It is believed that _____ European scientist invented _______. A．an; a tele - 高中英语试题 - 超级试练试题库

It is believed that _ European scientist invented ___. A．an; a tele

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It is believed that _____ European scientist invented _______.

A．an; a television

B．a; a television

C．an; the television

D．a; the television

答案

解析

略

举一反三

I don"t think the experiment is _____ failure. At least we have got _____ experience for our
future work on _____ nature.

A．/; /; /

B．a; /; the

C．a; /; /

D．/; the; /

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In that south American country, _____bicycle is not_______ popular means of transportation．

A．the；a

B．a；不填

C．a：the

D．the；the

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Never lose _____ heart. There is always a chance of _____ weak defeating _____ strong.

A．×; the; the

B．the; the; the

C．×; ×; ×

D．a ; the; the

题型：不详难度：| 查看答案

After　winning war　in　Iraq，the country fell into new worries of economy．

A．the; the

B．a; the

C．the; ／

D．a; ／

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While other scientists are keeping____eye on changes in the H5N1 bird flu strain, the scientists in England are working on vaccines, in case it becomes highly infectious in ____humans.

A．a , /

B．an, /

C．the, an

D．an, the

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