2022年人教版九年级上册英语同步教案Unit 6 When was it invented 第三课时 Section B (1a-1e).docx

第三课时 Section B (la-le)目标导航类别课时要点重点单词customer .顾客落户重点短语by mistake错误地;无意中 in the end 最后重点句型1 .Potato chips were invented by mistake.薯片是无意中被创造的。2.Finally he put lots of salt on them so they were salty enough.最后他在它们(薯 片)上面撒了许多盐，这样它们就足够咸了。教学重点1 .让学生掌握本课时的重点单词、短语和句型。2 .能够通过听力训练，提高学生的综合听说能力。教学难点让学生学会运用被动语态的相关句型谈论某种美食的创造。教学过程预习指导一、方法指导.预习Page45上的生词，根据音标能读出这些词,并掌握其词性和汉语意思。1 .朗读la-lc中的单词、短语和句子，找出重点短语和句子。2 .浏览1c和Id中的句子，预测听力所涉及的话题和内容。3 .大声朗读le中的对话，并与伙伴交流。二、预习检测单项填空(C)l.Wang Xue has a friend Lin Yu.A.call B.callingC.called D to call(C)2.一Where did you go last night?I to go to Li Lei's birthday party.A.asked B.am askedC.was asked D.have been asked(D)3.一Who potato chips by?一George Grum.A.did;invent B.are;in ventedC.was;invented D.were;invented(A)4.The girl thought she was not,so she didn't eat breakfast for a long time.A.thin enough B.enough thinC.heavy enough D.enough heavy(B)5.I took the wrong train.1 didn't even know it until half an hour later.A.by mistakes B.by mistakeC.with mistake D.with mistakes课堂教学Step 1 Leading in1 .Greet the class.2 .Quickly ask questions about how tea was invented.3 .Review to rewrite the active voice into passive voice.Step 2 Work on lal.Show pictures of potato chips Jemon,ice - cream,and salted duck eggs.Talk with the class about these foods and ask the students to describe their taste.2.Make the students read and learn the new words.Step 3 Work on lb.Brainstorming:T:What other fruit is sweet/sour?What food is crispy/salty?Help them to write the words in the list in lb.1 .Ask some students to write their lists on the blackboard.2 .Ask some questions like this:Do you like lemon?How about its taste?Is the apple sweet?Step 4 Work on 1c.Let the students look at the sentences and picture in lc,and predict what they are going to hear.1 .Play the recording for the first time.Make the students listen and try to get through the meanings.2 .Play the recording for a second time and ask the students to circle T or F.3 .Play the tape once again.Check the answers.Step 5 Work on Id-le.Make the students look at the passage in Id.Play the recording for a fourth time.Get the students to fill in the blanks.1 .Let the students read aloud the passage to see how it works.2 .Get the students to finish the task in le.教学反思本课时涉及的话题是学生比拟感兴趣的内容,学生在课堂上表现较为积极，能够非常踊跃地 表达自己的观点。但是一些学生在使用被动语态表达自己的观点时不是很准确。老师可以多拓 展一下学生的视野，让他们养成勤于思考、善于发现的好习惯，培养学生全方位的能力。在语言 学习上，需要多种形式相结合，引导学生运用所学知识参与到活动中来，从而到达更好的学习效 果。