Question

【题目】What _______ boy he is ! Mrs Lu was very grateful _______ him for his help.

A. a kind; to B. kind; to C. a kind; at D. kind; at

Answer 1

【答案】A

【解析】句意：他是个多么善良的孩子啊！卢夫人非常感谢他的帮助。What a/an +形容词+单数可数名词！句中的boy为可数名词单数，前面要用不定冠词a，排除B,D；be grateful to sb. 感激某人。结合句意，故答案为A。