Parents should see to it _______ their children form the habit of brushing their teeth every day.
#77388
A
this
B
that
C
whether
D
if
推荐题目
People started to dig in the area for treasure, ____ caused much damage.
#78071
A
which
B
where
C
what
D
that
The Dead Sea is so salty ____ it’s hard for anything to live in it, ____ is why it’s called theDead Sea.
#76340
A
that, which
B
that, that
C
/, that
D
/, what
We’re talking about the piano and the pianist _____ were in the concert we attended yesterday.
#77033
A
which
B
whom
C
who
D
that