(2013·陕西师大附中模拟)If we had taken such effective measures much earlier, the river ________ so seriously now.
#86520
A
is not polluted
B
would not be polluted
C
had not been polluted
D
would not have been polluted
推荐题目
--- How much shall I pay for the phone call? --- You ________. This is free of charge.
#87096
A
shouldn’t
B
can’t
C
don’t have to
D
mustn’t
—Did you tell Rose about the test? —Oh, no, I forgot. I call her now.
#87476
A
will
B
can
C
should
D
might
I was too busy at that time, ________ I would have given you a hand.
#88975
A
even though
B
so
C
otherwise
D
nevertheless