Studying in groups is necessary_____ you want to do well in school.
#30854
A
if
B
until
C
unless
D
though
推荐题目
They had kept working for several weeks everything was in order.
#31661
A
before
B
after
C
since
D
unless
_______ I like Carter personally, I don’t think ______ he’s doing is right.
#33764
A
When, that
B
While, what
C
Because, what
D
If, that
The order came the soldiers the small village the next morning.
#32109
A
that; had to leave
B
that; should leave
C
/; must leave
D
when; should leave
