八年級(jí)數(shù)學(xué)上冊(cè) 第十二章 全等三角形 12.1 全等三角形導(dǎo)學(xué)課件 （新版）新人教版 (38)(1)

1、Unit 4 RevisionCONTENTS目錄01單元復(fù)習(xí)目標(biāo)02單元詞匯聽(tīng)寫(xiě)03單元語(yǔ)法集訓(xùn)04單元要點(diǎn)訓(xùn)練05單元實(shí)戰(zhàn)演練011熟記本單元的重點(diǎn)詞匯，短語(yǔ)和句型2熟練掌握一般現(xiàn)在時(shí)和名詞復(fù)數(shù)變化規(guī)則02同學(xué)們，本單元的單詞你們都掌握了嗎？同學(xué)們，本單元的單詞你們都掌握了嗎？現(xiàn)在大家來(lái)檢驗(yàn)一下，點(diǎn)擊下面的音頻開(kāi)始聽(tīng)寫(xiě)吧！現(xiàn)在大家來(lái)檢驗(yàn)一下，點(diǎn)擊下面的音頻開(kāi)始聽(tīng)寫(xiě)吧！( (一一) )可數(shù)名詞與不可數(shù)名詞可數(shù)名詞與不可數(shù)名詞名詞是表示人或事物的名稱(chēng)的詞。名詞名詞的分類(lèi)專(zhuān)有名詞普通名詞可數(shù)名詞不可數(shù)名詞名詞的數(shù)可數(shù)名詞的數(shù)規(guī)則變化不規(guī)則變化不可數(shù)名詞沒(méi)有數(shù)的變化03考查不可數(shù)名詞考查不可數(shù)名詞

2、1常見(jiàn)的不可數(shù)名詞可分為以下幾類(lèi)。液體、汽體等eg:wood木頭Paper紙eg: winter水 air 空氣固體的物質(zhì)或原料eg: bread 面包 rice 大米不可數(shù)名詞無(wú)法分為個(gè)體的物質(zhì)名詞抽象名詞一些抽象事物03考點(diǎn)考點(diǎn)一一：2不可數(shù)名詞計(jì)量時(shí)要用“數(shù)詞或冠詞量詞of 不可數(shù)名詞”來(lái)表示，量詞可為單數(shù)，也可為復(fù)數(shù)。eg：a glass of water一杯水，two bottles of milk兩瓶牛奶3修飾不可數(shù)名詞的有some，any，much，little，a little，a lot of(lots of)等。eg：much orange許多橙 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考查可數(shù)名詞考查可數(shù)名詞單數(shù)可數(shù)名詞常用不定冠詞a/an修飾，表示“一個(gè)”或“一類(lèi)”。謂語(yǔ)動(dòng)詞用單數(shù)。Doing exercise a

4、n hour _ day helps keep us fit. AaBanCtheA03考點(diǎn)二：考點(diǎn)二：考查名詞復(fù)數(shù)。名詞復(fù)數(shù)作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用原形，若為be動(dòng)詞則用are。某國(guó)人變復(fù)數(shù)記憶口訣：中日不變英法變，其余-s加后面。03考點(diǎn)三：考點(diǎn)三：The people in the north of China usually eat some_ (dumpling)on New Years Eve(除夕).dumplings03若復(fù)合名詞前的名詞為man，woman，變復(fù)數(shù)時(shí)，構(gòu)成復(fù)合名詞的兩個(gè)詞都要變成復(fù)數(shù)；如果是其他復(fù)合名詞，只需把后面的名詞變成復(fù)數(shù)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) )一般現(xiàn)在時(shí)一般現(xiàn)在時(shí)a一般現(xiàn)在時(shí)的標(biāo)志詞一般現(xiàn)在時(shí)常用來(lái)表示習(xí)慣性、經(jīng)常性的動(dòng)作或存在的狀態(tài)。一般現(xiàn)在時(shí)常與often，always(總是)，usually，sometimes(有時(shí))等表示頻率的副

