建造师个人登录系统:The parents asked their son _______ play in the street.

来源：百度文库编辑：神马品牌网时间：2024/04/29 14:48:47

The parents asked their son _______ play in the street.
A.don't
B.doesn't
C.not to
D.not
我选的是D，可答案是C。
到底是C还是D，为什么？

C
ask sb. to do sth. 是要求某人做某事
它的否定式是：
ask sb. not to do sth. 要求某人不要做某事

同理可证：
tell sb. to do sth.-tell sb. not to do sth.

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