Richard has received a lot of gifts from his friends for_____birthday.A.his sixteenth B.h...

问题描述:

Richard has received a lot of gifts from his friends for_____birthday.A.his sixteenth B.h...
Richard has received a lot of gifts from his friends for_____birthday.
A.his sixteenth B.his sixteen C.His sixteenth's D.his sixteen's
应该哪个呀?为什么?

A 第十六个生日