—Who helped Betty tidy up the bedroom just now?—________.She cleaned it all by herself.
This is a good book.. I enjoy it very much.
— Andy, what do you think of your teachers?— I think are very nice to .
— all the students at school today?— No. Jim at home.
— Is there a computer room the building?— Yes. It is the ground floor.
---I am going to take part in the piano competition next week.---_______