1. 听问句，选出句子的正确答语

A. At seven.

B. Yes, there is.

C. Yes, it is.

D. They're watching TV.

E. Yes, they are.

⑴⑵⑶⑷⑸

1. What are they doing?<br />2. Is that your pen?<br />3. Is there a pen on the desk?<br />4. Are they doctors?<br />5. When do you go to school?