题目内容：

完成短文

A. Would you like to go with me? B.I’m going to look after your grandma with you. C.Because my parents aren’t at home, and I have to look after(照顾) my grandma. D.Are you going to play games with her? E. She is eighty years old. F.I’m going to buy some clothes. G. What are you going to do on Sunday?

Betty: Hi, Alex! 1.________

Alex: I’m going to go cycling. 2._________________

Betty: I’d love to , but I can’t go out.

Alex: Why?

Betty: 3._____________

Alex: How old is your grandma?

Betty: 4.________________

Alex: Oh,I see. I’m not going to go cycling. 5.____________

Betty: Really? Thank you very much!

Alex: You’re welcome.