The boy was so tired that he fell asleep _______ his mother could take off his clothes.
#30840
A
before
B
after
C
while
D
when
推荐题目
--Sir, I feel it complicated to apply to a university abroad.--Why not read our guide? This is ________ the relevant information is available.
#31218
A
what
B
how
C
where
D
that
This is the concert hall ________ he has given very successful performances.
#34127
A
where
B
which
C
that
D
when
The policy of the mainland is very clear and straightforward，and the key problem is_____the leaders of Taiwan will accept it.
#30628
A
that
B
how
C
why
D
whether
________they decide which college to go to，students should research the admission procedures.
#30038
A
As
B
While
C
Until
D
Once
____he thought he was helping us with the work, he was actually in the way.
#80115
A
Although
B
Unless
C
Because
D
When