______ you study hard, you will pass the exam.
#4544
A
If
B
Although
C
Though
D
Before
推荐题目
You don’t want your parents to critisize you_______ you stop wearing long hair at school.
#4578
A
unless
B
if
C
though
D
so that
Mr. Smith went to a bookstore, where a lot of books were .
#4588
A
produced
B
invented
C
housed
D
disappeared
The police were seeking more information to find out ______ the rich merchant.
#59072
A
who was it that killed
B
who it was that killed
C
it was who killed
D
who was it killed
Expo 2010 Shanghai China will offer ____ wonderful opportunity for ____ cross - culture dialogues．
#4793
A
a;不填
B
a; the
C
不填;the
D
the;不填