—Miss Chen teaches English this term. —You’re luckyis a very good teacher. A. our; She

问题补充：

—Miss Chen teaches English this term.

—You’re lucky. is a very good teacher.

A. our; She

B. us; He

C. us; She

D. ours; He

答案：

A. our; She

B. us; He

(答案→)C. us; She

D. ours; He

解析：she人称代词主格，她；he人称代词主格，他；our形容词性物主代词，我们的；us人称代词宾格，我们。句意：陈老师这个学期教我们英语。——你很幸运。她是一个很好的老师。结合语境可知上文为宾格人称代词做宾语，下文为人称代词主格做主语，陈老师是女性，故人称代词用she，选C。