Question

【题目】---How old is your son?
---________. And December 1st is his ______ birthday.
A.Twelve, twelfth
B.Twelfth, twelve
C.Twelve, twelve
D.Twelfth, twelfth

Answer 1

【答案】A
【解析】句意：--你儿子多大了？--12岁，12月1日是他的第12岁生日。表示年龄应该用基数词；第二空后是名词，所以应该用序数词。故选A。