Question

I什么fourteen years old.jim’s sister什么fifteen？

Answer 1

I am fourteen years old.
意思是我年纪14岁。
Jim's sister is fifteen.
以前是Jim的姐姐15岁。Jim的姐姐用第三人称单数。

答案：am， is

Answer 2

I am fourteen years old.Jim’s sister is fifteen.
我14岁。吉姆的妹妹15岁。

Answer 3

I am fourteen years old, Jim's sister is fifteen.

Answer 4

填 am,is
主语是第一人称单数用am
第三人称单数用is

I'm 14 years old.
Jim's sister is 15.

Answer 5

考查be动词的用法。分别填am ,is

I'm 14 years old, Jim's sister is 15.