根据句意及提示写单词。

1. There are twelve __________ in a year.

2. __________ first is Children's Day (儿童节).

3. National Day (国庆节) is __________ first.

4. __________ tenth is Teachers' Day.

5. __________ first is New Year's Day.

6. __________ is the eighth month in a year.

7.—When is __________ (Mary) birthday? —__________ (she) birthday is May 16.

8.—How old __________ your brother? —__________ 12 years old.