Unit4 Astronomy:the science of the stars-reading学案
A Visit To The Moon
学习目标：1. Learn about the three ways gravity changed during the visit.
2. Master some key language points.
3. Develop the curiosity of exploring space.
学习重点：1. Words: ① force/power/strength/energy ② escape ③ exhaust
2. Phrases: get the hang of
3. 倍数的表达高考资源网版权所有 ©2005-2009
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