[-A84] When asked why he went there,he said he was sent ther

[-A84] When asked why he went there,he said he was sent there ______ for a space flight.
A.training
B.being trained
C.to have trained
D.to be trained
翻译并分析

当被问及为何去那里时,他答道他去那里是为了接受空天飞行训练.
to be trained for ...表明接受.培训这样一个目的,被动语态最为恰当

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