英語六年級下冊Unit 4 Then and now Part C優(yōu)秀ppt課件-課件下載-教習網

Unit4 Then and now人教版英語六年級下冊Part C Story time目錄新課導入01Let’s singBomb timedining hallgymgrassmonths agolast yearlast yearlast monthgo cyclingice-skateplay badmintonLet’s review動詞不規(guī)則變化表動詞不規(guī)則變化表Let’s review知識講解02Story timeStory timeNow there are many things to help you cook.Story timeIn 2050,there will be house robots.They will cook,clean and wash the dishes.Story timeOh,cavemen didn’t cook their meat?It’s OK.They didn’t do the dishes either!Story timeThere were many trees,and there were many clean rivers.Now,there are more and more buildings.Story timeStory timeLook!How beautiful the world was!Oh!What will the birds do?Don’t worry.People will help them.Story timeBefore humans lived on the earth,whales already lived in the sea.Story timeNow,there are not many whales.Story timeIf we change now,whales and humans will have a bright future.Story timeHeal the world!Make it a better place!一般過去時態(tài)的否定句形式1．找動詞was，were，could直接加not.was not = wasn’t were not = weren’t could not = couldn’tLanguage point一般過去時態(tài)的否定句形式2．沒有was，were，找出動詞過去式，動詞前加didn’t，didn’t加原形，其他照抄。I rode a bike yesterday.（改為否定句）I didn’t ride a bike yesterday.Language pointStory timePair work兩人一組合作朗讀。2.分角色表演對話。3.情景展示表演。隨堂測試031．I went shopping yesterday. I didn’t go shopping yesterday.2．I took pictures last Sunday. I didn’t take pictures last Sunday.將下列句子改為否定句。3．He played football last Saturday. He didn’t play football last Saturday.4．She bought gifts last night. She didn’t buy gifts last night.5．We drank tea the day before yesterday. We didn’t drink tea the day before yesterday.課堂小結04一般現在時VS一般過去時時態(tài)一般現在時：一般過去時：經?；蛄晳T性的動作或存在的狀態(tài)。過去某個時間或時間段發(fā)生的動作或存在的狀態(tài)。(The Simple Present Tense)(The Simple Past Tense)一般現在時：經常或習慣性的動作或存在的狀態(tài)。(The Simple Present Tense)一般現在時：過去某個時間或時間段發(fā)生的動作或存在的狀態(tài)。(The Simple Past Tense)一般過去時：一般現在時標志詞 always, usually, often,ometimes ,seldom, nevernever, every day, every… ,three times a day一般過去時標志詞 last night, last…, two days ago, …ago, in 1999, in +過去的年份, just now =a moment ago, yesterday, yesterday morning 動詞第三人稱單數的構成：過去式的構成：①直接加-s。②以s, x, ch, sh, o結尾加-es。③以“輔音+y “結尾變y 為i再加-es。①直接加-ed。②以e結尾只加d。③重讀輔元輔，雙寫尾字母再加-ed。④以“輔音+y”結尾變y 為i 再加-ed。第三人稱單數過去式study-finish-have-go-do-play-watch-give-need-stop-hope-play-try-plan-visit-like- studies finishes has goes does plays watches gives needed stopped hoped played tried planned visited likedHomework勤于思考1.聽錄音15分鐘2.復述故事Thank you！

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