题干
— I suppose you are at least 60 years old.
— Thank you. I'm glad you______ that. My real age is 62.
A：say
B：said
C：are saying
D：were saying
答案(点此获取答案解析）
B
— I suppose you are at least 60 years old.
— Thank you. I'm glad you______ that. My real age is 62.
A：say
B：said
C：are saying
D：were saying
和
，则“
都是奇函数”是“
是奇函数”的 条件。
