There is an old bridge ____ the river.
—______will Mr. Green be back ? —In a week, I think .
It’s time to say goodbye to my school. I’ll always remember the people ____have helped me.
A: Listen! Is it Tina singing in the next room?B: No, it __________ be her. She is still in Shanghai.
—The children in rural areas have few books to read. Let’s ______ some books to them.—Great, it is a good idea.
The reporter spoke _________ quietly ________ no one heard what she said.