四、数词【考纲分析】1.中考考纲:(1)基数词(2)序数词2.近5年中考数词的考点及分值分布年份题型分值考查内容2012年单项选择1序数词:seventieth2013年单项选择1基数词(编号):Room3082014年单项选择1基数词:Inhisfifties2015年单项选择1序数词:fifth2016年单项选择1基数词(编号):Pageeighty【自主学习】一、数词分为__________和_________。_________表数量,后面常接__________。________表顺序,前面常有__________修饰,后面常接__________。分数的表达:分子用_________,分母用_________,分子大于1时,分母加______.二、写出下列数字的基数词和序数词123589122021222340百千百万三、把下列短语译成英语1.三个月2.第二个周末3.成千上万颗星星4.40个学生6.第12个生日6.在他三十多岁时7.在21世纪20年代8.四分之三的书本9.三年级四班10.第7路公共汽车11.第五课12.数百棵树参考答案三、1.threemonths2.thesecondweekend3.thousandsofstars4.fortystudents5.thetwelfthbirthday6.inhisthirties7.inthe2020s8.threequartersofbooks9.Class4,Grade310.BusNo.711.thefifthlesson/LessonFive12.hundredsoftrees【教师点拨】常考基数词、序数词一览表数字基数词序数词数字基数词序数词1onefirst16sixteensixteenth2twosecond17seventeenseventeenth3threethird18eighteeneighteenth4fourfourth19nineteennineteenth5fivefifth20twentytwentieth6sixsixth21twenty-onetwenty-first7sevenseventh22twenty-twotwenty-second8eighteighth30thirtythirtieth9nineninth40fortyfortieth10tententh50fiftyfiftieth11eleveneleventh60sixtysixtieth12twelvetwelfth70seventyseventieth13thirteenthirteenth80eightyeightieth14fourteenfourteenth90ninetyninetieth15fifteenfifteenth100onehundred基数词变序数词口诀:1,2,3特殊记,结尾各为t,d,d;加th,4开始;8少t,九去e,千万别忘记;(eighth,ninth)5和12不规则,f来把ve替;(fifth,twelfth)20到90,y结尾变成ie;(twentieth)若是几十几,前基后序就可以。考点1基数词(1)基数词表示数量,后面一般接复数名词(“一”除外)。如:sevendays(2)基数词的读法:①从右向左看,每隔三位划一逗号,倒数第一个逗号之前要用thousand,倒数第二个逗号之前要用million,倒数第三的逗号之前要用billion表示。如:7,258,366,200可读为:sevenbillion,twohundredandfifty-eightmillion,threehundredandsixty-sixthousand,twohundred②百位与十位之间要加and。如:onehundredandtwenty-five;十位与个位之间要加连词符。如:seventy-four(3)hundred,thousand,million,billion,dozen前面有具体数字时,后面不加s和of;如果没有具体数字,后面必须加s和of。如:fivehundred(五百),hundredsof(成百上千的),tenthousand(一万),thousandsof(成千上万的),millionsof(上百万的)(4)时间的读法顺读法:点钟+分钟如:2:05twofive3:50threefifty逆读法:①分钟≤30,用“past”:分钟+past+点钟(几点过几分)如:4:15fourfifteen/aquarterpastfour6:30halfpastsix=thirtypastsix②分钟>30分钟,用“to”:分钟(60-分钟数)+to+(点钟+1)(几点差几分)如:7:40twentytoeight8:45aquartertonine=fifteentonine整点的表达:点钟+o'clock。如:9:00nineo'clock(5)编号的表达名词+基数词=the+序数词+名词如:LessonOne=thefirstlesson(6)小数点用“point”;百分数用“percent”的表达。如:1.4onepointfour;60%sixtypercent(7)与表示度量衡单位的词连用:10米深/长/宽/高tenmetersdeep/long/wide/tall【课堂检测】()1.—ofvolunteerswillbeneededfor2014HorticultureExportioninQingdao.—Let'sgoandthem.A.Thousands;joinB.Thousand;beamemberofC.Threethousand;takepartinD.Thousands;bein()2.Everyyear,farmersgotobigcitiestowork.A.hundredB.hundredsC.hundredofD.hundredsof()3.ThechairpersonreceivedaboutthreeapplicationstojointheBirdWatchingClub.A.hundredB.hundredsofC.hundredofD.hundreds()4.Didyouknowtheearthish...