Intimeofseriousaccidents,wekno

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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

In time of serious accidents, ________ we know some basic things about first aid, we can save lives.

A．whether

B．until

C．if

D．unless

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Laura was away in Paris for over a week . When she got home，there was a pile of mail_____for her.

A．waited

B．waiting

C．to wait

D．was waiting

题型：未知
难度：未知

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—What major will you choose when you are at university?
—______ but Physics, which has brought terrible dreams to me for the past 12 years.

A．Nothing

B．Anything

C．Something

D．Everything

题型：未知
难度：未知

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It is said that the engines of Flight MH370____while flying over the Indian Ocean,with all on board killed .

A．broke out

B．ran out

C．gave out

D．wore out

题型：未知
难度：未知

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—People often don't appreciate what they have, do they?
—No, _____ they lose it.

A．if

B．after

C．when

D．until

题型：未知
难度：未知

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—Did Ann fail in English?
—She ____. Don't you notice that she looks depressed?

A．might

B．must

C．may have

D．could have

题型：未知
难度：未知

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