问题
Whenever you meet with difficulties, you can ask the policeman ____help. We can see many policemen in the street in Zhengzhou every day.
A:at
B:in
C:for
D:with;
B:in
C:for
D:with;
正确答案是：
同类题型
I started off to walk, but Peter gave me a lift— Therefore, you _____ after all
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It was at that school _________ he realized his dream _________ he was going to be a teacher
It is not until we know more about the situation ______ we are able to improve it.