Water ____ be changed into vapour but it ____ be heated to its boiling point .
#89755
A
may ; can
B
can ; must
C
may ; needn''t
D
must ; may
推荐题目
--I can’t understand why our boss is late. --He _____the early bus.
#88079
A
could miss
B
may have missed
C
can have missed
D
might miss
John,look at the time. you stop playing the piano at such a late hour?
#89670
A
Must
B
Can’t
C
May
D
Need
(2009山东聊城模拟) “Mary looks hot and dry” “So _____ you if you had so high a fever.”
#90254
A
do
B
are
C
will
D
would
Oh，I'm not feeling well in the stomach.I ________ so much fried chicken just now.
#86626
A
shouldn't eat
B
mustn't have eaten
C
shouldn't have eaten
D
mustn't eaten
His expression suggested that he _______ ill, so the teacher suggested that he _______ sent to hospital at once.
#87032
A
was; must be
B
is; should be
C
be; be
D
was; be