The flight scheduled _____ at 9 a.m. was delayed four hours due to the bad weather.

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问题 The flight scheduled _____ at 9 a.m. was delayed four hours due to the bad weather.

选项 A、to take off
B、take off
C、taking off
D、to be taken off

答案A

解析考查非谓语动词。scheduled…at 9 a．m．是过去分词词组，作定语修饰主语flight“航班”。要填入的动词take off“起飞”与主语flight之间是主动关系，而scheduled“计划”表示该动作还没有发生，因此填入不定式的主动形式，A项to take off正确。

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大学英语三级A级

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