题目内容

Thermal expansion of solid is ______ detected by our naked eyes.

A. small so as not be
B. so small as not be
C. so small as not to be
D. such small as not to be

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简述固定成本与变动成本的定义及特征

We should say Jimmy is not ______ much a writer as a reporter.

A. this
B. that
C. as
D. so

She regarded Tom _________ her best friend.

A. on
B. as
C. of
D. if

It is important_______there in time.

A. for you to get
B. to you to get
C. your getting
D. of you getting

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