--Hello, Sandy. This is Jack. What are you doing?---I’m watching a match. It started at 7:00 p.m. and _____ on for another an hour.
—Mr.Zhou,I’m sorry.I left my homework at home. —Oh.Don’t forget to________it here tomorrow.
Linda is________her mother in many ways.For example,they are both tall and thin.
Don’t shout at him.He is unable to hear you because he is________.
The girl is poor.She can’t see anything because she is________.
He became a successful writer at________age of twenty-five.