ______ they cause you trouble.
A.while
B.when
C.before
D.until

【答案】C
【解析】句意：你應(yīng)該在出事之前經(jīng)常檢查車(chē)輪并及時(shí)更換。A.while”當(dāng).....時(shí)，然而”；B. when“在.......時(shí)候，隨著”；C.before 在......之前“；D. until”直到.....才“。故選C。

練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】Of the phrases “go crazy” and “go nuts”, the latter is used less f.

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】Nowadayseachclassroomisequippedwiththewhiteboardsysteminthemajorityofschoolsin Nantong, makingtheInternetmore tothestudents.

A. plain B. effective

C. practical D. accessible

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】The ________ reminded me of a snow night twenty years before.
A.scenery
B.scene
C.spot
D.position

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】Where did the woman go during her visit to Europe?

A. France. B. Finland. C. Iceland.

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】Our school doesn’t students’ staying in the classroom too long. We think they should have time for sports.

A. advocate B. admit

C. assess D. approach

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】I was on the highway when this car went past, followed by a police car. They _______ at least 150 kilometers an hour.
A.should have been driving
B.must have been driving
C.could have driven
D.would have driven

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】Due to frequent layoffs, there is anxiety among the employees ________ they may one day be out of work.

A. when B. how C. why D. that

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源： 題型：

【題目】Opportunities favor the prepared mind: for a dream ________, one has to make preparations every single day rather than fancy in vain.

A. to realize B. being realized

C. to be realized D. realizing

查看答案和解析>>

同步練習(xí)冊(cè)答案