This cake is very sweet. You _________ a lot of sugar in it.  A.should putB.coul

This cake is very sweet. You _________ a lot of sugar in it.  A.should putB.coul

题型:不详难度:来源:
This cake is very sweet. You _________ a lot of sugar in it.  
A.should putB.could have putC.might putD.must have put

答案
D
解析
前文说“蛋糕很甜”,下文的语境显然应该是“你一定是在里面放了很多糖”,故用“must+完成式”表示对过去情况的肯定推测。
举一反三
–She looks upset.
--Yes, I’d rather I _____________ her the bad news.
A.didn’t tellB.don’t tellC.hadn’t toldD.wouldn’t tell

题型:不详难度:| 查看答案
If human beings had been a bit less greedy and cruel, more birds and animals _______dying out.
A.ought to avoidB.could have been avoided
C.should have avoidedD.might have avoided

题型:不详难度:| 查看答案
He ____the job well, but he_______so careless.
A.had done; had been B.could do; was
C.could have done; wasD.hadn’t done; had been

题型:不详难度:| 查看答案
It is strongly suggested that measures ________students to cheat in the exams.
A.be taken to prevent B.be taken to forbid
C.are taken to preventD.are taken to forbid

题型:不详难度:| 查看答案
—No wonder you caught a cold. You _______out last night without a coat.
—I know how silly I was.
A.shouldn’t have goneB.mustn’t have gone
C.couldn’t have goneD.mightn’t have gone

题型:不详难度:| 查看答案
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