6、詞連用，它們的位置放在實(shí)義動(dòng)詞前，be動(dòng)詞后，另外every day/month/morning/Sunday/week等也是一般現(xiàn)在時(shí)的標(biāo)志詞。在表示現(xiàn)在的狀態(tài)時(shí)，now也可用在一般現(xiàn)在時(shí)中。03eg：Whats the time now？現(xiàn)在幾點(diǎn)了？ I usually go to bed at 10：00. 我通常在10點(diǎn)鐘上床睡覺(jué)。 She often has porridge for breakfast. 她早飯經(jīng)常喝粥。 b動(dòng)詞第三人稱(chēng)單數(shù)的變化 03情況構(gòu)成例詞一般情況詞尾加-shelp helpssay says /sez/以字母s，x，sh，ch結(jié)尾動(dòng)詞詞尾加-esteach

7、 teacheswash washesguess guesses以輔音字母加y結(jié)尾的動(dòng)詞變y為i，再加-escry criesstudy studies特殊形式have hasgo goesdo does03be動(dòng)詞作謂語(yǔ)動(dòng)詞作謂語(yǔ)在肯定句中，am用于主語(yǔ)I的后面；is用于第三人稱(chēng)單數(shù)、不可數(shù)名詞或可數(shù)名詞單數(shù)的后面；are用于可數(shù)名詞復(fù)數(shù)或第二人稱(chēng)和第一、三人稱(chēng)復(fù)數(shù)的后面。肯定句變否定句時(shí)，在be后面加not構(gòu)成am/ not/isnt/arent；變一般疑問(wèn)句時(shí)，一般把a(bǔ)m/is/are提至句首且將句末標(biāo)點(diǎn)改為問(wèn)號(hào)。03考點(diǎn)考點(diǎn)一一：eg：He is a teacher.(肯定句) 他是一

8、名教師。 He isnt a teacher.(否定句) 他不是一名教師。 Is he a teacher？(一般疑問(wèn)句) 他是一名教師嗎？03Are you Maria？No，_. Ayou are BI amCyou arent DIm notD03實(shí)義動(dòng)詞作謂語(yǔ)實(shí)義動(dòng)詞作謂語(yǔ)肯定句主語(yǔ)為第一人稱(chēng)、第二人稱(chēng)或復(fù)數(shù)名詞/代詞時(shí)當(dāng)主語(yǔ)為第三人稱(chēng)單數(shù)、不可數(shù)名詞或可數(shù)名詞單數(shù)時(shí)語(yǔ)動(dòng)詞原形主語(yǔ)實(shí)義動(dòng)詞原形其他eg：They have some English books.他們有一些英語(yǔ)書(shū)。謂語(yǔ)動(dòng)詞用第三人稱(chēng)單數(shù)主語(yǔ)實(shí)義動(dòng)詞的單數(shù)形式其他eg：fenny often does her homewor

9、k in the evening.詹妮經(jīng)常在晚上做作業(yè)。03考點(diǎn)二：考點(diǎn)二：否定句主語(yǔ)dont實(shí)義動(dòng)詞原形其他eg：I dont like hamburgers.我不喜歡漢堡包。主語(yǔ)doesnt實(shí)義動(dòng)詞原形eg：Lucy doesnt like bread.露西不喜歡面包。其他一般疑問(wèn)句Do主語(yǔ)實(shí)義動(dòng)詞原形其他？eg：Do you have any water？你有水嗎？簡(jiǎn)略回答為Yes，主語(yǔ)do./No，主語(yǔ)dontDoes主語(yǔ)實(shí)義動(dòng)詞原形其他？其簡(jiǎn)略回答為Yes，主語(yǔ)does./No，主語(yǔ)doesnt.eg：Does Lucy like bread？露西喜歡面包嗎？Yes，she does

10、./No，she doesnt.是的，她喜歡/不，她不喜歡03特殊疑問(wèn)句特殊疑問(wèn)詞do主語(yǔ)實(shí)義動(dòng)詞原形其他？eg：What do you do你是做什么工作的？特殊疑問(wèn)詞does主語(yǔ)實(shí)義動(dòng)詞原形其他？eg：Where does Tom live？湯姆住在哪？03I like chicken a lot，but I _fish.Aare not like Bis not likeCdont like Dnot likeC03一、用所給詞的適當(dāng)形式填空一、用所給詞的適當(dāng)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、單項(xiàng)選擇二、單項(xiàng)選擇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根據(jù)首字母或漢語(yǔ)提示完成短文根據(jù)首字母或漢語(yǔ)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)(餃子) 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