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8B Module 4 Unit 7 Grammar教学内容8B Module 4Unit 7 Grammar授课人授课时间教材分析教学目标语言知识1. 连词as，since和because的含义和用法。2. 用because of陈述理由。语言技能能够在具体的情境中正确使用原因专业从句或用because of 陈述原因。学习策略小组合作探究，善于发现语言的规律并能运用规律举一反三。教学重点1. 原因状语从句的用法。2. 掌握because和because of的区别。教学难点在实际运用中正确使用原因状语从句。教法与学法指导Self-study, Cooperation, Group work.Teaching ProceduresStep1leading inListen to an English song and fill in the blanks.（设计意图课前播放一首欢快的英文歌曲“because you live，渲染课堂气氛，营造英语学习氛围，使学生很快进入角色；通过听歌填词能巧妙的引出今天的教学内容。）Step2 learn the Adverbial clause of reason guided by as, since or because.1. Group work observation induction1 I was late for school because the bus didnt come on time.2 Because the bus didnt come on time, I was late for school.3 I refuse to believe you, since no one else saw these aliens.4 Since no one else saw these aliens, I refuse to believe you.5 You d better see a doctor at once as you are ill.6 As you are ill, youd better see a doctor at once.a 以上例句是由连词__________ 、___________ 、__________ 引导的原因状语从句。b 从上面的例句可以知道原因状语从句是用来说明事物的_________。c 紧跟在连词because，since，as后面的句子是___________（主句/从句）,不紧跟连词后面的句子是_________（主句/从句）.d 从句既可以放在主语前，也可以放在主语后，如果将because/as/since放在句首，则它们引导的原因状语从句后应加________。2. Ask the students to combine the following sentences using because, as or since.（设计意图让学生熟悉原因状语从句的结构和用法）1 Mr. Wang told us to leave school at 2 30 p.m. the storm was coming Eg Mr. Wang told us to leave school at 2 30 p. m because/as/since the storm was coming./ Because/as/since the storm was coming, Mr. Wang told us to leave school at 2 30 p. m.2 Everyone was running quickly in the street. That was the last bus.3 I couldnt get into the flat. I forgot to bring my keys 。4 He couldnt walk. His leg was broken. 5 She was ill. She didnt go to school.3. Guide the students to know the difference among because, since and as.Step 3 learn the difference between because and because of 1.Group work observation induction1 I stayed at home because it rained heavily. 2 We had to change our clothes because we were all wet from the storm. 3 I stayed at home because of the rain.4 Tina woke up at midnight because of a loud noise.5 I could pass the English exam because of you.从例（1）、例（2）可知，___________后面跟句子；从例（3）、例（4）、例（5）可知______________后面跟名词短语或代词。2. have students fill in the blanks with “because” or “because of” Step 4 Consolidation.1. Multiple choice.Step5 summaryTStep 5 Talk about the pictures by using because or because of if time permitsStep6 Homework.1.Draw a mind map思维导图to summary what we have learnt today.2. Write 3 sentences with “because” “because of”.2
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