1. You ________ wear a helmet when riding a motorbike.

2. The car ________ my father bought is blue.

3. The letters ________ by the postman every morning.

4. My house is ________ than yours.

5. If I ________ time, I will help you with your homework.

6. Are you afraid ________ dogs?

7. The keys are ________ the kitchen.

8. Please ________ the radio. I'm trying to study.

9. We ________ of sugar. Can you buy some?

10. ________ you ________ to the cinema yesterday?

11. I ________ any coffee this morning.

12. Look! The birds ________ in the sky.

13. We ________ to London in 2015.

14. There ________ a lot of people at the party.

15. How ________ sugar do you want?

16. She ________ here since 2010.

17. They ________ a new house next year.

18. Are you interested ________ history?

19. The plane ________ late last night.

20. He ________ his homework at the moment.

21. The pharmacy is ________ the supermarket.

22. Could you ________ the baby?

23. I'll see you ________ 6 p. m.

24. She ________ to the party last night.

25. I ________ to the gym tomorrow.