Both his parents look sad ,Maybe they ___what is happened to

Both his parents look sad ,Maybe they ___what is happened to him ,A Knew B have known
zero-guozi 1年前 已收到2个回答 举报

心儿蓝h 幼苗

共回答了20个问题采纳率:85% 举报

Both his parents look sad ,Maybe they ___what has happened to him .
A Knew B have known
选项是B
【have known】是现在完成时,表示对现在造成的影响【look sad】.

1年前

2

只爱aa 幼苗

共回答了211个问题 举报

选现在完成时,表示刚刚完成的动作对现在的影响

1年前

0
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