UC知道While _____ in Australia, he met many of his old friends.
来源：百度知道 编辑：UC知道 时间：2024/06/06 21:44:11
While _____ in Australia, he met many of his old friends.
A．visiting B．visited
C．visit D．to visit
为什么选A,我选了B
A．visiting B．visited
C．visit D．to visit
为什么选A,我选了B
这里是现在分词作伴随状语，当分词和主句的主语是主谓关系时，用现在分词，是动宾关系就用过去分词，这里he和visit 是主谓关系，所以加ing，不表示时态．
while是在……的时候的意思
要用进行时
while接的是进行时，表示当正在干什么的时候。
过去进行的
While _____ in Australia, he met many of his old friends.
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