Mr Yang is a doctor. He works ____ .
If you need to go to the restroom in class, please your hand.
-Your grandfather often does Tai Chi in the park. -Yeah, bad weather stops him.
-Who plays the piano , Sam or Jerry? - Jerry. But he gave the performance chance to Sam this time.
- Look! The boys are talking about the movie _ - They always have so many fun things to share.
一Tom, don' be .You should make your bed every morning. - Sorry, Dad. I'll do it now.