Ournewmachinesaremuchcheaperto

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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

Our new machines are much cheaper to run.

A．effective

B．efficient

C．energetic

D．enthusiastic

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China began selling tickets for the Wuhan-Guangzhou high-speed railway, ______ boasts the world's fastest train journey with a 350km per hour average speed.

A．which

B．that

C．it

D．what

题型：未知
难度：未知

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The officials said the downward trend of A/H1N1 flu activity did not______ mean the worst was over. Flu activity might pick up next year.

A．greatly

B．necessarily

C．fully

D．nearly

题型：未知
难度：未知

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Many people believe we are heading for environmental disaster _____ we basically change the way we live.

A．but

B．although

C．unless

D．once

题型：未知
难度：未知

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—Who _____ it be that is knocking at the door?
—It ______be father, but I’m not sure.

A．can; may

B．may; can

C．may; must

D．need; should

题型：未知
难度：未知

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You can't imagine _____when they received these nice Christmas presents.

A．how they were excited	B．how excited they were
C．how excited were they	D．they were how excited

题型：未知
难度：未知

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