I really don’t know for certain____ they
题型:选择题
问题:
I really don’t know for certain____ they discussed.this important event very secretly.
A.where was it that
B.where it was that
C.where that
D.it was where that
I really don’t know for certain____ they discussed.this important event very secretly.
A.where was it that
B.where it was that
C.where that
D.it was where that