在下列横线上填入适当的话语（可以是句子、短语或单词），使对话完整。
— Hi, Maria ! There will be a wonderful movie this Saturday evening . 1.______________________?
— Sounds great! 2._______________________?
— It's about life in space .
— That sounds exciting .
— Yes . All the people travel by spaceship in the movie , and they can visit planets like Mars .
— 3._____________ ? Kang Kang , do you think people will live on Mars in the future ?
— 4.________________, I think we will live in space one day .We will be able to do anything that can be done
on the earth .
— What fun! 5._________________________ .