Bycarefulobservationandprecise

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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

I am tired. I ______ all day.

A．am working

B．have been working

C．worked

D．have been worked

题型：未知
难度：未知

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Not only ____ the jewelry she _____ been sold for her son’s gambling debts but also her house.

A．is; has

B．has; had

C．has; has

D．/; has

题型：未知
难度：未知

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---- I did well in the English exam last week.
---- I did _____ . I got a full mark.

A．no better

B．no worse

C．even worse

D．not better

题型：未知
难度：未知

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Despite the warm personal relations with Hu, Bush admitted that ___ differences remain between the two countries, which makes ____ dialogue imperative.

A．the; a

B．the; /

C．/; a

D．/;/

题型：未知
难度：未知

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_____ was very ____ that little Jim wrote the letter.

A．It; careful

B．It; carefully

C．He; careful

D．He ; carefully

题型：未知
难度：未知

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