The question______new measures should be taken to control the terrible air pollution is______puzzles scientists a lot.
#67627
A
that; what
B
which; that
C
what; what
D
which; that
推荐题目
________ is known to us a11 is that the Diaoyu islands have been part of our Chinese territory since ancient times.
#68215
A
As
B
Which
C
It
D
What
I walked up to the top of the hill with my friends, ______ we enjoyed a splendid view of the lake.
#68395
A
which
B
where
C
who
D
That
---I don’t know if Aunt Li to look after these“stay-home children”tomorrow morning.---If he ,I will phone you.
#41115
A
comes;will come
B
comes;comes
C
will come;will come
D
will come;comes
The old man has two sons，________is a soldier.
#67015
A
one of whom
B
both of them
C
all of whom
D
both of whom
_________ difficult the task may be, we must finish it on time, because we can’t meet such a precious opportunity _______ we have expected.
#72105
A
Whatever; that
B
However; as
C
However; that
D
Whatever, which