—I called you at 9 last night，but no one answered.—Sorry，I ________ sleeping.I went to bed very early.
#62284
A
need have been
B
would have been
C
must have been
D
should have been
推荐题目
If you spend the spring sneezing, take a look at your plate. Some foods _____ make allergies worse.
#62893
A
should
B
must
C
can
D
may
----Listen! Is Kitty in the next room? ---- No, it ______ be Kitty. She has gone to Beijing.
#76686
A
may not
B
can’t
C
mustn’t
D
needn’t
You_____to work more ______with our organization.
#74751
A
must,close
B
must,closely
C
ought,close
D
ought,closely
I ________ be a little bit slow, but at least I don’t make stupid mistakes.
#62957
A
should
B
may
C
must
D
need
---How did you do in the test yesterday? -----Not so well. I ______ much better but I misread the directions for writing.
#63231
A
will have done
B
could have done
C
must have done
D
may have done