______is very important for us to learn English well.
Your notebook _____ Li Lei’s notebook.[ ]
I didn’t know you go to school by taxi.—-Oh, I __________ take a taxi to school, but my bike needs repairing.
__________ is the young woman over there?— She is my teacher.
All of us found ________ hard to get along with him, he was too strict with others but not with himself.