一、根据句意，用括号内所给词的适当形式填空:

1.There are some bikes over there. The ______third______(three) one is mine.

2.---Which is the _____fifth_____(five) month of a year? ----May.

3.Daniel lives on the _____ninth_____(nine) floor of the tall building.

4.My birthday is on the _____twentieth______(twenty) of December.

5.This is my _____first_____(one) day in Nanjing, so I am very tired.

6.Beijing is so beautiful that I want to visit for a _____second______(two) time.

7.---December is the _____twelfth______(twelve) month of the year.

8.My uncle will arrive here on the ______twenty-first_______(twenty-one) of this month.

9.I was the _____eighth_______(eight) student to get to school this month.