人教版初中英语八年级上册第8单元sectionA知识点总结课件.pptx
Unit 8 How do you make a banana milk shake?section A,祈使句:表示命令、请求、建议或劝告,主语通常省略,谓语动词用原形,句末用感叹号或句号。,a.肯定的祈使句1.Do型 动词原形+其它成分 Go this way,please2.Be型 Be+表语(名词或形容词)+其它 Be a good boy!3.Let型 Let+宾语+动词原形+其它 Lets go at once.,1.Do型和Be型的否定式都是在句首加dont构成 Dont forget me!不要忘记我!Dont be late for school!上学不要迟到!,2.Let型:“Dont+let+宾语+动词原形+其它成分”“Let+宾语+not+动词原形+其它成分”。,3.以No开头 no+v-ing/n.No smoking!禁止吸烟!No photos!不准拍照!注意:never开头的 eg:Never give up.,b.否定的祈使句,二、可数名词与不可数名词,1.How many How much教材典句,1).-How many bananas do we need?-We need three bananas.2).-How much yogurt do we need?-We need a cup of yogurt.,可数名词可以与不定冠词连用,有复数形式;不可数名词没有复数形式,不能被不定冠词或数词直接修饰。表示特指时,可数名词和不可数名词都可以用定冠词the修饰。e.g:an apple一个苹果;bread面包,可数名词表示复数意义时可用many,a few等修饰;不可数名词可以用much,a little等修饰。另外,这两类名词都可以用some,any,lots of等修饰。e.g:many students许多学生;much money许多钱;some books一些书;some juice一些果汁,可数名词前通常可用具体的数词来表示确切的数量;不可数名词要表示确切的数量时,则用“数词表示量的名词(单/复数)of不可数名词”结构。另外可数名词也可用“数词表示量的名词(单/复数)of可数名词”结构。e.g:three eggs三个鸡蛋;three bottles of yogurt三瓶酸奶;three boxes of apples三箱苹果,可数名词作主语,谓语动词的单复数形式要与主语保持一致;不可数名词作主语,谓语动词用单数形式。但是,当不可数名词前表示数量的名词是复数时,谓语动词也要用复数形式。e.g:There are three cups of tea on the table.桌子上有三杯茶,对可数名词的数量提问,疑问词应用how many;对不可数名词的数量提问,疑问词应用how much;对前面有表示数量的名次短语修饰时,提问用how many。e.g:We need ten apples.How many apples do you need?We need to buy three bags of salt.How much salt do you need to buy?How many cups of tea are there on the table?,1.How do you make a banana milk shake?你怎么做香蕉奶昔?,milkshake奶昔shake v.&n.摇动,抖动 过去式 shook,shakehandswithsb./shakeoneshands 与某人握手,turnon打开 反义词:turnoff关上 特指 打开 关上 水电煤 等e.g:turnontheradio=turntheradioon,但是turniton不能说成turnonite.g:Turn it on,please.请把它打开。,【拓展】turn up(把音量)调大;调高 turn down(把音量)调小;调低,2.Turn on the blender.打开搅拌机。,3.Cut up the bananas.切碎香蕉。,cut up 切碎 cutup=cut sth intopieces 切成碎片 cutintohalves 切成两半,cut v.切;割 cut-cut-cut,-cuttingcutintohalves切成两半 cut down 砍倒,4.I want to make suop for a party on Saturday.我想为星期六的聚会做份汤。,makesth.forsb.=makesb.sth.为某人做某物,make v.制作,做 使役动词“使”,makesb.dosth.使某人做某事makesb./sth.+adj.使某人/某物,makefriends 交朋友 make amistake/mistakes 犯错误 make a living 谋生 make the bed 整理床铺 make money 挣钱 make it 成功 make a phone call 打电话,5.Pour the milk into the blender.把牛奶倒进搅拌机。,pour sb.sth.pour sth.for sb.为某人倒,pour.into.把倒进里,6.Put the bananas and ice-cream in the blender.把香蕉和冰淇淋放在搅拌机里。,put up 搭建 张贴 put off 推迟,拖延put on 穿上,上演 put down 写下,记下put away 把收拾好,整理,putin(to)把放入里,6.Peel three bananas.剥三个香蕉。,one cup of.一杯 two spoons of salt 两勺盐 half a cup 半杯 half a/an/the.半一半,peel v.剥皮 去皮 peel off 脱落 剥落 peel n.水果皮,add v.增加;添加 add.to.把加进里 add to.增加,another+基数词+n复“又;再”=基数词+more+n复 another two hours=two more hours 再两个小时,7.Then,add the cabbage,tomatoes and onion and cook for another 10 mnutes.然后,加入卷心菜,西红柿和洋葱,再煮10分钟。,First.Next.Then.Finally.首先其次然后最后 常表示做事情的先后顺序,8.Finally,dont forget to add some salt.最后,别忘了加点盐。,salt n.盐 salty adj.咸的,含盐的。,one more thing 还有一件事 forget to do sth 忘记做某事(事情未发生)forget doing sth 忘记做过某事(事情已发生)take out 拿出,取出,Thank you!,