If the students who killed themselves had only been more confident, their deaths ________.
#63688
A
need have been avoided
B
must have been avoided
C
might have been avoided
D
will have been avoided
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Walking exercises ____ be boring at times, but on a clear sunny morning nothing could be better．
#63356
A
may
B
will
C
must
D
should
Tom likes driving and he ______drive his car to the party, but I’m not quite sure about it yet.
#63098
A
can
B
shall
C
must
D
may
---Who is the tallest boy? ---It ______ be John. John is of medium height.
#77245
A
must
B
needn’t
C
might
D
can’t
----- Mum, I still want to watch the football match between China and Thailand now.------Ah, the first month-test is approaching,_______ you watch so bad a game ?
#62896
A
Must
B
Can
C
May
D
Need
—What did you say to your sister? I saw her crying in the room.— It _________ my fault. I just said hello to her when I met her, nothing else.
#62216
A
must have been
B
can’t have been
C
oughtn’t to be
D
should have been