7. (how / these windows / break ? )_________________________

6. (you / invite / to the party last week ? )_________________________

5. (when / this bridge / build ? )_________________________

4. (my bicycle / steal / a few days ago)_________________________

3. (three people / injure / in the accident)_________________________

2. (the house / paint / last month)The house _________________________

1. (the office / clean / yesterday )The office was cleaned yesterday.

10. _____ paper ______ (make)of wood ?

9. Some toys ______ (buy)as a presents for these children last Monday.

8. Moon cakes ______ (make)by his mother every year . ______ your mother _____ (make)moon cakes for you every year ?