---What are you going to do this weekend ?--- Well, we’ll clean up the city parks ________ it rains..
#41095
A
if
B
until
C
while
D
unless
推荐题目
Beijing was attacked by such a terrible sandstorm ______few citizens had ever experienced before.
#73251
A
and it was
B
as
C
that
D
which
---How long have you been studying at this school? --- I have been studying here____.
#41315
A
since I was thirteen years old
B
when I was thirteen
C
at the age of thirteen
D
after I was thirteen
________ , my cousin still couldn’t pass the driving test．
#68195
A
Might she as try
B
Try as she might
C
She might as try
D
As she might try
No one would have time to read or listen to an account of everything ______ going on in the world.
#73731
A
it is
B
as is
C
there is
D
what is