精选优质文档-倾情为你奉上英语必修5Unit 1 Great scientistsTeaching AimsSkill Goals Talk about science and contributions of scientistsPractice expressing will, hope and suggestionsPractice expressing the stages in examining a new scientific ideaKey new words and expressionsThe First Period ReadingStep Lead-inAsk the students to think of some great inventions and inventors in history.T: Welcome back to school, everyone. I guess most of you have enjoyed your holiday. Maybe I should