—A talk on American culture        in the school hall yesterday afternoon.—It’s a pity. I missed it. 

Tom often makes his brother___but yesterday he was made___ by his brother.

— You speak French so well. How long have you learned it? — ________ I was fifteen.

---How often ___________ the Olympics _____________? ---Every four years. 

 —Do John and Betty have a child？ —Yes. They _______ for twenty years.