______ you study hard, you will pass the exam.
#4544
A
If
B
Although
C
Though
D
Before
推荐题目
I thought Jim would say something about his school report, but he ______ it. 
#4948
A
doesn’t mention
B
hadn’t mentioned
C
didn’t mention
D
hasn’t mentioned
 _______was not ______she took off her dark glasses _______I recognized her.
#4623
A
It; when; before
B
It; until; that
C
That; after; that
D
This; when; after
His car ______ yesterday, so he can not go to work by car.
#4545
A
is repaired
B
was repaired
C
repairs
D
has repaired