December is the _______ month of the year.

A. twelve　　　　B. twelveth　　　　 C. twelvieth　　 D. twelfth

-- Tom, what would you give your sister for her twelfth birthday?

--I haven’t made the decision yet. I 　　　　　 send her a hair band.

A. shall　　 B. should　　　 C. may　　　 D. must

选择填空:

December is the ______ month of the year.　　 

[　　]

A. twelveth　　 B. twelve　　 C. twelfth　　 D. twentieth

I received a beautiful dress on my _____ birthday, I like it very much

A. twelve　　　 B. twelveth　　　C. the twelfth　　　　　　 D. twelfth