Unit4Earthquakes教学目的和要求（Teachingaimsanddemands）类别课程标准要求掌握的项目话题Basicknowledgeaboutearthquakes；howtoprotectoneselfandhelpothersindisasters.词汇shakewell（n.）risesmellypondpipeburstcanalsteamdirtruininjuredestroybrickdamuselesssteelshockquakerescueelectricitydisasterarmyorganizeburycoalmineshelterfreshpercentspeechjudgehonourprepareEurope词组、短语rightawayatanenddigouta（great）numberofgiveoutthousandsof功能叙述过去的经历（talkingaboutpastexperiences）StrangethingswerehappeninginthecountrysideinNortheastHebei.Forthreedaysthewater...Atabout3:00amonJuly28,1976,peoplesaw...At3:42everythingbegantoshake.语法定语从句（Ⅰ）（由that，which，who，whose引导的定语从句）Ahugecrackthatwaseightkilometerslongandthirtymetreswidecutacrosshouses,roadsandcanals.Thenumberofpeoplewhowerekilledorinjuredreachedmorethan400,000.ItwasheardinBeijing,whichisonehundredkilometersaway.Workersbuiltsheltersforsurvivorswhosehomeshadbeendestroyed.随堂练习1、Readthepassageagaincarefullyanddothisexercise.Jointhecorrectpartsofthesentences.1Thechickensdidn’teatbecauseAthearmycametohelpthem.2Beforetheearthquakethepeopledidn’tworrybecauseBthequakehappenedwhiletheyweresleeping.3SuchagreatnumberofpeoplediedCtheydidn’tknowthequakecausedthebecausestrangeevents.4WaterwasneededbecauseDdamsandwellswereuseless.5Thepeopledidn’tlosehopebecauseEtheywerenervous.答案：1和E、2和C、3和B、4和D、5和A2、NumbereachofthesethingsduringtheTangshanearthquake.Givea“1”tothefirstthingthathappenedanda“5”tothelastthingthathappened.3Brickbuildingsweredestroyed.1Thewallofthevillagewellshadcrackinthem.5Shelterswereputupforthosewithnohomes.2Roadsgothugecracks.4Thearmyhelpedthesurvivor.课堂笔记1、One-thirdofthecountryfeltit.全国三分之一的地方有震感。one-third三分之一，分数词的表示方法是：1.分数用基数词（one，two，three，...），分母用序数词（first，second，third，...），当分子大于1时，分母的词尾要加s。2.前面带有整数的分数用数字表示，但在句首时则用文字。①Three-fourthsofthewaterispollutedandone-fourthofthevillagershavemovedaway.四分之三的水已经被污染，四分之一的村民已搬走。②Yourbagis21/2timestheweightofmine.你的书包是我的书包的两倍重。③Twoandaquarterinchesofrainfellovertheweekend.周末的降雨量达21/4英寸。2、Thenumberofpeoplewhowerekilledorinjuredreachedmorethan400,000.死伤人数达到40多万。thenumberof是“数字，数量”的意思，其后的谓语要用单数第三人称；anumberof意为“很多，大量”，谓语要用复数。①Thenumberofstudentsofourschoolisover3000.我们学校的学生数已达3000多人。②AnumberofstudentshavegonetoAmericathissummer.今年暑假很多学生到美国去了。3、Sandnowfilledthewellsinsteadofwater.井里满是沙子而不是水。insteadof是短语介词，意为“代替”，其后常接名词、代词、动名词及介词短语等，而instead是副词，是“然而”“而不是”的意思，常位于句首或句末。使用时，有时二者可以转换。①今天晚上我看电影，而不看电视。1）I’llseeafilmthiseveninginsteadofwatchingTV.2）I’llnotwatchTVthisevening.I’llseeafilminstead.②他们通常步行上班，而不是乘公交汽车。1）Theyusuallygotoworkonfootinsteadofbybus.2）Theyusuallygotoworkonfoot,butthistimetheywillbybusinstead.4、Peoplebegantowonderhowlongthedisasterwouldlast.人们开始纳闷这场灾难还会持续多久。last既可以用作形容词、副词，也可以用作不及物动词，不能用于被动语态。此处用作动词，是“持续，延续”的意思，它的含义比较广泛。①Thesportsmeetlastedthreedays.运动会开了三天。②Thefriendshipbetweenuswilllastlong....
