His appearance has changed so much that you _____ not recognize him.
#88194
A
must
B
need
C
may
D
ought
推荐题目
 You____________ this morning if you really wanted to see it yourself.
#89224
A
ought to come
B
might have come
C
ought to have come
D
can have come
—May I speak to the patient now?—No, you _____. He is too weak now.
#90168
A
needn’t
B
may not
C
mustn’t
D
oughtn’t
I ________ you how to deal with the matter, but why didn’t you ask me?
#86841
A
could show
B
were to show
C
had shown
D
would have shown
—He failed in the exam again. —He __________his teacher’s advice.   
#87736
A
should not have followed
B
should not follow
C
mustn’t follow
D
should have followed