问题

We’ll be back for our school’s _____ anniversaryceremony(周年庆典). –I see. That means you’ll have a get-together withyour 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: