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题目
题型:同步题难度:来源:
If human beings had been a bit less greedy and cruel, more birds and animals ______ dying out.

[     ]

A. ought to avoid
B. could have been avoided
C. should have avoided
D. might have avoided
答案
D
核心考点
试题【If human beings had been a bit less greedy and cruel, more birds and animals ___】;主要考察你对动词的分类等知识点的理解。[详细]
举一反三
You _____ park here! It"s an emergency exit.

[     ]

A. wouldn"t
B. needn"t
C. couldn"t
D. mustn"t
题型:同步题难度:| 查看答案
— I expected him to be nervous before his interview, but he was as cool as a cucumber.
— He____ it seriously.

[     ]

A. should have prepared
B. might have prepared
C. must have prepared
D. can"t have prepared
题型:期末题难度:| 查看答案
I ______ her, but I never could.

[     ]

A. ought to help
B. must help
C. must have helped
D. ought to have helped
题型:福建省期中题难度:| 查看答案
If you ______ go, at least wait until the rain stops.

[     ]

A. can
B. must
C. should
D. would
题型:福建省期中题难度:| 查看答案
I didn"t see her in the musical hall this evening. She_____ have sung at the concert.

[     ]

A. mustn"t
B. shouldn"t
C. needn"t
D. couldn"t
题型:河北省期中题难度:| 查看答案
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