As he has been well trained this young man is to be a teacher.A. delightedB. possibleC. q

问题补充：

As he has been well trained,this young man is to be a teacher.

A. delighted

B. possible

C. qualified

D. unable

答案：

A. delighted

B. possible

(答案→)C. qualified

D. unable

解析：考查形容词的用法。be qualified to有资格的，胜任的。句意为：由于他经过良好的训练，这个年轻人有资格做一名教师。