Bill won’t make any progress ______ he studies harder than before .
#57126
A
if
B
when
C
because
D
unless
推荐题目
Earth is becoming more and more polluted. ______, people will move to Mars one day.
#55145
A
In order to
B
So that
C
As a result
D
Because of
—How about joining us in the summer camp? —I wish I could, ___________ I have to practice for the piano test.
#56543
A
because
B
so
C
but
D
although
– I don’t like mutton beef.– I don’t like mutton, I like beef a lot.
#57496
A
and, but
B
and, and
C
or, but
D
or, and
