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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----I wonder_______.
----Of course. He began to prepare for it last month.

A．when will he give back the magazine to the library

B．whether he has prepared for the writing competition

C．what was he talking about with his friends

D．where he is going to hold the English party

题型：未知
难度：未知

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----How amazing, Sara! You are used to going to bed early and getting up early these days.
----_______ And I hope you can lead such a healthy life, too.

A．So do I

B．So I do

C．So I am

D．Thanks a lot

题型：未知
难度：未知

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----Can you tell me ______ live a low-carbon(低碳) life ?
----OK. By using both sides of the paper.

A．where’s

B．why to

C．when to

D．how to

题型：未知
难度：未知

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I really enjoyed your speech, ______ there were some parts I didn’t quite understand.

A．because

B．unless

C．though

D．after

题型：未知
难度：未知

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My grandfather loves keeping pets．He said a pet could help a person feel______.

A．more nervous

B．less alone

C．less lonely

D．more worried

题型：未知
难度：未知

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