【答案】Idon’t understand _________ that everything’s fine when it’s not.

Idon’t understand _________ that everything’s fine when it’s not.

A. how can he say

B. can he say how

C. he can say how

D. how he can say

【答案】

D

【解析】

宾语从句用陈述语序，且引导词位于从句句首。