根据对话内容，从选项中选出能填入空白处的最佳选项，其中有两个为多余选项。
A: Hi, Julia. What are you doing? 【小题1】
B: Yes. I never go out on Saturday afternoons.
A: 【小题2】
B: No. Right now my mum is watching her favourite programme. 【小题3】 I’m playing a game with my dad.
A: 【小题4】
B: He is listening to music. Do you know what my grandpa is doing at the moment?
A: No, I don’t.
B: 【小题5】
A: Oh, really?
B: Yes. The music is very loud (大声), but he is sleeping next to my brother. I don’t know how he’s doing it!
A: Ha ha.

A．He is sleeping!

B．Are you at home?

C．He is telling a story.

D．Are you watching TV?

E．What about your brother?

F．She always watches it on Saturdays.

G．I often go to the park with my parents.