资源描述：
《人教版】九年级英语下册专题复习：数词 学案.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、九年级英语下专题复习4数词学案【学习目标】1.掌握基数词与序数词的构成及用法.2.掌握分数、时间、日期的表达法.【重点难点】数词的用法及分数的表达法【知识铺垫】1.数词是表示数目和顺序的词.数词又分为基数词和序数词两类.基数词表示数目,序数词表示顺序.2.英语中分数的表达方法是：分子用基数词,分母用序数词,如1/2：onesecond；如果分子大于1时,分母则用复数形式,如2/3：twothirds.【课堂探究】探究1基数词和序数词序数词作定语时前面一般要加定冠词the.但是其前若有this,that,my等限定词修饰时,则不加the.如：Ourclassroomisontheseco
2、ndfloor.我们的教室在二楼.Thisisourfirstlessonthisterm.这是我们这学期的第一节课.【针对练习】1.“Whenisyourmother’sbirthday,Tina?”“It’sOnJulythe_________.”A.twentyB.ninthC.five2.—We’llbebackforourschool’s________anniversaryceremony.—Isee.Thatmeansyou’llhaveaget-togetherwithyourclassmatesin________years.A.fifteen；sevenB.fifte
3、enth；sevenC.fifteen；seventhD.fifteenth；seventh探究2分数的表达法请记住下面的口诀：分子基数词,分母序数词,分子大于1,分母加—s.【针对练习】Nearly________oftheearth_______coveredbysea.A.threefourth；isB.threefourths；isC.threefourth；areD.threefourths；are探究3hundreds／thousands／millionsof的用法1.当前面有数词以及many,several等词修饰时,用单数形式,后面直接跟复数名词.如：twohundred
4、students200名同学们,severalthousandenemies几千敌人2.当这些词前面没有数词而后面有of时,则一定要用复数形式,表示笼统的数目.如：thousandsofdollars数千美元【针对练习】BecauseofProjectHope,________childrenhavebetterlives.A.thousandB.thousandsC.thousandofD.thousandsof【达标练习】单项选择.1.Therearemonthsinayear.Octoberisthemonth.A.twelve;tenB.twelfth;tenthC.twelve
5、;tenthD.twelfth;ten2.—Goodnews!Billwonmedalinthelongjumpjustnow.—Really?That’shisoneatthesportsmeeting.A.a;fourB.an;fourC.a;fourthD.an;fourth3.Aboutoftheworkersinthefactorywereborninthe________.A.twothirds;1970B.twothirds;1970sC.twothird;1970D.twothird;1970s4.—HaveyouseentheCCTVnewsonTV?—Yes,chil
6、drenhadagoodfestivalontheChildren’sDay.A.millionsof;sixtyB.tenmillion;sixtyC.millionsof;sixtiethD.tenmillions;sixtieth5.—Peter,howoldisyourfatherthisyear?—.Andwejusthadapartyforhisbirthdaylastweekend.A.Fortieth;fortyB.Forty;fortyC.Forty;fortiethD.Fortieth;fortieth6.About____ofthebooksinourschooll
7、ibraryarewritteninChinese.A.fourfifthB.fourfifthsC.fourthfifthsD.fourthsfifth7.Thegirlwantedtosing_________songinEnglish.A.theothersB.asecondC.otherD.thesecond8.Thisisthe________timein________daysthathehasmadethesamemi
