By the time he realizes he _____ a mistake, it'll be too late for him to change his mind.

试卷相关题目

• 1—Bob has gone to Californi

  A.—Oh, can you tell me when he____________?A.has left

  B.left

  C.is leaving

  D.would leave

  开始考试点击查看答案
• 2—I am going to Americ

  A.—how long ______you ______there?A.are; stayed

  B.are; staying

  C.have; stayed

  D.did; stay

  开始考试点击查看答案
• 3－What's that terrible noise? －The neighbours _____ the lawn.

  A.mow

  B.are mowing

  C.have mowed

  D.will mow

  开始考试点击查看答案
• 4— Wow, your homework looks great! — I _______ it on my computer.

  A.did

  B.do

  C.will do

  D.had done

  开始考试点击查看答案
• 5One learns a language by making mistakes and ______ them.

  A.corrects

  B.correct

  C.to correct

  D.correcting

  开始考试点击查看答案
• 6His uncle went abroad in 2010, and _______since．

  A.has not been heard of

  B.had not been heard of

  C.had not heard of

  D.has not heard of

  开始考试点击查看答案
• 7The book ____________ into thirty languages since it came on the market in 1973.

  A.was translated

  B.has translated

  C.has been translated

  D.translated

  开始考试点击查看答案
• 8Every year, the coal workers ___________their lungs X-rayed to ensure their health.

  A.are having

  B.have had

  C.have

  D.had had

  开始考试点击查看答案
• 9The 2012 Summer Olympic Games ______, taking place in London for a third time this summer.

  A.approaches

  B.to approach

  C.approached

  D.are approaching

  开始考试点击查看答案
• 10It was the first time that Tim ______ a lie. He was scared.

  A.told

  B.was telling

  C.would tell

  D.had told

  开始考试点击查看答案