Present Simple vs Present Continuous

Astronauts _________ (work) very hard.

My dad ___________ (help) my sister now.

What ___________ (Peter / do) tonight?

He is a doctor. He ____________ (work) hard.

Ann _____________ (work) in a zoo for the summer.

Let's go to the cinema tonight.

Sorry, I (do) my project.

I __________ (not understand) this task. Can you help me?

Alex ___________ (stay) at his grandparents' for the summer.

The train __________ (arrive) at 6 p.m.

We _________ (live) in a little village near Kyiv.

They usually _______ (spend) their holidays at the seaside but this year they ______ (go) to the mountains.