I don"t think he could have done such a stupid thing last night,_____? [ ]

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I don"t think he could have done such a stupid thing last night,_____?   [     ]
A. do I
B. could he
C. did he
D. has he

答案

举一反三

-The ground is wet.
-It must have rained last night,_____?    [     ]
A. hasn"t it
B. didn"t it
C. mustn"t it
D. isn"t it

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-Jenny doesn"t think that Robert is honest,_____?
-I"m afraid not.   [     ]
A. is he
B. isn"t he
C. does she
D. doesn"t she

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-The new windows need washing.
-Well, let"s wash them together,_____?    [      ]
A.  shall we
B. will you
C.  should we
D. would you

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There is little we can do about it,_____?   [     ]
A. is there
B. can"t we
C. isn"t there
D. can we

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-The problem wasn"t difficult for him,was it ?
-______. He should have been given a more difficult one.    [     ]
A. No,it was
B. Yes,it was
C. Yes,it wasn"t
D. No,it wasn"t

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