单选题 Wherever one works, as a teacher, he or she should be {{U}}erudite{{/U}}, patient and helpful.
【正确答案】 B
【答案解析】[分析] 形容词辨析 A.strict严格的,严厉的,严谨的(常与with连用);B.knowledgeable知识博的,有见识的;C.considerate考虑周到的;D.serious严肃的,认真的,严重的;而erudite表示:博学的;所以答案为B。