As we know, paper is made ________ wood , that is to say wood is made ______ paper.

—Do you often         at your friends’ home on your way home?
—Yes, we do.

—This physics problem is too difficult. Can you show me _______, George?
—Sure.

I _____a girl,and Tony______a boy, we（我们）____friends.

Let her ________ the book there.

Don’t forget          an umbrella          you. It’s going to rain.

The chair is made_____wood and the paper is made _____wood,too

My father ___________live in the country. But now he _______living in the city.
A used for, is used to                 B is used to , used to
C use, used to                         D used to , is used to

Is your mother a worker? No. she __________.
A used to      B was used to       C used to be      D used

I prefer             at home rather than             to the cinema.