Tom says he is too tired to go on.– He can’t. He ________ for an hour.

You will________your chances of getting a pay rise if you don’t work harder than others.

Facebook is one of the most popular websites in Britain ___ over twenty-five million users.

ebrate the New Year, the studentsstayed in the classroom after school, _____ the performances and ______ theroom

It’s cold outside. _________ your sweater before you go out.