单项选择题

The answer ______ this question is known ______ us all.

A．to; by
B．of; to
C．of; of
D．to; to
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单项选择题
I have done much of the work. Could you please finish ______ in two days
A．the rest
B．the other
C．another
D．the others
单项选择题
A computer can only do ______ you have instructed it to do.
A．how
B．after
C．what
D．when
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