八年级数学上册 第十二章 全等三角形 12.1 全等三角形导学课件 （新版）新人教版 (38)(1)

1、Unit 4 RevisionCONTENTS目录01单元复习目标02单元词汇听写03单元语法集训04单元要点训练05单元实战演练011熟记本单元的重点词汇，短语和句型2熟练掌握一般现在时和名词复数变化规则02同学们，本单元的单词你们都掌握了吗？同学们，本单元的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！现在大家来检验一下，点击下面的音频开始听写吧！( (一一) )可数名词与不可数名词可数名词与不可数名词名词是表示人或事物的名称的词。名词名词的分类专有名词普通名词可数名词不可数名词名词的数可数名词的数规则变化不规则变化不可数名词没有数的变化03考查不可数名词考查不可数名词

2、1常见的不可数名词可分为以下几类。液体、汽体等eg:wood木头Paper纸eg: winter水 air 空气固体的物质或原料eg: bread 面包 rice 大米不可数名词无法分为个体的物质名词抽象名词一些抽象事物03考点考点一一：2不可数名词计量时要用“数词或冠词量词of 不可数名词”来表示，量词可为单数，也可为复数。eg：a glass of water一杯水，two bottles of milk两瓶牛奶3修饰不可数名词的有some，any，much，little，a little，a lot of(lots of)等。eg：much orange许多橙 汁03Would you

3、like some drinks，girls?Yes，_please.Asome orangesBtwo boxes of chocolatesCsome cakesDtwo bottles of orangeD03Could you help me get some _about London Olympics?Sure. I will search for it on the Internet.Apicture Bticket CinformationC03考查可数名词考查可数名词单数可数名词常用不定冠词a/an修饰，表示“一个”或“一类”。谓语动词用单数。Doing exercise a

4、n hour _ day helps keep us fit. AaBanCtheA03考点二：考点二：考查名词复数。名词复数作主语时，谓语动词用原形，若为be动词则用are。某国人变复数记忆口诀：中日不变英法变，其余-s加后面。03考点三：考点三：The people in the north of China usually eat some_ (dumpling)on New Years Eve(除夕).dumplings03若复合名词前的名词为man，woman，变复数时，构成复合名词的两个词都要变成复数；如果是其他复合名词，只需把后面的名词变成复数形式。如：man teacher m

5、en teacherswoman driver women driversboy student boy studentsapple tree apple treesroom number room numbers03We have many _in our school.Aman teachersBmen teachersCman teacher Dmans teachersB03( (二二) )一般现在时一般现在时a一般现在时的标志词一般现在时常用来表示习惯性、经常性的动作或存在的状态。一般现在时常与often，always(总是)，usually，sometimes(有时)等表示频率的副

6、词连用，它们的位置放在实义动词前，be动词后，另外every day/month/morning/Sunday/week等也是一般现在时的标志词。在表示现在的状态时，now也可用在一般现在时中。03eg：Whats the time now？现在几点了？ I usually go to bed at 10：00. 我通常在10点钟上床睡觉。 She often has porridge for breakfast. 她早饭经常喝粥。 b动词第三人称单数的变化 03情况构成例词一般情况词尾加-shelp helpssay says /sez/以字母s，x，sh，ch结尾动词词尾加-esteach

7、 teacheswash washesguess guesses以辅音字母加y结尾的动词变y为i，再加-escry criesstudy studies特殊形式have hasgo goesdo does03be动词作谓语动词作谓语在肯定句中，am用于主语I的后面；is用于第三人称单数、不可数名词或可数名词单数的后面；are用于可数名词复数或第二人称和第一、三人称复数的后面。肯定句变否定句时，在be后面加not构成am/ not/isnt/arent；变一般疑问句时，一般把am/is/are提至句首且将句末标点改为问号。03考点考点一一：eg：He is a teacher.(肯定句) 他是一

8、名教师。 He isnt a teacher.(否定句) 他不是一名教师。 Is he a teacher？(一般疑问句) 他是一名教师吗？03Are you Maria？No，_. Ayou are BI amCyou arent DIm notD03实义动词作谓语实义动词作谓语肯定句主语为第一人称、第二人称或复数名词/代词时当主语为第三人称单数、不可数名词或可数名词单数时语动词原形主语实义动词原形其他eg：They have some English books.他们有一些英语书。谓语动词用第三人称单数主语实义动词的单数形式其他eg：fenny often does her homewor

9、k in the evening.詹妮经常在晚上做作业。03考点二：考点二：否定句主语dont实义动词原形其他eg：I dont like hamburgers.我不喜欢汉堡包。主语doesnt实义动词原形eg：Lucy doesnt like bread.露西不喜欢面包。其他一般疑问句Do主语实义动词原形其他？eg：Do you have any water？你有水吗？简略回答为Yes，主语do./No，主语dontDoes主语实义动词原形其他？其简略回答为Yes，主语does./No，主语doesnt.eg：Does Lucy like bread？露西喜欢面包吗？Yes，she does

10、./No，she doesnt.是的，她喜欢/不，她不喜欢03特殊疑问句特殊疑问词do主语实义动词原形其他？eg：What do you do你是做什么工作的？特殊疑问词does主语实义动词原形其他？eg：Where does Tom live？汤姆住在哪？03I like chicken a lot，but I _fish.Aare not like Bis not likeCdont like Dnot likeC03一、用所给词的适当形式填空一、用所给词的适当形式填空1How many _(bottle) of coke do you have?2This pair of shorts

11、_(be) black.3I want to drink some _(juice)4Coffee and green tea are my favourite _ (drink)5I often_ (listen) to the radio. 6Li Ming and I_(be) away for two days.isbottles03juice drinkslistenare7Li Ming _(go) to school from Monday to Friday.8There is a lot of _(water)on the floor. 9My mother _(not ha

12、ve)lunch at home every day.10My father_(teach) me English when he is free every day.water goesdoesnt haveteaches 03二、单项选择二、单项选择11The _ are twenty yuan. Would you like some? Ameat Bwater Capple DApples12What can I do for you? Er，I want a glass of milk，some bread and_ Asome chickens Bany chickens Csom

13、e chickenD03C13There is some _ in the fridge. Its fresh. AmilkBapplesCEgg14 What do you often do at weekends? I often _ my grandparents. Avisit Bvisited Chave visited Dwill visitA03A04根据首字母或汉语提示完成短文根据首字母或汉语提示完成短文In my family, we have different kinds of food for three meals. We like coffee and chicken for b_(1). After breakfast, we eat some grapes and _(2)(梨). We usually eat _(3)(饺子) with meat and cabbage or rice with chicken for lunch. Then, we sometimes eat some apples and bananas. For supper, we like to eat cereal