A: Hello, Jack! Where are you now?
B:  I'm in Sydney. I'm at my aunt, Mrs. Miller's home.
A:  Really? What's the weather like there?
B：It's sunny and warm
A:  Good. What are you doing?
B：(A)我正在帮我姑姑打扫房间。
A: Is your sister with you in Sydney?
B:  Yes. My family are all in Sydney.
A: That sounds nice. What are they doing now?
B: My father is playing chess with my uncle in the living room. My mother is cooking. (B) My sister is play-ing soccer with my aunt's son in the garden What's the weather like in Guangzhou and what are you doing?A: Oh, It's raining here. I am watching TV. But it's boring.
B: Maybe you can find an interesting book and read it.
A: Good idea. Then bye-bye.
B：Bye.

A. Yes, there isn't
B. No, there is
C. Yes, there is
D. No, it isn't