— Do you still remember when we went to Nanjing?— I cant" remember now but _____

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— Do you still remember when we went to Nanjing?
— I cant" remember now but ________ sometime last summer?  [     ]
A. might it be
B. could it be
C. could it have been
D. should it have been

答案

举一反三

Being physically examined for free twice a year is what every clerk _____ be ensured in any company
of the state.   [     ]
A. must
B. ought to
C. shall
D. need

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— My dog"s really fat.
— You ________ have given her so much food. [    ]
A. wouldn"t
B. can"t
C. shouldn"t
D. mustn"t

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I suggested not only ________ to the meeting but also give a speech there.[ ]
A. did he go
B. his going
C. should he go
D. he should go

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— I come all the way to say "Thank you" and we ________ it without you.
— Think nothing of it. [     ]
A. should have done
B. mustn"t have done
C. couldn"t have done
D. needn"t have done

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There was a lot of fun at the party. You ________, but why didn"t you?[     ]
A. should come
B. ought to have come
C. may have come
D. must have come

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