—Why, my new computer is rubbish! Five hours has passed and it still hasn’t finished the downloading. —Don’t worry. You know, sometimes the Internet ________ be very slow.
#63366
A
can
B
may
C
should
D
must
推荐题目
---________ we clean the classroom at once? ---No, you________. You ________clean it after school
#76372
A
Must, needn’t, can
B
Need, mustn’t ,may
C
Must, mustn’t, can
D
Shall, can’t , may
-May we leave the classroom now? -No, you ______. You ______ to leave until the bell rings.
#78353
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed