At no time _____ in the meeting-room. [

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问题选择题

At no time _____ in the meeting-room. [ ]

A. is smoking permitted

B. smoking is permitted

C. smoking is it permitted

D. does smoking permit

答案

答案：A

选择题

I ________ with all the windows closed, but now I'd like some fresh air.[ ]

A. am used to sleep

B. am used to sleeping

C. used to sleeping

D. used to sleep

问答题简答题

喷头正常转速是多少？过高或过低有什么不好？