---Look at these tracks. It _____ be a wolf.” ---Don’t be so sure. I think it _____ be a fox.
#87712
A
must; could
B
may; might
C
need; must
D
could; need
推荐题目
—Guess what？ I have got A for my term paper.—Great!You _______ read widely and put a lot of work into it.
#87247
A
must have
B
should
C
must
D
should have
, the forest fire would have been discovered much earlier.
#87801
A
But for their care
B
Had they been more careful
C
Without their care
D
If they were careful
（湖南省怀化市2014年高三第二次模拟考试）32. Keep up a good state of mind even if you ______ fail plenty of times.
#86395
A
should
B
will
C
must
D
need
If we a full preparation, the meeting wouldn't have been so successful．
#87141
A
haven't made
B
wouldn't make
C
didn't make
D
hadn’t made