单项选择题

(The Chinese) were the first and (large) ethnic(种族) group (to work) on the construction (of) the transcontinental railroad system.（）

A. The Chinese
B. large
C. to work
D. of

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单项选择题
I'd rather you （） that.

A．didn't do
B．shouldn't do
C．wouldn't do
D．hadn't done
单项选择题
Janet has learned to drive, but she's like to have （）.

A．the own car
B．the car of her own
C．an own car
D．a car of her own
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