The computer in 1946 in America.A．is inventedB．was inventedC．inventsD．in

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The computer in 1946 in America.

A．is invented

B．was invented

C．invents

D．invented

答案

解析

试题分析：句意:电脑是1946年在美国被发明的。根据句意可知这是一件过去的事情了，而且句子的主语computer 与invent 之间构成被动的关系，故应使用被动语态。一般过去时的被动语态应是was/were + 过去分词。故选B。A选项是一般现在时的被动语态；C是一般现在时，D是一般过去时，两项没有用被动语态。

举一反三

Mr. Li will go to Guangzhou by air. His workmates are ______ at the airport.

A．turning him off

B．seeing him off

C．taking him off

D．putting him off

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—I’m afraid I can’t ________ you, sir. Can you speak more slowly?
—Of course.

A．find

B．hear

C．see

D．follow

题型：不详难度：| 查看答案

—Can you tell me how to make apple juice?
—Sure. Please watch carefully and you will see how it _________ .

A．is made

B．is making

C．makes

D．will make

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The shoes ________ that he ________ at last.

A．cost so expensive; gave them away	B．took too much; gave them up
C．took such little; gave them out	D．cost so much; gave them up

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I _____ peaceful countryside _______ noisy cities while my elder sister prefers _______ in the modern cities.

A．would rather; than; living	B．prefer; to; living
C．would rather; than; to live	D．prefer; to; to live

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