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1、词法.7数词考点（Lexical.7numeraltestpoint）NumeralIn(a)knowledgesummaryThenumeralsusedtorepresentthenumberofpeopleorthingsandorder.Therefore,therearetwomainnumerals:cardinalnumber,usedforcounting,suchas:one,two...Theorderforthatpositionororderhasnumerals,Taiwan:firstsecond...Themethodisasfo
2、llows:inArabianumeralcardinalnumber,ordinalnumber,abbreviation,ordinalnumber1onefirst1st2twosecond2nd3threethird3rd4fourfourth4th5fivefifth5th6sixsixth6th7sevenseventh7th8eighteighth8th9nineninth9th10tententh10th11eleveneleventh11th12twelvetwelfth12th13thirteenthirteenth13th14fourte
3、enfourteenth14th15fifteenfifteenth15th16sixteensixteenth16th17seventeenseventeenth17th18eighteeneighteenth18yh19nineteennineteenth19th20twentytwentieth20th21twenty-onetwenty-first21st30thirtythirtieth30th40fortyfortieth40th50fiftyfiftieth50th60sixtysixtieth60th70seventyseventieth70t
4、h80eightyeightieth80th90ninetyninetieth90th100a(one)hundredhundredth100th"Onehundredandfourhundredandfourth104th"1000a(one)thounsandthounsandth1000th10000,ten,thounsand,ten,thounsandth,10000th1000000,one,million,millionth,1000000thCardinalnumbersandordinalnumbershavecertainwaysoffor
5、ming,buttheyallhavesomespecialexceptions.So,besideslearningthegeneralconstitution,weshouldremembersomeexceptionsinparticular.Becausetheyappearfrequentlyinexams.Thecardinalstructure1.The21~99ofthetwodigitsin10andabitbetweenthehyphen,suchasthethreedigit89-eighty-nine.101~999,byhundred
6、plusandwithtwodigitordigits,suchas:101-onehundredandone223-twohundredandtwenty-three.,thenumberofmorethanfourwords,fromaforwardthreebitwiththecomma,pronouncedthousand,countthreeplussecondcommas,readmillion,countthreeacomma,readthebillion,readingasfollows:The1001-onethousandandonethe
7、5386-fivethousandthree,hundredandEightysixthenoteishundred,thousand,millionandbillion.Whenthereareothercardinalnumbersinfront,thatis,afewhundred,thousand,million,andonebillion,theydonotadds,suchas:three,hundred,students.Iftherearehundreds,thousands,orhundreds,orthousandsoftimes,ther
8、ecannotbeacardinaln
