— Mum, my friends are waiting for me outside. May I go out to play with them?— Yes, you , but be careful, please.
#75783
A
shall
B
must
C
may
D
should
推荐题目
–Look at that girl! Is it Susan? --No, it _______ be her. She went to her hometown just now.
#77302
A
mustn’t
B
can’t
C
needn’t
D
wouldn’t
—Must I pay for the bill now, boss?—No, you __________ pay for it after the meal.
#75532
A
needn’t
B
can’t
C
may
D
should
The art exhibition is really worth _______，and you’re sure to learn lot from it.
#77411
A
visit
B
to visit
C
visited
D
visiting
This book _____ Lucy’s. Look! Her name is on the book cover.
#75339
A
must be
B
may be
C
can’t be
D
mustn’t be