当你问对方正在做什么时,你应该说: A. What do you do?B. What are you doing?C. What are you going to do?
I went to Xi’an July . A.on B . in C. at
He wants Sam chess with us A.playing B. to play C. plays
My brother Qingdao every year. A.visit B. visited C. visits
Look!My sister TV. A.watch B. watching C. is watching
Heto the zoo last week. A.go B. went C. is going to