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You should your buttons before you give a lecture. A.do up B.speed up C.carry up

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You should your buttons before you give a lecture. A.do up B.speed up C.carry up

You should ________ your buttons before you give a lecture.

A.do up

B.speed up

C.carry up

D.clear up

 

试题答案

答案:A

提示:

button在这里表示按钮,do up的意思是重新整修,这里是说在你做演讲之前应该重新计时