题目内容
_ properly, a car can be used for many years.
| A．Maintained | B．Maintaining |
| C．To be maintained | D．To maintain |
A
解析试题分析： 考察非谓语动词用法。本句中主句的主语a car与前面的动词maintain（维护）之间存在着被动关系，故使用过去分词短语在句中做状语。句义：如果被适当地维护，汽车可以被使用很多年。故A正确。
考点：考察非谓语动词用法
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| A．Winning | B．Won | C．To win | D．Having won |
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| A．trying | B．to try | C．tried | D．was trying |
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| A．educating | B．to educate | C．being educated | D．educated |
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| A．finished | B．has finished | C．was finishing | D．had finished |
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| A．impressed; delivered | B．impressing; delivered |
| C．impressed; confirmed | D．impressing; confirmed |
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| A．asking | B．to ask | C．asked | D．being asked |
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| A．to live | B．live | C．living | D．lived |
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| A．making | B．to be made | C．being made | D．made |