一Look! That teacher is explaining something to her students again and again!一teacher she i

问题补充：

一Look! That teacher is explaining something to her students again and again!

一teacher she is!

A. How patient

B. What patient

C. How a patient

D. What a patient

答案：

A. How patient

B. What patient

C. How a patient

(答案→)D. What a patient

解析：本题是一个感叹句，关键词是老师，为名词，感叹句的结构是what+……+名词，若名词为可数名词单数，在修饰词前还要加不定冠词a或an，故本题选D，how+形容词或副词。