她正在做什么?如何表达:A.What is he doing ? B.What is she doing?
-What Nancy and Mike eat in the morning? A.do B.does C.are
--What do they do,Jim? --They’re . A.a driver B. driver C. drivers
Helen is good at . A.dance B.danceing C. dancing
Can you help me my homework? A.doing B.for C.with
There are four in my family. A.people B. peoples C.a people