How strange it is the students are so quiet in the classroom!
#30612
A
where
B
when
C
whether
D
that
推荐题目
-- What’s your plan for this winter vacation?-- I’ll take an express train to Dalian for my holiday ______ school ends．
#32438
A
while
B
until
C
immediately
D
unless
The boys enjoy playing basketball __________ many of the girls relax by playing ping-pong.
#30719
A
while
B
or
C
since
D
if
________ a two-year period, Nancy became addicted to painkillers （止疼药）.
#34784
A
Beyond
B
Above
C
Since
D
Over
At school, some students are active ______ some are shy, yet they can be good friends with one another.
#32248
A
while
B
although
C
so
D
as
I'm sorry you've been waiting so long，but it'll still be some time ________ Brian gets back.
#30681
A
before
B
since
C
till
D
after