12. What about _____________ ( skate ) on the ice?

11. Thanks for _____________ (invite ) me.

10. Computers ____________ ( sell ) almost everywhere.

9. They __________ ( read ) books when the teacher came in.

8. ________ your mother ___________ ( wash ) clothes yet?

7. They used to ____________　 ( stay ) at home on Sundays.

6. They decided ___________ ( not tell ) him the bad news.

5. They will go fishing instead of ___________ ( swim ).

4. My parents want me ____________　 ( be ) a teacher.

3. It was difficult for him ____________　 ( give ) up smoking.