he sometimes makes mistakes.A. Though he is careful teacherB. As he is careful C. A care

问题补充：

, he sometimes makes mistakes.

A. Though he is careful teacher

B. As he is careful

C. A careful teacher as he is

D. Being a careful teacher

答案：

A. Though he is careful teacher

B. As he is careful

(答案→)C. A careful teacher as he is

D. Being a careful teacher

解析：可联系答.案.网客服索取。