Smoking pollutes air. You ______ smoke here.
#87295
A
won’t
B
can’t
C
ought not to
D
needn’t
推荐题目
I wish I_________ longer this morning, but I had to get up and come to class.
#86644
A
slept
B
had slept
C
might have slept
D
have slept
He ___________ the test, but he wasn’t careful enough.
#88168
A
was able to pass
B
must have passed
C
could have passed
D
might be able to pass
It’s a shame ______ able to give them any advice.  
#87215
A
not to have been
B
to have not been
C
to have been not
D
to not have been