Scientists say it may be five or six years ______ it is possible to test this medicine on human patients.
#92459
A
before
B
after
C
since
D
when
推荐题目
It’s _______ that you’ve got a headache; you drank too much last night.
#93330
A
no doubt
B
no wonder
C
no use
D
no sense
________ the problem of land erosion(侵蚀) getting more serious, the government is searching for a way to deal with it.
#92223
A
As
B
When
C
With
D
If
Most students expect ____more review classes before the exams.
#93563
A
it to be
B
there to be
C
that to be
D
to be
______________in his school that many of his fans want to get close to him．
#94034
A
So is he popular
B
So popular is he
C
So popular he is
D
So he is popular
Dreams occupy your mind; Goals take over your reality.But__will it take to turn your dreams into goals?
#92229
A
how
B
when
C
what
D
why