—Excuse me. Does your store ___________ Chinese books?—Yes. Do you need to ___________ one?
If you’re strict with yourself, you_____ great progress.
--- Where is your grandpa now? --- He ______ newspaper in the living room.
It’s very late at night, ____ our teacher is still working .
--- ______ you give your seat to this old man? --- Of course.
My mother has two brothers. One is a doctor, ____ is a lawyer.