haven't
have
don't
do
第1题：
A.You are right, but don’t you know the meaning of work?
B.Sorry, I don’t think so.I get overpaid for overwork, you know.
C.That’s right.All work and no play make Jack a dull boy.
D.That’s right, but the work is interesting.I don’t mind some extra hours at
第2题：
A.didn’t
B.haven’t
C.shouldn’t
D.hadn’t
第3题：
A.won't
B.mustn't
C.needn't
D.shouldn't
第4题：
5． —Do you have a volleyball?
—________.
A． Yes， I do
B． Yes，l have
C． I do
D． Yes， I don-t
第5题：
You never work late, ________ you?
A.do
B.don’t
C.haven’t
D.are
第6题：
A、So far
B、Now that
C、Though
D、Even if
第7题：
A. mustn’ t
B. can’ t
C. don’ t
D. needn’ t
第8题：
A.mustn’t
B.needn’t
C.don’t need
D.won’t
第9题：
3． —Don’t you know he left a note on your desk?
—_______．I haven’t gone home for a long time．
A． Yes，l do
B． No，l don't
C． Yes，l don't
D． No，l do
第10题：
You seldom have to do the cooking,______?
A. have you
B. haven't you
C. do you
D. don't you
15．答案为C 你很少做饭，不是吗?seldom“很少……”，带否定意味，因此反意疑问句用肯定形式。而且主句中have to为情态动词，不是实义动词。