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问题 选择题

Nowadays school bus safety has drawn much attention nationwide for children’s safety is _______ worries parents most.

A．why

B．which

C．that

D．what

答案

答案：D

本题考查表语从句。is后接表语从句，引导词作主语。

选择题

The old couple don't want to _______ their son and still live in the countryside although their son urged them to move to the city and live with his family several times.

A．bother

B．disturb

C．interrupt

D．dislike
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单项选择题

酒大黄的作用主要是

A．泻下通便

B．消积化瘀

C．收敛止血

D．清上焦实热

E．缓泻逐瘀
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