Topic: 谈论现在、过去及未来的工作、住所及交通工具。
Learning Goals：
Knowledge goals:
掌握下列单词 astronaut、apartment、rocket、space , etc.
短语: space station、fly to other planets、far from.
句子1. I live in an apartment across the street from here.
2. I am a computer programmer.
3. We lived in a house in the country.
4. I’ll fly rockets to the moon.
5. I’ll live on a space station.
