Present simple

The simple present tense in English is used to describe an action that is regular, true or normal. We use the present tense: 1. For repeated or regular actions in the present time period.
+For habits
He drinks tea at breakfast.
She only eats fish.
They watch television regularly.
+For repeated actions or events
We catch the bus every morning.
It rains every afternoon in the hot season.
They drive to Monaco every summer.
+For general truths
Water freezes at zero degrees.
The Earth revolves around the Sun.
Her mother is Peruvian.
For instructions or directions
Open the packet and pour the contents into hot water.
You take the No.6 bus to Watney and then the No.10 to Bedford.
+For fixed arrangements
His mother arrives tomorrow.
Our holiday starts on the 26th March
+With future constructions
She'll see you before she leaves.
We'll give it to her when she arrives
+Form
Affirmative Interrogative Negative
I think Do I think? I do not think
You think Do you think? You do not think
He thinks Does he think? He does not think
She thinks Does she think? She does not think
It thinks Does it think? It does not think
We think Do we think? We do not think.
They think Do they think? They do not think.