My cousin’s birthday in on the _________of October.(   )

A．three

B．first

C．two

用所给词的正确形式填空。
【小题1】Today is Peter’ s___________( nine)birthday.
【小题2】The Communist Party of China was__________(found)on July Ist, 1921.
【小题3】Look! People_________________(celebrate)National Day.
【小题4】In this picture, the family______________(be) having dinner.
【小题5】Micky,____________(open) the door, please.
【小题6】Our teacher_________(give)presents to___________(we)on Children's Day.
【小题7】In the next autumn, they had a______(celebrate) on Thanksgiving Day.

Today is the ________ day of September.

A．one

B．oneth

C．first

It’s ______ Sunday of May. (   )

A．the second

B．the two

C．second

把下列基数词改成序数词。
1、one__________________    2、two__________________
3、three__________________ 4、five__________________
5、eight__________________ 6、nine__________________
7、eleven__________________ 8、twelve__________________