—Do you think Xiao Ming can pass the high school entrance exam or not?—Sorry I’ve no ide

问题补充：

—Do you think Xiao Ming can pass the high school entrance exam or not?

—Sorry, I’ve no idea.

A. that

B. which

C. if

D. whether

答案：

A. that

B. which

C. if

(答案→)D. whether

解析：考查宾语从句连词的用法，句子强调两方面的选择，并且后面有or not。