---Sorry, Professor Smith. I didn’t finish the assignment yesterday.---Oh, you__
题型：不详难度：来源：
---Sorry, Professor Smith. I didn’t finish the assignment yesterday.
---Oh, you___________ have done it as yesterday was the deadline.| A．must | B．mustn’t | C．should | D．shouldn’t |
|
答案
| C |
解析
| 本题考查的是虚拟语气。此处表示和过去事实相反的情况，应该用should + have + 过去分词。本来应该做，而未做。选C。 |
举一反三
If it isn’t him, who________ it be?| A．need | B．can | C．should | D．must |
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.You______ be driven out of the school if you dare to cheat in the exam.| A．should | B．would | C．will | D．shall |
|
Daniel’s family ________ their holiday in Huangshan this time next week.| A．are enjoying | B．are to enjoy | C．will enjoy | D．will be enjoying |
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—You have set aside more time to play with our kids.
—I wish I ______, but you know how busy I was.| A．should, would | B．could, did | C．might, should | D．should, had |
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---- There are lots of spelling mistakes in your composition.
----- You _____ be joking ! I checked it several times before handing it in.| A．should | B．could | C．would | D．must |
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