Air, or _______ is called the atmosphere, surrounds the whole world.
#72829
A
what
B
which
C
that
D
it
推荐题目
Information has been put forward ________ more middle school graduates will be admitted into universities.
#73923
A
while
B
that
C
when
D
as
This outdoor training is an exercise , as we know, teenagers' confidence can be built.
#66966
A
which
B
what
C
that
D
where
______ difficulties we may face in our life, we should keep calm and take measures to get them over.
#68026
A
Whenever
B
Whatever
C
Whichever
D
However
I'm sorry you've been waiting so long, but it'll still be some time _______ Sundance gets back.
#68353
A
until
B
before
C
after
D
since