1．A：Hello，may I speak to John？
B：（1）Who's that？
A：This is Mike.I phone you to tell you that our English teacher is in hospital.
B：（2）What's the matter with her？
A：She has the flu and coughs a lot.
B：（3）
A：For three days.Mary and I are going to the hospital to see her tomorrow morning.（4）
B：Of course，I'd like to.When and where shall we meet？
A：（5）
B：OK.See you tomorrow.
A：See you then.

2．A：Hello!May I speak to Mr.Han？
B：Yes，speaking.
A：This is Li Weiwei's mother speaking.Weiwei is ill，so he can't go to school today.
B：（1）.What's wrong with him？
A：He felt terrible when he got up this morning.He has a cough and a headache.
B：（2）？
A：Yes，I took him to the hospital in the early morning.The doctor said he had the flu.
B：（3）？
A：No.It's nothing serious.But the doctor said that he had better stay in bed for two days.
B：Did the doctor give him any pills？
A：Of course.Weiwei has to take them three times a day.
B：（4）？
A：He is feeling a little better.Now he is sleeping in bed.（5）.
B：Don't worry.I will help him with his lessons after he returns to school.
A：Thank you very much.
B：You are welcome.

3．A：Hi，Mary.This is Tom speaking.
B：Hi，Tom.（1）
A：Mary，I'm calling to ask if you want to go shopping next Saturday.
B：Sorry，Tom.I'm going to help at the park clean-up event as a volunteer that day.
A：Wow！（2）
B：Yes，I volunteer at the old people's home too when I have time.
A：Cool!（3）
B：Yeah，more than 60 volunteers.We'll pick up the rubbish.There will be a talk about it，too.
A：（4）Can I help，too？
B：Sure!We need help with posters for the event.You can also guide people coming for the talk.
A：Sounds good!I can do that.（5）
B：There will be buses taking us there from our school.
A：OK.See you then.
B：See you!
（1）A.Nice to hear from you.
B.Thank you for telling me.
C.Glad to meet you here.
D.Glad to receive your call.
（2）A.Do you volunteer a lot？
B.Did you clean up the park？
C.Are you busy all the time？
D.Were you good with the kids？
（3）A.Is there something different in the event？
B.Is there a lot of work for us to do？
C.Are there many volunteers for the event？
D.Are there rules we must follow？
（4）A.Nothing much.
B.That's great.
C.No problem.
D.It depends.
（5）A.Where is the nearest bus stop？
B.Which bus should we take？
C.How will we go to the park？
D.When shall we get ready for it？