It is raining quite hard now - perhaps we shouldn’t go out tonight.
(Present Continuous for an action happening at the moment.)

My mother does not like buying food in supermarkets.
(Present Simple for a general habit or preference.)

They do not eat meat on Fridays.
(Present Simple for a regular habit.)

The teacher gives us a lot of homework.
(Present Simple for a regular or routine action.)

How often do you go to the gym to work out?
(Present Simple for a general question about frequency.)

Listen! What language are they speaking?
(Present Continuous for an action happening at the moment of speaking.)

We usually take a bus to school, but this week we are going by car.
(Present Simple for a regular action; Present Continuous for a temporary action happening this week.)

Does Peter do gardening with his parents at the weekend?
(Present Simple for a general action or routine in the future.)