Dialogue2

A: Hi, Mary. There will be an exciting movie next Sunday evening. Would you like to see it?

B: Sure. What is it about?

A: It’s about life on Mars.

B: Is it interesting?

A: Yes. People can visit planets like Mars by spaceship.

B: Can we live on Mars?

A: Yes. There are houses, hospitals, cities on Mars in the movie.

B: How exciting! I can’t wait.

A: Do you think man can live in space one day?

B: I think so. I hope I can live there one day.