(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
If only I＿＿＿＿＿how to operate a computer as you do!
#89926
A
had known
B
wou欤?know
C
should know
D
knew
If I ______ plan to do anything I want to，I’d like to go to Tibet and travel through as much of it as possible.
#90552
A
would
B
could
C
had to
D
ought to
I didn't see your sister at the party. If she __, she would have met my brother.
#87370
A
has come
B
had come
C
did come
D
came
The teacher_____have thought Johnson was worth it or she wouldn’t have wasted time on him,I suppose.
#89086
A
should
B
can
C
would
D
must
If you go into a store and feel that the clerk is being rude, stop and think that she____ a tough day, and put yourself in her shoes.
#88069
A
may have
B
may have had
C
must have
D
should have had