11. (A). Somebody said you made a mistake.

　　(B). I didn’t know it belonged to you.

　　(C). Someone else took it for you.

　　(D). I confused you with another person.

　　12.(A). In two months I will have been here a year.

　　(B). I feel like staying in this city a few more months.

　　(C). When I arrived here I was only a few months old.

　　(D). I feel I’ve been here longer than two months.

　　答案与音频文本：

　　DD

　　11. Excuse me, I mistook you for somebody else.

　　12. I feel like I’ve been in this city for year but it’s only been a couple of months.