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It travels around the earth.
the moon
Has anyone ever been to the moon ?
Yes, some Americans have already(已经) been to the moon.
astronauts(宇航员)
/'?str?n?:t/
How did the astronauts go there and back?
take the spaceship(宇宙飞船)
/'speis?ip/
Have they discovered(发现) any life(生物) on the moon?
/di'sk?v?/
No, not yet(还没有).
Has anyone ever been to Mars（火星） ?
/ma:z/
Have you heard the latest news(最新的消息) about Mars in China?
/'leitist/
China has a project(项目) that astronauts will reach Mars in 2020.
/'pr?d?ekt/
/ri:t?/
No, not yet(还没有).
1./'pl?nit/
2./ri:t?/
3./'m?dl/
4. /'speis?ip/
5./'pr?d?ekt/
6./'leitist/
7./di'sk?v?/
8./'?str?n?:t/
planet
reach