1. Can you imagine ___________________ in 2050?

2. What do you want _________ ?

3. I find it difficult to talk to Alan because we have so _________ in common.

4. There are not _______ easy ways of learning a foreign language.

5. A kangaroo has such strong legs ______ it can jump over a car.

6. John F. Kennedy was the youngest president of the USA and ___________ to be murdered.

7. I ___________ this car for a year.

8. Tom is in his room. He ____________ the piano.

9. Who ________ : "To be or not to be, that is the question"?

10. ____________ that strange man sitting over there?

11. You will find your way to the village without difficulty _________________________ .

12. Pluto is ___________ of all planets.

13. My father always gives me __________________.

14. People use ______ words and gestures to express their feelings.

15. Nobody _________ why people walk or talk in their sleep.