Look! Some boys are having a good time_______ on the playground.
A. play B. plays C. playing D. to play
-----Hi, Mary. What's your sister doing?
-----Oh, she is talking _____the phone with her classmate.
A. in B. on C. with D. at
-----_________? ------ He is cleaning his room.
A. What is he doing B. What does he do
C. How's it going D. How is he doing
------How's it going? -------_____________
A. I'm fine, thanks B. It's windy C. Sure D. Not bad
______ the weather like in Guangzhou?
A. What B. What's C. How D. How’s
Please tell the students_____________ quiet in class.
A. keep B. keeping C. to keep D. keeps
