2025年中考英语复习课件+二轮专题之+数词.pptx

ByYushen专题四数词2025中考英语

ByYushen数词的分类01数词的用法02真题演练03Contents

ByYushen数词的分类011、0--12形式不一，单独记忆0-zero 1-one 2-two 3-three 4-four5-five 6-six 7-seven 8-eight 9-nine10-ten 11-eleven 12-twelve基数词:表示数目或数量的多少2、13--19的词尾都是teen直接+teen:14-fourteen16-sixteen?17-seventeen19-nineteen?单独记忆:13-thirteen 15-fifteen?18-eighteen?3、20以上的整十的基数词均以ty结尾直接+ty:60-sixty 70-seventy 90-ninety单独记忆:20-twenty30-thirty?40-forty50-fifty80-eighty?

ByYushen数词的分类01基数词:表示数目或数量的多少4、两位数“几十几”要加连字符“-”21-twenty-one 74-seventy-four? 98-ninety-eight?5、三位数“几百几十”或者“几百几十几”在“百”后+and160-onehundredandsixty? 839-eighthundredandthirty-nine6、四位数或者四位数以上的基数词的拼写规律：从右往左数，每三位加一个逗号,第一个逗号前为千位thousand，第二个逗号前为百万位million，第三个逗号前为十亿位billion，hundred后要加and。?3,540-threethousandfivehundredandforty4,197,580,326-fourbillion,onehundredandninety-sevenmillion,fivehundredandeightythousand,threehundredandtwenty-six找清规律很容易,十二以内单独记；十三数到十九去，词尾都是teen；二十、三十至九十，整十之后有-ty；如果要说“几十几”,中间“-”号别丢弃；三位数或以上的hundred后要加and，请你记住莫大意。

ByYushen数词的分类01序数词:表示顺序先后1、第一、第二、第三特殊记，词尾字母t,d,d1st-first 2nd-second 3rd-third?2、4~19的序数词是由其相对应的基数词后面加-th构成一般：4th-fourth 6th-sixth 7th-seventh 10th-tenth11th-eleventh13th-thirteenth 14th-fourteenth 15th-fifteenth16th-sixteenth17th-seventeenth 18th-eighteenth 19th-nineteenth特殊：第八去t,第九除e,ve来把f替8th-eighth 9th-ninth 5th-fifth? 12th-twelfth

ByYushen数词的分类01序数词:表示顺序先后3、整十的序数词由其对应的基数词变词尾字母y为ie,再加-th构成20th-twentieth?30th-thirtieth40th-fortieth? 50th-fiftieth60th-sixtieth?70th-seventieth80th-eightieth? 90th-ninetieth特殊：10th-tenth?4、表示“第几十几”或“第几百几十几”时，只将个位数变为序数词，十位数仍用基数词31st-thirty-first 42nd-forty-second 53rd-fifty-third? 64th-sixty-fourth? 175th-onehundredandseventyfifth286th-twohundredandeighty-sixth9