一、单项选择（本题共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
( ) 1. — How was _________ dinner at Mike’s house?
— It was great. Mike’s mum is _________ wonderful cook.
A. a; the B. the; a C. the; the D. a; a
( ) 2. — Do you know when Xiao Ming was born?
— Yes, he was born _________ September 12th, 1997.
A. in B. from C. about D. on
