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题目
题型:同步题难度:来源:
Being physically examined for free twice a year is what every clerk _____ be ensured in any company of the
state.[     ]
A. must
B. shall
C. ought to
D. need
答案
B
核心考点
试题【Being physically examined for free twice a year is what every clerk _____ be ens】;主要考察你对动词的分类等知识点的理解。[详细]
举一反三
— Do you know where David is? I couldn"t find him anywhere.
— Well. He _____ have gone far-his coat is still here. [     ]
A. shouldn"t
B. mustn"t
C. can"t
D. wouldn"t
题型:同步题难度:| 查看答案
— Tom is never late for work. Why is he absent today?
— Something _____ to him. [     ]
A. must happen
B. should have happened
C. could have happened
D. must have happened
题型:同步题难度:| 查看答案
— The woman biologist stayed in Africa studying wild animals for 13 years before she returned.
— Oh, dear! She _____ a lot of difficulties! [     ]
A. may go through
B. might go through
C. ought to have gone through
D. must have gone through
题型:同步题难度:| 查看答案
He paid for a seat, when he _____ have entered free.

[     ]

A. could
B. would
C. must
D. need
题型:同步题难度:| 查看答案
This cake is very sweet. You _____ a lot of sugar in it. [     ]
A. should put
B. could have put
C. might put
D. must have put
题型:同步题难度:| 查看答案
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