The Internet is really ________ to us. We can get a lot of things from it.
#74486
A
useful
B
difficult
C
different
D
safe
推荐题目
This book _______ Lucy’s . Look! Her name is on the book cover（封面）.
#77222
A
must be
B
may be
C
can’t be
D
mustn’t be
---Is the girl in the red skirt your sister?---No. It _______ be her. She has flown to Australia.
#75610
A
can’t
B
needn’t
C
must
D
may
－May we start the meeting now?－No, we________ . We__________ to start until the manager comes.
#76883
A
mustn’t; are allowed
B
don’t have to; are supposed
C
needn’t; aren’t allowed
D
can’t; aren’t supposed
—Whose shirt is this?—It ______ be Li Lei’s. It is too big for him.
#74370
A
could
B
must
C
might
D
can’t