单项选择题

A．They could drive the insects away.
B．They could keep the plants well-watered.
C．They could make the plants grow faster.
D．They could build devices to trap insects.
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单项选择题
A．She will save the stamps for the man’s sister.B．She will no longer get letters from Canada.C．She can’t give the stamps to the man’s sister.D．She has given the stamps to the man’s roommates.
A．She will save the stamps for the man’s sister.
B．She will no longer get letters from Canada.
C．She can’t give the stamps to the man’s sister.
D．She has given the stamps to the man’s roommates.
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