You take it at a checkout and carry groceries in it
a plastic bag
After we pay for our goods, a cashier gives us ...
a receipt
It has wheels. We push it around a supermarket and put things we want to buy in it
a cart/trolley
Cheese, milk, butter, cottage cheese are ...
dairy
As you move around the shop you walk along
aisles
It is the place where you pay for things in a supermarket
checkout
A person who is ready to help you in a shop or supermarket
a shop assistant
It is the place where goods for sale are displayed. It can be metal or wood or attached to a wall
shelf
A person who is buying something in a shop is
a customer