Yao Ming was born       September 12, 1980.

 Yao Ming was born _____September 12, 1980.

　　    A. on　　 　　B. in 　　　　　  C. at　 　　　 　 D. to

Yao Ming was born _____September 12, 1980.

A. on　　　 B. in 　　　C. at　　 　D. to

Yao Ming was born _____September 12, 1980. 　　

A. on　　　 B. in 　　　C. at　　 　D. to