1．-Can you come to my party on Saturday afternoon？
-___________．I'll have to help my parents．（　?。?/div>

2．

A.That sounds fun! B.No，I don't. C.That sounds boring. D.volleyball is so difficult. E.I don't have a computer.

A：Let's play computer games!
B：That sounds interesting，but （1）
A：Well，do you have a volleyball？
B：Yes.
A：Then let's play volleyball.
B：Oh，（2）
A：OK，let's watch TV.
B：（3）Hmmm...Let's play soccer!Do you have a soccer ball？
A：（4）
B：Oh.Well，do you have a basketball？
A：Yes，I do.Let's play basketball.
B：（5）

3．A：Hi，Emma，how is everything going recently？
B：（1）.I've made much progress in study，and I got an"A" in the last exam .
A：Wow，good for you!（2）？
B：Oh，I just listened very carefully to the teachers in class.Besides，reviewing and doing exercises really helped me a lot.
A：Your efforts finally paid off.No wonder you did well in the exam.
B：Anyhow，I still have a long way to go.By the way，I want to invite my friend Linda to have dinner tomorrow.Could you give me some advice？
A：（3）.I think the best restaurant in our town is Grandma's.There is a special treat called Taste of Home.It's a must to try.
B：（4）？
A：It's made of sticky rice and some local ingredients，but I'm not sure.
B：Thanks for your advice.
A：（5）.Hope you'll have a good time.