9B Unit1 Life on Mars Vocabulary（共16张PPT）

9B Unit1 Life on Mars Vocabulary（共16张PPT）.pptpage1ObjectivesTo identify and name the things that astronauts useTo understand the appearance and use of the thingsTo discuss which is important to an astronaut page2ThinkingWhat do people need to live on Mars?What about the following items?page3air tankprovides many hours of airpage4 digital cameratakes high-quality imagespage5dried foodcan be stored for many monthspage6helmeta large hard hat that protects the head and is connecte..

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