摘要： is necessary for;to

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_____ is necessary for us _____ read good books.

A. It, to B. That, to C. It, \

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_____ is necessary for us to finish the work in two days.

A．They

B．This

C．It

D．That

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_____ is necessary for us _____ read good books.
A. It, to B. That, to C. It, \

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_____ is necessary for us to finish the work in two days.

A.
They
B.
This
C.
It
D.
That

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________ is necessary for us _______ our own dreams.

A. That, have
B. It, have
C. That, having
D. It, to have

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