He was alone!
A、He lived alone.
B、He felt lonely.
C、Only he stood there.
D、He was the only person in his family.
【正确答案】：C
【题目解析】：alone和lonely都有“孤独、寂寞”的意思，lonely强调情感上的孤独.例如，he feels lonely,因此可排除选项B。题干只是表达了“他一个人”，并未表达“他一个人住着”或者“他家里只有他一个人”，因此选项A、D不符合题意。答案为C。
