Therearealotofcomputersinthela

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更新 2022-09-03
科目英语
题型单选题
难度较易
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挑错有奖

There are a lot of computers in the lab,and they need professional __________ to make sure they can be in a good state.

A．operation

B．maintenance

C．service

D．advice

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For more information about Cambridge, _____ our website at www. Cambridge, org.

A．visit

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A．random

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——Jim is addicted to novels recently.
——Yes, that might _____ why he did so badly in the last test.

A．answer for

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I was surfing the Internet _____of successful rendezvous and docking of Shenzhou-VIII and Tiangong-I.

A．when suddenly came the good news

B．while the good news came suddenly

C．when suddenly did the good news come

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