问题补充:
We didn’t know how to find them because they didn’t tell us .
A. which room did they live
B. which room they lived in
C. which room they lived
D. which room did they live in
答案:
A. which room did they live
B. which room they lived in
C. which room they lived
(答案→)D. which room did they live in
解析:句意:因为他们没有告诉我们他们住哪个房间,所以我们不知道如何找到他们。特殊疑问句做宾语从句时的词序为:疑问词+主语+谓语+宾语。故选D。