题干
-- is your birthday?
-- It's on March .
A：When; twenty ninth
B：When; twenty-nineth
C：What; twentieth-ninth
D：When; twenty-ninth
答案(点此获取答案解析）
D
-- is your birthday?
-- It's on March .
A：When; twenty ninth
B：When; twenty-nineth
C：What; twentieth-ninth
D：When; twenty-ninth
