You should keep working hard __you have passed the exam.
#57092
A
if
B
because
C
even though
D
when
推荐题目
---__________was your vacation? ---Very good. 
#56269
A
What
B
Where
C
When
D
How
--- Let’s go fishing if it _____ this weekend . --- But nobody knows if it ____.
#57985
A
is fine , will rain
B
will be fine , rains
C
will be fine , will rain
D
is fine , rains
Lucy fell asleep_______ she was listening to music.
#58200
A
before
B
while
C
after
D
as soon as
______ it rained heavily, no one in our class was late for school.
#56854
A
Because
B
Even though
C
As soon as
D
Until