题目内容

You'd better have your car ________, It's too dirty.

A. to wash
B. washed
C. washing
D. wash

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_________ good care of these children is a demanding job like others.

A. Take
B. Taken
C. Taking
D. Being taken

____________ with the corresponding period of last year, the output of chemical fibers in the first quarter of this year rose by 15%.

A. Comparing
B. To compare
Compared
D. Compare

中国植树节是()月()日。

零件有长、宽、高三个方向的尺寸,主视图上能反映零件的( )。

A. 高和宽。
B. 长和宽
C. 长、宽、高
D. 长和高

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