2. city ( 复数) ____________

1. large (反义词)　 ___________

10. Some of them sleep _______the whole winter.

9. What does spring________ you think of?

8. It is nice to see plants start ______ in spring.

7. It is important to________ on the thick clothes in winter.

6. Christmas is in________ in many places of the world.

5. Sometimes it rains________ in Spring.