系列Numbers 一等獎(jiǎng)-完整版課件

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2Module1AmazingthingsNumbersNumbersBrainstormingBeforenumbers,whatdidancientpeopleusetocountthingslongtimeago?Readtheonlinearticleandthencompletetheflowchartaboutthedevelopmentofcountingmethods.Countingbeforenumbers12345theirfingersandeventheirtoessmallmarksonsticksandbonestokensmadefromclayorsmallstonessystemsofwrittentheHindu-ArabicsystemLanguagepoints1.Beforetheinventionofwrittennumbers,peopleusedmanydifferentwaystocountthings.在文字?jǐn)?shù)字發(fā)明之前，人們用很多不同的方式來算數(shù)(1)inventionn.“發(fā)明”；v.invent;n.inventor(2)countv.“計(jì)算，計(jì)數(shù)”。(3)use…todo“用…來做某事”。2.However,theycouldonlycountsmallnumbersinthisway.然而，他們僅僅以這種方式來算數(shù)目小的數(shù)。(1)however“然而”；后面有逗號(hào)，同義詞but后直接加內(nèi)容。(2)inthisway“以這種方式”。3.Afterthat,theybegantomakesmallmarksonsticksandbones.那以后，他們開始在棍子和石頭上作小標(biāo)記。begintodosth.“開始做某事”，相當(dāng)于begindoingsth.beginwith…“以…開始”begin可與start互換。4.Thishelpedthemcountbiggernumbers.這幫助他們計(jì)算更大的數(shù)目。helpsb.dosth.“幫助某人做某事”，動(dòng)詞不定式to常省略。也可用helpsb.withsth.;有時(shí)也可直接用helpdosth.5.Theyusedthemtocountthingslikethewaysofthemonth,theamountoffoodandthenumberofanimalstheyhad.人們使用他們來算數(shù)，像月份的方式，他們擁有的食物的數(shù)量，動(dòng)物的數(shù)目等(1)theamountof“…的數(shù)量”后加不可數(shù)名詞。(2)thenumberof“…的數(shù)目”后加可數(shù)名詞的復(fù)數(shù)形式。6.Thenpeoplebegantousetokensmadefromclayorsmallstones.然后人們開始使用用黏土或小石頭制成的代幣.(1)token“代幣”；clay“黏土”。(2)madefrom…在這里是過去分詞短語作后置定語。7.Theyoftenputthetokensonpiecesofstringsothattheycouldcarrythemaroundeasily.人們經(jīng)常把代幣串在繩子上以便容易攜帶。sothat“以便”；另有用法so…that…“如此…以致…”其中so后加副詞或形容詞；that后加句子。如：Hewassoangrythathecouldnotsayaword.8.Thisdevelopedintotoolsliketheabacus.這發(fā)展成了像算盤這樣的一些工具(1)developinto“發(fā)展成…”“開發(fā)成…”。(2)like介詞“像”。developed“發(fā)達(dá)的”，developing“發(fā)展中的”,developmentn.發(fā)展9.Finally,peoplebegantodevelopsystemsofwrittenmarkstoshowdifferentnumbers,andthisledtotheHindu-Arabicsystem.最后，人們開始開發(fā)書寫標(biāo)記的方法來表示不同的數(shù)字，而這通向了印度阿拉伯系統(tǒng)。(1)system“系統(tǒng)；制度；方法”(2)leadto“引起，導(dǎo)致，通向…的路”。lead過去式是led;leadsb.to…“把某人帶領(lǐng)到...”。Exercise1. Atweekends,Iusuallyhelpmymum________somehousework. A.todoing B.do C.does D.fordoing2. Ihavemanyhobbies________singing,playingchessandsoon. A.arelike B.like C.forexample D.looklikes3. Theoldfarmerarecounting________moneyand_________animalshehad. A.theamountof;thenumberof B.theamountof;theamountof C.thenumberof;theamountof D.thenumberof;thenumberof4. 吃完晚飯后，他開始做作業(yè)了。

Afterdinner,he_____________________hishomework.5.《中國好聲音》以這種方式吸引越來越多的觀眾。

VoiceofChinaattractsmoreandmoreaudience____________________.6.