What do they sweep the floor with?
They sweep the floor with their brooms.
What is it?
congratulation
What does she clean the window with?
She cleans the window with the cloth.
To make a place dirty and dangerous
to polute
A thing that has been invented
invention
What is she doing?
She is dusting the coffee table with a feather duster
What are they doing?
They are celebrating the New Year.
What is it?
sponge
What are they doing?
They are collecting rubbish.
What do you use to hang the clean clothes on?
washing line
What does she use to protect her hands?
rubber gloves
What do detectives do?
They investigate crimes.
What is it?
a sack
To produce or design sth that hasn't existed before
to invent
What is this?
do the laundry