【答案解析】[参考范文]

Among your teachers, there must be some you like most. Did you ever wonder why you spotted them? A good teacher is one who is knowledgeable in one"s field, liberal-minded and conscientiously provides the students with enlightened and mature guidance to help them form a correct outlook on life and the world.
The qualities of a good teacher are easily discernible. A good teacher is competent for imparting knowledge. They outline the lectures clearly, expound on details, and quote copiously from various sources. Their lectures entrance the students and urge them to find out more about the subject after class. A good teacher is liberal-minded, hence tolerant of the varied opinions of the students, though this tolerance is well-disciplined, encouraging initiative and discouraging bigotry. Finally, a good teacher teaches students universal wisdom in addition to knowledge from books. Students living in the Ivory Tower are easily puzzled or even upset by the numerous complicated social phenomena, and are not sure what stand they should take. A good teacher should offer them moral support in pursuit of truth, good, and beauty.
A good teacher can be either an extrovert or introvert, but the above qualities sparkle and capture students. As a matter of fact, these qualities can be concluded by one word, charisma. If you observe a good teacher closely, you might also develop such qualities, and become an intellectually attractive person in life.