( ) There are many people at the restaurant. ( ) I would like some Chinese food. ( ) He is a bad singer. ( ) I play the piano once a week. ( ) I am doing my homework.
( ) Many years ago,there weren't cars and buses in our city. ( ) Mike went to London last Summer. ( ) My grandpa was a doctor ten years ago. ( ) She wore a nice coat yesterday. ( ) There was a small house here. ( ) We haven't any televisions many years ago. ( ) He is learning Chinese history.