江苏省常州市潞城中学七年级英语下册 7B Unit 1 Dream homes教案 （新版）牛津版VIP免费

7BUnit1Grammar课题7BUnit1Grammar第课时教学目标重点难点Howtoreadandwritesomebigcardinalnumbers.教与学双边流程二次备课1章节，页数的读法第三课theThirdLesson,LessonThree第507页Pagefiveoseven第2564页Pagetwofivesixfour/Pagetwenty-fivesixty-four2房间，门牌，电话号码的读法第305房间Roomthreeofive长安街76号seventy-sixChang’anStreet电话号码204486telephonenumber,twoofourfour(doublefour)eightsix.十一路公共汽车Bus(No.)elevenReviewnumbersfrom1to100,andgiveSssomesimplemathsproblemstoplusandminus;Step2.Talkaboutthespelling0---19zero---nineteen21---99twenty-one---ninety-nine20,30,40,50,60,70,80,90twenty………ninetyPayattention!(1)–teen重音在“teen”上；-ty重音在单词开头;(2)特殊变化：13/15/18/30/40/80；(3)表示“几十几”的数词中有“-”，如twenty-two,thirty-five等。Step4:Talkaboutthelargenumbers(howtoreadandwrite)thousandn.千hundredn.百111,111,111,111billionn.十亿millionn.百万Practise:Howtoreadthem1001,00010,000100,0001,000,00010,000,000100,000,0001,000,000,000Payattention!1.读三位以上的数词时，要在十位前加“and”,如十位为0则在个位前加“and”,其他每三位数用”,”隔开;2.hundred,thousand,million,billion1)当有具体数量时，不能加“s”和“of”。2)当表示泛指数量时用以下形式:hundredsof…thousandsof…millionsof,billionsofTrytosaythenumbersA597B976C1,204D4,978E5,809F9,784G10,000H12,648I19,581J24,783K198,679L1,683,000Step5:P11:LearningaboutdifferentcountriesReadthenumberscorrectlyStep1:readtheordinalnumbersStep2:Howtowriteordinalnumbers1.序数词1━19:除first,second,third,fifth,eighth,ninth,twelfth变化不规则外,其余均由在基数词后加上“th”。2.十位整数的序数词:将基数词的词尾“y”变成“ie”再加“th”。3.几十几的序数词:把个位数变成序数词,十位数不变。4.整百、整千的序数词:hundredth,thousandth,millionth,billionth基数词变序数词的规律1基变序，有规律，末尾加上thfour--->fourthfourteen--->fourteenth2一二三，特殊记，末尾字母t,d,dOne--->firsttwo--->secondthree--->third3八减t，九去e，f要把ve替eight--->eighthnine--->ninthfive--->fifth;twelve--->twelfth4Ty把y变为i，莫忘th前有个etwenty--->twentiethforty--->fortiethninety--->ninetieth5如果遇到几十几，只变个位就可以Twenty-one--->twenty-firstThirty-three--->thirty-thirdStep3:Howtowrite?序数词缩写1或个位为1:数字+st2或个位为2:数字+nd3或个位为3:数字+rd其余:数字+thStep4:Payattention!序数词须与the、物主代词或名词所有格连用eg.Lookatthefourthpictureonyourbook.Todayismyfifteenthbirthday.It’sLily’sfifthtimetocometoChina.1.他在他们班第五名。2.明天是我表妹三十岁生日。3.我们计划十月二十日去法国。Step5:CompletethesentencesStep6:Homework板书设计作业设计教学反思