a. Clothes that they bought at a shop on a main road

　　b. Expensive designer clothes

　　c. Clothes bought from one of the many chain fashion shops that you typically see in all

　　towns across Britain

　　d. Clothes that you can only wear outside

　　答案是：c，High street fashion的意思就是指大众能接受的时装流行趋势。a不对，因为A high street一般指商业街，不过不是所有商业街上的时装店买的都是high street时装；b不对，因为high street fashion一般没有价格昂贵的顶级名牌时装。