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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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By careful observation and precise calculation, Nicolaus Copernicus _____ that there is no one center in the universe and the sun is the center of the solar system.

A．believed

B．thought

C．concluded

D．imagined

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相关试题

— ____ you read the newspaper?
— Yes. I ____ it on the bus while I was on my way to work.

A．Have; read

B．Did; read

C．Have; have read

D．Did; have read

题型：未知
难度：未知

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We ____ on this project for four hours. Let’s have a rest.

A．are working

B．have been working

C．worked

D．had worked

题型：未知
难度：未知

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Internet shopping is really ____ when people are sure of its safety.

A．taking off

B．taking up

C．setting up

D．setting off

题型：未知
难度：未知

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Tired, Jim was fast asleep with his back ____ a big tree.

A．in

B．below

C．beside

D．against

题型：未知
难度：未知

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To tell ____ truth, his coming is really ____ big surprise to most people present at the party.

A．/ ; a

B．the; /

C．the; a

D．/ ; /

题型：未知
难度：未知

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