Without the air to hold some of the sun's heat, the earth at night _______, too cold for us to live.   

试卷相关题目

• 1It's high time you ______ .

  A.start to work

  B.would start to work

  C.had started to work

  D.started working

  开始考试点击查看答案
• 2With such a lot of work on hand, he ______ to the cinema last night.

  A.oughtn't to go

  B.shouldn't have gone

  C.mustn't go

  D.wouldn't go

  开始考试点击查看答案
• 3—I didn't go to class last night because my car broke down.—You ______ mine. I wasn't using it.

  A.should borrow

  B.might have borrowed

  C.could have borrowed

  D.must have borrowed

  开始考试点击查看答案
• 4Thank you for your help. If you _______ us, I think we ________doing it now.       

  A.hadn't helped; must have been busy

  B.didn't help; must have been busy

  C.hadn't helped; must be busy

  D.didn't help;must be busy

  开始考试点击查看答案
• 5Without your help, I _____ such rapid progress. Thank you from the bottom of my heart.

  A.needn't have made

  B.mustn't make

  C.wouldn't have made

  D.shouldn't make

  开始考试点击查看答案
• 6To qualify yourself for this kind of new job, I recommend that you ________ some online courses.

  A.to take

  B.taking

  C.take

  D.would take

  开始考试点击查看答案
• 7-Did you punish him for losing your digital camera?-Yes, but I don't  think I ________.

  A.should do that

  B.need to have done so

  C.ought have done that

  D.should have done so

  开始考试点击查看答案
• 8Teachers recommend parents ________ their children under 12 to ride bicycles to school for safety.

  A.not allow

  B.do not allow

  C.mustn't allow

  D.couldn't allow

  开始考试点击查看答案
• 9Had I been a little more careful, I ________ such a foolish mistake.

  A.won't make

  B.hadn't made

  C.didn't make

  D.wouldn't have made

  开始考试点击查看答案
• 10What would have happened,_______, as far as the river bank?  

  A.Bob had walked farther

  B.if Bob should walk farther

  C.had Bob walked farther

  D.if Bob walked farther

  开始考试点击查看答案