are good friends. We often play together.A. Jill and I　B. I and Jill　C. Jill and me　　　D.

问题补充：

are good friends. We often play together.

A. Jill and I

B. I and Jill

C. Jill and me

D. Me and Jill

答案：

(答案→)A. Jill and I

B. I and Jill

C. Jill and me

D. Me and Jill

解析：并列人称作主语时，第一人称通常位于最后，做主语要用人称代词主格，me是宾格不能用，故本题选A。