I’m sorry, Bill. I _________ the book to you last week, but I was so busy that I forgot to do so.
#63435
A
must have returned
B
could return
C
should have returned
D
might return
推荐题目
_Could I go to the movie this Sunday, Dad?Yes, you_____. But you ______ come back before nine.
#75448
A
should, can
B
must ,have to
C
can , have to
D
need, must
 ---The book _____ be Tom’s.---No, it _____ be his. There’s a name on the book. It’s Jim’s.
#74804
A
must; mustn’t
B
may; mustn’t
C
can; can’t
D
must; can’t
-- _____ I ask you a question, Mr. Wang?      -- Yes, you _______.
#76518
A
Can, can’t
B
Can, may
C
May, can
D
May, mustn’t
I looked everywhere for the book, but I ______find it
#76915
A
mustn’t
B
needn’t
C
may not
D
couldn’t