(2014·济南市名校第四次诊断性测试)—Is the letter from your mother?—Yes.But she ________the letter herself，because she doesn’t even know one word.
#62194
A
needn’t have written
B
can’t have written
C
might not have written
D
should not have written
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—Mum, would you please buy me an MP5 player?—If you can help do the dishes the whole vacation, you ________ have one as a reward.
#62944
A
must
B
need
C
would
D
shall
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#75339
A
must be
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may be
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can’t be
D
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#62312
A
should
B
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D
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#63438
A
being, could
B
going, should
C
was, might
D
went, would