【题目】The prize winner described to the class _______ he had managed to achieve excellence in his studies.
A. if B. how
C. what D. that
在线课程【答案】B
【解析】考查名词性从句。句意：获奖者向他的同班同学描述他是如何在学习中取得成就的。“_______ he had managed to achieve excellence in his studies”是describe的宾语从句，结合句意，该从句应用how引导，表示方式。B选项正确。