“Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”
#89541
A
must; could
B
may; might
C
need; must
D
could; need
推荐题目
If Peter had not hurt his leg, he ______ the important meeting last week.
#86505
A
will attend
B
attended
C
would have attended
D
would attend
(2013·陕西，12)My mom suggests that we ________ eat out for a change this weekend.
#86622
A
should
B
might
C
could
D
would
Peter ______ be really difficult to deal with at times even though he’s a nice person in general.
#87864
A
shall
B
should
C
can
D
must
. Research findings show we spend about two hours dreaming every night, no matter what we ____ have done during the day.
#88332
A
should
B
would
C
may
D
must