He talked a lot about things and persons ________they remembered in the school. 
#73847
A
which
B
that
C
whom
D
what
推荐题目
_____ this instrument should have put its work permit number on the box.
#73281
A
Who checked
B
Whoever inspected
C
No matter who examined
D
Those who estimates
He is good at English, ______we all know. 
#73808
A
that
B
as
C
whom
D
what
The hall __ we saw the film was very clean.
#71573
A
that
B
which
C
in which
D
in that