The school shop,(whose)customers are mainly students,is closed for the holidays却成分吗?customer 是主语,还缺主语?那就用where,表示那里的顾客是学生,为什么不行?????
那您说却成分吗?customer不是主语,答案说却主语?????
customers是定语从句的主语吧,只能这样说