Scientists generally agree that Earth's climate will warm up over the next 50 to 100 years ________ it has warmed in the 20,000 years since Ice Age.
#67448
A
so long as
B
as much as
C
as long as
D
as well as
推荐题目
I don't know when______. When he ______,I'll call you.
#41268
A
will he come; will come
B
does he come; comes
C
he comes; will come
D
he will come; comes
I ____ go to bed____ my mother came back home.
#41045
A
won’t, until
B
didn’t, until
C
will, until
D
/, when
Our town has been added to these years. It is no longer ________ it was 15 years ago, ________ it was poor and untidy.
#72983
A
what; which
B
that; which
C
which; that
D
what; when
The boy was saved because the doctor arrived there _____ it was too late.
#68335
A
before
B
since
C
or
D
while