Most whales must come up for air after several minutes, _______ a few can stay under water for an hour or more.

试卷相关题目

• 1_______ many people first go to the Internet for information, it is not always the best place for what you need.

  A.As

  B.Since

  C.When

  D.While

  开始考试点击查看答案
• 2The job will be offered to _______ is capable of performing it well.

  A.whomever

  B.whoever

  C.the one

  D.anyone

  开始考试点击查看答案
• 3Great changes have taken place in that college. It's no longer _____ it was 20 years ago, _____ it was so poorly equipped.

  A.what; when

  B.that; which

  C.what; which

  D.when; that

  开始考试点击查看答案
• 4This photo of mine was taken ____ stood the famous tower．

  A.which

  B.where

  C.in which

  D.there

  开始考试点击查看答案
• 5Now let me tell you the work I have been doing with them. My job with the UN is not paid, but voluntary and as I said _______, I mainly visit countries where the UN has programs to help people.  

  A.before

  B.although

  C.even

  D.in case

  开始考试点击查看答案
• 6John was cleaning the window and _______  Mary was watching TV.

  A.at the meantime

  B.when

  C.meanwhile

  D.while

  开始考试点击查看答案
• 7It really seemed ages _____ the police came on the scene and cleared away the damaged cars.

  A.before

  B.after

  C.when

  D.as

  开始考试点击查看答案
• 8It's our hope that we'll play a greater role in the market and _____ supply more jobs.

  A.eventually

  B.otherwise

  C.therefore

  D.namely

  开始考试点击查看答案
• 9Why do you always drive to work _______ you could easily take the bus?

  A.because

  B.though

  C.once

  D.when

  开始考试点击查看答案
• 10It was several years later________ an American ship paid the first official visit to the island.

  A.since

  B.when

  C.that

  D.as

  开始考试点击查看答案