题目内容

--How can I get to the nearest post office?
--_______________
A:It is a long way from here.
B:Sorry, I am new here.
C:Why don't you walk?
D:Here it is.

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--Shall I drive you to the railway station?
--Oh, don't bother about it. I'll take a taxi.
--Well, __________!
--Thank you and good-bye!
A:come on
B:help
C:have it checked up
D:have a nice trip

How could you say that?
___________. I did not mean to hurt you.
A:Excuse me
B:I won't regret
C:I'm really sorry
D:That's all right

对于中载下降操作的方法是,降手柄推到下降第()档比较合适。

A. 一
B. 二
C. 三

在电路中如果发生短路或严重超载是,需要迅速切断电源,担负这一任务的叫()继电器

A. 时间
B. 过电流
C. 热

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