Sweep the floor once a week.

Meaning: You should sweep the floor of your room once a week to keep it clean and free of dirt.

Choice of Words: Sweep means to clean a surface with a broom. Floor is the surface of a room that you walk on. Once means one time. Week is a period of seven days.

Alternative Expressions

Clean the floor weekly.

Meaning: This sentence means the same thing as the first sentence, but it uses different words.

Choice of Words: **Clean** is a verb that means to remove dirt or debris from a surface. **Floor** is a noun that refers to the flat surface on which you walk inside a building. **Weekly** is an adverb that means once a week.

Use a broom to remove dirt from the floor every Sunday.

Meaning: This sentence is more specific than the first two sentences, as it specifies that you should use a broom to remove dirt from the floor every Sunday.

Choice of Words: **Use** is a verb that means to employ something for a particular purpose. **Broom** is a noun that refers to a tool with bristles used for sweeping. **Remove** is a verb that means to take away or get rid of something. **Dirt** is a noun that refers to unwanted or unclean material. **Floor** is a noun that refers to the flat surface on which you walk inside a building. **Every Sunday** is a noun phrase that refers to a specific day of the week.

Related Expressions