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
The judge paid no attention to _____ he had just lost his wife.
#74241
A
that
B
which
C
what
D
the fact that
Someone called me up in the middle of the night, but they hang up ____ I could answer the phone.
#67636
A
since
B
after
C
until
D
before
______everybody enjoys fresh cut flowers around his house．few people know how to keep them for as long as possible．
#72736
A
Because
B
Since
C
While
D
If
____ has finished the work ahead of time will be rewarded though we don't know who it will be.
#73560
A
Those who
B
Anyone
C
Whoever
D
No matter who
_____ 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