英语中数词基数词序数词.pptx

根据中文注释或首字母提示,用所学单词的正确形式填空。(九月).'(结束).—Howmanym_____(月)doesayearhave?—?(帮助)(空闲的)thisafternoon?''?'',chickenforlunch,soIeatveryw___(好),soheisveryh_____(健康的).ictionarieselpsreeifficultmalluchavouriteumberreakfastellealthy主要分为基数词和序数词两类。——10one,two,three,four,five,six,seven,eight,nine,——19eleven,twelve,thirteen,fourteen,fifteen,sixteen,seventeen,eighteen,,twelve,thirteen,fifteen,eighteen为特殊形式外,fourteen,sixteen,seventeen,een都是由其个位数形式后添加后缀-teen构成。基数词:表示数目的词称为基数词。其形式如下:——99整数几十中除twenty,thirty,forty,fifty,eighty为特殊形式外,sixty,seventy,y都是其个位数形式后添加后缀-ty构成。表示几十几时,在几十和个位基数词形式之间添加连字符“-”。21twenty-one76seventy-“hundred”。100onehundred/ahundred表示几百几十几,在几十几与百位间加and。101648sixhundredandforty-eightahundredandone口诀基数词要注意,一到十二逐个记;从十三到十九,teen跟几(个)走;thirteen,fifteen辨仔细,eighteen只有一个t;二十到九十,ty跟在几后面;twenty,thirty重点记,forty,eighty去u、t;怎样拼写几十几?连字(符)"-"横莫丢弃,百(位)十(位)and来连替。813294067300345threehudredandforty-five1016307899eightthirteentwenty-ninefortysixty-seventhreehundredtensixteenthirtyseventy-y-nine序数词是指表示顺序的数词。:one—firstthree—thirdfive—fifth seven—seventhnine—ninth eleven—elevenththirteen—thirteenth fifteen—fifteenthseventeen—een—eenthsix—sixthten—tenthtwelve—twelfthfourteen—fourteenthsixteen—sixteentheighteen—eighteenth除了first,second,thi