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人教版Healthy eating ppt课件内容预览：成才之路英语路漫漫其修远兮吾将上下而求索人教版必修3(通用本)Healthy eatingUnit 2第二课时Learning about LanguageUnit 2情态动词(Ⅱ)观察句子，写明情态动词的用法。①By now his restaurant ought to be full of people.(ought to意义：________；此处指________，具有一定的针对性)②What could have happened?(could have done用于________，表示对________的猜测)③Something terrible must have happened.(must have done用于________，表示对________的肯定推测)④He could not believe his eyes.(could意义：________，强调________)答案：①应该；按理应当如Healthy eating done用于________，表示对________的肯定推测)④He could not believe his eyes.(could意义：________，强调________)答案：①应该；按理应当如何②疑问句；过去发生动作③肯定句；过去发生动作④能够；能力一、基础点拨1．ought to的用法(1)ought to“应该”。与should相比较ought to语气重，偏重“责任，义务，道德，法律”等方面。如：To keep fit,we ought to learn more about our body.为了保持健康，我们应该多了解我们的身体。(2)ought to还可表示可能性。如：It ought t

课件关键字：healthy