1.
(2021六下·历下期末)
Amy: John and Sarah have a birthday next week.
Alice: Really? On the same day?
Amy: No. Sarah is two days younger.
根据对话内容，选择正确句子:
A . Sarah is two years younger than John.
B . John is younger.
C . John is two years older than Sarah.
D . Sarah is younger than John.
