To speak about shopping, you need the appropriate vocabulary. Part 1
To do the shopping - buy things from shops;
To go shopping - go to the shops;
Window shopping - the activity of spending time looking at the goods on sale in shop windows without intending to buy any of them;
Choice - when you can choose between two or more things;
Cheap - not expensive, or costing less than usual;
Expensive - costing a lot of money;
Long - continuing for a large amount of time;
Short - having a small distance from one end to the other;
Tight - fitting your body very closely;
Big - large in size or amount;
Small - little in size or amount;
Wide - measuring a long distance or longer than usual from one side to the other;
Loose - large and not fitting tightly;
Cash desk - the place in a shop where you pay for the things that you buy;
Cashier - someone whose job is to receive and pay out money in a shop, bank, etc.
I got a cheap flight to Spain at the last minute.
It's too expensive to go out every night.
She is wearing a tight skirt.