he study?- In a middle schoolA. Where isB. What doesC. Where doD. Where does

问题补充：

he study? --- In a middle school

A. Where is

B. What does

C. Where do

D. Where does

答案：

A. Where is

B. What does

C. Where do

(答案→)D. Where does

解析：

根据答语In a middle school，应该是问：他在哪里学习的？排除B项，study是实意动词，疑问句要用助动词，又因为主语是he，助动词应该用does。所以选D。