-Hi, can I help you?-_______.
John ______ playing basketball. He likes football.
Zeng Xiaoxian in Love Apartment(爱情公寓)_____very young and cool.
—______ your aunt?— She is a doctor.
Please ______in bed. It’s bad for your eyes.
. There’ re _____ boys in the classroom ,but there aren’t _____ girls in it.