My friends didn’t tell me .A. which room he lived inB. which room he lived C. which room

问题补充：

My friends didn’t tell me .

A. which room he lived in

B. which room he lived

C. which room did he live lin

D. which room does he live in

答案：

(答案→)A. which room he lived in

B. which room he lived

C. which room did he live lin

D. which room does he live in

解析：tell之后的宾语从句要用正常的陈述顺序，故CD不正确，在一个地点名词前的

介词不可省略，故选A。