Soundtravelsairaspeedofabout34

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更新 2022-09-03
科目英语
题型单选题
难度中等
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挑错有奖

Sound travels ______ air ______ a speed of about 340 metres per second.

A．over; in

B．through; at

C．by; at

D．through; over

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After the discussion, the students asked their teacher 　　　 next.

A．which to do

B．what to do

C．how to do

D．when to do

题型：未知
难度：未知

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If the teacher 　　　 us any homework tomorrow, we will go bike riding.

A．gives

B．doesn’t give

C．will give

D．won’t give

题型：未知
难度：未知

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— Come and join us, Jimmy!
— I’m sorry, but I’m really busy now. If I 　　　 time, I would certainly go.

A．have

B．have had

C．had

D．will have

题型：未知
难度：未知

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— Is she really ill?
—　　　. She’s in hospital.

A．I am afraid so

B．I hope so

C．Not at all

D．Help yourself

题型：未知
难度：未知

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I can’t send an e-mail. Would you please teach me 　　　it?

A．how doing

B．when to do

C．what doing

D．how to do

题型：未知
难度：未知

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