阅读理解，选择合适的答案。
Winter is very cold. Sometimes it snows in winter. We can play with the snow. We can make snowmen.
We usually wear warm clothes. My favourite season is winter, because my birthday is in December.
1. Winter is ______．
A. cold
B. warm
C. hot
2. Sometimes it ______ in winter.
A. rains
B. snows
C. snow
3. What can we do in winter?
A. We can swim.
B. We can make snowmen.
C. We can plant trees and flowers.
4. We usually wear _______ in winter.
A. shirts
B. shorts
C. warm clothes
5. Which one below is right?
A. I don't like winter.
B. I like to swim in winter.
C. My birthday is in December.