You can’t pass the exam ______ you study harder.
#57077
A
unless
B
if
C
when
D
so
推荐题目
If I ______ five minutes, I will get everything ready.
#57664
A
will give
B
be given
C
am given
D
was given
Hurry up. The car is coming. Wait a minute, Don’t cross the street _____the traffic lights are green.
#56861
A
while
B
when
C
until
D
after