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.