Present Simple Negatives

I _______ the teacher's explanation.

• don't understand

• doesn't understand

• not understand

She _______ good grades, but she will work harder next time.

• don't get

• doesn't get

• not get

We _______ on holiday every year.

• don't go

• doesn't go

• not go

He _______ meat because he is a vegetarian.

• don't eat

• doesn't eat

• not eat

They _______ the space during the day.

• aren't observe

• doesn't observe

• don't observe

People _______ in the air because there is gravity.

• aren't float

• doesn't float

• don't float

The moon _____ living creatures living in it.

• doesn't have

• don't have

• not have

Both Mercury and Venus _____ water because they are too close to the sun.

• don't have

• not have

• doesn't have

The sun _____ around the Earth. The Earth goes around the sun.

• not goes

• don't go

• doesn't go

Planets ______ their own light. They reflect the light from a star.

• don't have

• doesn't have

• not have