asked why he went there,he said he was sent there----for a a space flight.A.training B.being training C.to have trained D.to be trained请帮忙翻译,

问题描述:

asked why he went there,he said he was sent there----for a a space flight.
A.training B.being training C.to have trained D.to be trained
请帮忙翻译,

D.当问到为什么去哪里的时候,他说他被派到那里是为了一个航天飞行而接受训练