When and why he came here ________ yet.A.is not known B.are
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When and why he came here ________ yet.A.is not known B.are not known C.has not known D.have n
When and why he came here ________ yet.
A.is not known B.are not known
C.has not known D.have not been
那个正确,为什么
When and why he came here ________ yet.
A.is not known B.are not known
C.has not known D.have not been
那个正确,为什么
A.is not known
When and why he came here
这是一个主语从句,看成是单数的主语
When and why he came here
这是一个主语从句,看成是单数的主语
When and why he came here ________ yet.A.is not known B.are
When and why he came here () yet?A is not known B are not kn
When and why he came here ________ yet.选什么
when and why he came here _____ yet.
请英语帝,讲解这道题when and why he came here _______yet.a\is not know
When and why he came here ___ yet 为什么横线上的谓语动词用单数
I do not know why ____________.A.he come late B.he came here
( )he has gone is not known yet.
一道英语单选题.-How and why Jack came to China ____ not known .When
when and why he will come has not known.这道题改错、
几道英语题,高二的1.I do not think he is known _anybody here.A.for B.
who will be sent abroad__not known yet a.is b.are c.was 意思