The great invention he made ___ of great benefit to the whole world.

试卷相关题目

• 1— Do you think we should accept that offer?— Yes, we should, for we______ such bad luck up till now, and time _____ out.

  A.have; has been run

  B.had; is running

  C.have had; is running

  D.have had; has been run

  开始考试点击查看答案
• 2—  I missed the first part of the film. It was really a pity.— You __________ home half an hour earlier.

  A.should have left

  B.must have left

  C.should leave

  D.must leave

  开始考试点击查看答案
• 3Tom ________ in the library every night over the last three months.(2011·北京)

  A.works

  B.worked

  C.has been working

  D.had been working

  开始考试点击查看答案
• 4His 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
• 5— You shouldn't have talked back to our teacher like that. It was awfully impolite.    — You are right. I ______ crazy at that moment.

  A.must be

  B.could have been

  C.must have been

  D.should have been.

  开始考试点击查看答案
• 6— Have you seen Tony recently? — No, but I _____ dinner with him on Sunday.

  A.would have

  B.have had

  C.have been having

  D.am having

  开始考试点击查看答案
• 7Selecting a mobile phone for personal use is no easy task because technology _____ so rapidly.

  A.is changing

  B.has changed

  C.will have changed

  D.will change

  开始考试点击查看答案
• 8— Is there any possible way to help the children get rid of such a bad habit? — To be honest, it's very hard, but we ____ on this problem.

  A.work

  B.worked

  C.are working

  D.were working

  开始考试点击查看答案
• 9Listen to the two girls by the window. What language _____?

  A.did they speak

  B.were they speaking

  C.are they speaking

  D.have they been speaking

  开始考试点击查看答案
• 10One of my classmates _____ to see me tonight and we'll talk about our school lives.

  A.is coming

  B.came

  C.are coming

  D.has been coming

  开始考试点击查看答案