are good friends. A. I and Jack B. Jack and IC. Jack and me D. Me and Jack

问题补充：

are good friends.

A. I and Jack

B. Jack and I

C. Jack and me

D. Me and Jack

答案：

A. I and Jack

(答案→)B. Jack and I

C. Jack and me

D. Me and Jack

解析：根据本空的位置可知，本空应该是主语，而me是宾格，故排除CD；在英语中有多个人称时，应该将第一人称I放在最后，故排除A。所以本题选B。