⑴—Is Li Lei eating chicken? —Yes, he is. A. 
⑵—Is Meimei singing? —No, she's writing. B. 
⑶—Is Wang Ming reading a book? —Yes, he is. C. 
⑷—Is Zhang Dong watching TV? —No, he isn't. He's running. D. 
⑸—Is Zhu Fang drinking tea? —Yes, she is. E. 
