Написать предложения в Past Continous со славами ( subject, history, scince, biology , chemistry, physics, geography, mathematics, airport, staff, dealy)

- Hello, Anya!
- Hello, Masha!
- Can you tell me about space? I want to learn something about the cosmos.
- Of course, I know a little, but you were lucky, Masha.
- Come on, tell me!
- You know in space billions of stars! Each star has its own name, such as, Sirius, Folmagaut, Arcturus and Vega.
- Wow! Is something bad happening in space?
- There are, in space, a lot of debris of rockets, spacecraft or satellite. They can bring disaster, but what trouble, I myself do not know.
- Are there other dangers for our planet?
- Yes, it's a danger - meteorites or asteroids. They can fall on our planet and destroy it.
- Really? And one last question, maybe stupid, but still ... Are there any other creatures besides us?
- It's a difficult question, but we do not know yet. Perhaps they exist, maybe in 15-20 years we will find out.
- Thanks, Anya, I learned a lot!
- Do not thank! Bye, Masha!
- Bye, Anya!