We are   back to school．

If you ask him to help you．he won't  

—Yes, he can.

— (not available, must, study for a test)

— (no, might have to, see her grandparents)

A: Hi, Mary. C you come to my housewarming party on Saturday afternoon?

B: I'm sorry I can't. I h to help my parents on the farm.

A: That's too bad. How about Jim?

B: No, he can't. He mgo to soccer practice. His school team has a big match (比赛) on Saturday.

A: Wow! He is a great player! Could you come to lily party, Linda?

C: Oh, no, I c. I have to go to acting class.

A: What about you, Tina?

D: Oh, I'd love to, but I m have to go to the doctor with my mother. She is ill (不舒服).

A: What a pity (真遗憾)! Maybe another time.

D: Sure. Thanks for asking me.

He won't  to Hangzhou because of the weather.