I didn’t know when he _____ back. He said he would call me when he _____ home.
一Is there ____ bread in the fridge? 一Yes. Would you like _________?
一is Tom’s mother? 一The one in red.
Her father and mother ______ drinking black tea.
There isn’t _______________with your computer.
We should use _______ people and ______ money to do the work better.