Do you like your school?---A. I like.B. Yes I am.C. Yes I do.D. No I do.

问题补充：

--- Do you like your school?

---

A. I like.

B. Yes, I am.

C. Yes, I do.

D. No, I do.

答案：

A. I like.

B. Yes, I am.

(答案→)C. Yes, I do.

D. No, I do.

解析：本题为一般疑问句，肯定回答用yes，否定回答用no，故不选A，D意思矛盾故不选，回答结构为人称加引导词，本题为助动词do，故不选B，只能选C。