Unit 2 Topic 2 Section A课件2023-2024学年仁爱科普版八年级英语上册

Unit 2 Keeping Healthy Topic 2 Section A 学习目标 预习检测 知识梳理 课堂总结 学习 导航 重点探究 当堂检测 新课导入 Is it good for your health? Kangkang looks tired. What's wrong with him? What did he do last night? 疲倦的 能熟悉并正确运用本课时的重点单词和短语 1 2 3 能用should、shouldn’t、must和mustn’t等情态动词向别人提出建议 能掌握动名词作主语的句型和祈使句的用法 学习目标 学习目标 学习目标 学习目标 学习目标 1._______ will make you tired. A.Stay up late B.Stays up late C.Staying up late D.To stay up late 2.After a long walk, Helen felt very _______. She had to stop for a rest. A.excited B.happyC.afraid D.tired 3.Sue gets up early and does morning ______ every day. It keeps her fit. A.exercise B.exercises C.exercising D.exercised C D B 预习检测 4.—We can’t finish the work _____ your help. Thank you very much. —That’s nothing. A.with B.without C.under D.by 5.Henry always reads ______ the sun. It’s bad _______ his eyes. A.in; for B.in; to C.under; for D.under; to B A 知识梳理 You look not well.What's wrong. I have a flu. What caused it? I drunk too much cold water . Drinking too much cold water is bad for your health.You must see a doctor OK.I will go to see a doctor. I must have a good rest. 我必须好好休息。must的用法：(1).must表示主观看法，意为“必须、一定”。 如：You must stay here until I come back. 在我回来之前你必须呆在这儿。 Must I hand in my homework right now? 我必须现在交作业吗？(2)其否定形式mustn’t表示“一定不要” “千万别” “禁止,不许”. 如：You mustn’t playwith fire. 你不许玩火。 You mustn’t be late.你一定不要迟到。 (3)对must引导的疑问句，肯定回答为must，否定回答为needn’t 或don’t have to . 如：—Must I finish my homework? —No, you needn’t. 我现在必须完成作业吗？不，你不必。(4)must表示有把握的推测，用于肯定句。 如: The light is on, so he must be at home now. 灯亮着，他现在肯定在家。 (5)must 可以用来表示肯定的推测其否定形式为can’t. 如：The light isn’t on, so he can’t be at home now. 灯没有亮，他肯定不在家。 身体不适的原因、后果及建议 1a Listen, Look and say. Jane: Kangkang, you look tired. What’s wrong? Kangkang: I have a headache. Jane: I’m sorry to hear that. What caused it? Kangkang: I watched a soccer game on TV last night