The policeman asked the child ________ cross the street ________ the traffic lights turned green.A.n

题目简介

The policeman asked the child ________ cross the street ________ the traffic lights turned green.A.n

题目详情

The policeman asked the child ________ cross the street ________ the traffic lights turned green.
A.not, when B.not to, until
C.didn't, beforeD.not to, after
题型:单选题难度:中档来源:不详

答案

B

试题分析:句意:警察让这个小孩等到交通灯变绿才可以过马路。Ask sb to do sth“让某人做某事”,否定形式:ask sb not to do sth。Not…until“直到……时候才”,结合语境,故选B。

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