Can you tell me difficult the exam turns out to be?A. whatB. howC. thatD. \

问题补充：

Can you tell me difficult the exam turns out to be?

A. what

B. how

C. that

D. \

答案：

A. what

(答案→)B. how

C. that

D. \

解析：考查感叹句，修饰形容词difficult用how，修饰名词用what，句意是：你能告诉我考试最终有多难吗？选B。