Do you think Yao Ming is the pride of China?

答案是D (注意：我只是从分析语法的角度来看,并不代表我不欣赏姚明啊~）
问句的意思：你是否认为姚明是中国的骄傲?
被问的主语是句子中的"you",而不是yao ming,
如果是肯定回答,应该是：
Yes,I think YAOMING is the pride of China.
否定回答：
No,I don't think YAOMING is the pride of China.
所以符合语法规则的只有D.