---Must I learn the new words in heart today?---No, you _______. You ______ do it tomorrow. 
#74845
A
needn’t; may
B
mustn’t; must
C
mustn’t; may
D
needn’t; mustn’t
推荐题目
I have trouble ________ the new words. 
#75119
A
memorize
B
to memorize
C
memorizing
D
memorized
—Why,I didn’t get you on the phone.—We ________football on the playground when you phoned.
#62277
A
must be playing
B
must play
C
must have played
D
must have been playing
 You _____ me because I didn't say that.
#62636
A
may misunderstand
B
must misunderstand
C
should have misunderstood
D
must have misunderstood