问题
We’ll be back for our school’s _____ anniversary ceremony(周年庆典). –I see. That means you’ll have a get-together with your classmates in ___ years.
A:twelve, ten
B:twelfth, ten
C:twelve, tenth
D:twelfth, tenth
B:twelfth, ten
C:twelve, tenth
D:twelfth, tenth
正确答案是：
