题目内容

I save ______ dollars on gas, insurance and repairs.

A. two hundreds
B. hundreds of
C. two hundred of
D. hundred of

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水泥混凝土路面面层施工,每天摊铺结束或中断时间超过( )min时,应设置横向施工缝。

They _____ too much pollution.

A. give
B. get
C. promote
D. produce

水泥混凝土路面面层横向施工缝在缩缝处采用平缝加( )。

I would find ______ difficult to stop using my car.

A. one
B. that
C. it
D. this

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