1. An encyclopedia provides information on different topics.
Expository Writing
Expository writing is a type of writing where the purpose is to explain, inform, or even describe.
An encyclopedia provides information on different topics.

2. Red Blood Cell
The red blood cell is responsible for carrying oxygen through the blood.

3. Expository Writing
Expository writing is a type of writing where the purpose is to explain, inform, or even describe. Just as a teacher informs students on different subjects, expository writing informs the reader.

4. Red Blood Cell
The red blood cell is responsible for carrying oxygen through the blood just as a mailman is responsible for carrying mail throughout a city.