题干
Do you like winter?
A：No, I like spring.
B：Yes, I like spring.
答案(点此获取答案解析）
A
Do you like winter?
A：No, I like spring.
B：Yes, I like spring.
上一点P到它一个焦点的距离是7,则P到另一个焦点的距离是（ ）