when and why he came here _____ yet.
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when and why he came here _____ yet.
A.is not known
B.are not known
C.has not known
A.is not known
B.are not known
C.has not known
When and why he came here 作为一个整体,
谓语动词用单数形式..
句意:他何时和为何来这的原因还未知.!'
选AAAAAAAA.
谓语动词用单数形式..
句意:他何时和为何来这的原因还未知.!'
选AAAAAAAA.
when and why he came here _____ yet.
When and why he came here ________ yet.选什么
When and why he came here () yet?A is not known B are not kn
When and why he came here ________ yet.A.is not known B.are
When and why he came here ___ yet 为什么横线上的谓语动词用单数
请英语帝,讲解这道题when and why he came here _______yet.a\is not know
When and why you came ____ .
Do you know when he came here?
He came here _____ to see me.
--- Peter here yet?--- Not yet,but he _____ be here soon,he
I was surprised why he came here so early.
he came running here