用恰当的词语填空，完成对话。每空一词。 A: Hi, Kate. There will be an exciting    1   on Sunday evening. Would you like to see it."?
B: Sure.    2   is it about?
A: It"s about life on Mars.
B: Is it interesting?
A: Yes. People can visit planets like Mars by    3   
B: Can we live on Mars?
A: Yes. There    4   houses, hospitals, and cities on Mars in the movie.
B: How Exciting! I can"t    5   to watch it.
A: Do you think man will live in space one day?
B: I think so. I hope I can go there one day.