Поставить к предложениям вопросы! There are usually  two or three levels in a depatmen store.      Shopping becomes a part of their trip and later a part of their memories.

what are there in a department store? What becomes a part of their trip and later a part of their memories? 

1. There are usually two or three levels in a department store.  Are ther usually two or three levels in a department store? There are two or three levels in a department store , aren't there? How many levels are there in a department store? 2 Shopping  becomes a part of their trip and later of their memories. Does shopping become a part of their  trip and later a part of their memories? Shopping becomes a part of their trip and later a part of their memories, doesn't it/ What becomes a part of their trip and a  later a part of memories?