外研版中考英語總復(fù)習(xí)課件-數(shù)詞

數(shù)詞主講老師：kelly考點(diǎn)解讀01數(shù)詞這一章考生需掌握基數(shù)詞、序數(shù)詞、分?jǐn)?shù)、百分?jǐn)?shù)、小數(shù)和倍數(shù)的表示法。考試題型：語法選擇題數(shù)詞的分類基數(shù)詞序數(shù)詞表示數(shù)量多少表示順序先后基數(shù)詞onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentythirtyfortyfiftysixtyseventyeightyninety十幾：-teen幾十：-ty序數(shù)詞基變序，有規(guī)律，結(jié)尾字母是th.一二三，特殊記，結(jié)尾字母t、d、d.八去t，九去e，f要把ve替。ty變成tie,后面再加th.幾十幾，也好記，只變個(gè)位就可以。first（1st），second（2nd），third（3rd），eight→eighth,nine→ninth，five→fifth，twelve→twelfth，twenty→twentieth；thirty→thirtiethtwenty-one→twenty-firstforty-two→forty-second帶hundred,thousand,million,billion的表達(dá)

百

千百萬十億1.hundred前有明確的基數(shù)詞，hundred不用加s2.hundredsof固定搭配，與of連用，hundred要加s3.帶連字符和數(shù)詞的，連字符里的任何一個(gè)單詞都不需要加s(

)Thiscompanygavethestaffa

holiday.(2015年真題)

A.two-week B.two-weeks C.two-week’s D.two-weeks’【答案】A

【解析】把two-week當(dāng)作一個(gè)整體修飾holiday,與a+數(shù)字-year-old+名詞用法類似。(

)

peoplevisitthismuseumeveryday.

A.Hundred B.Hundreds C.Hundredof D.Hundredsof【答案】D【解析】表示約數(shù)與of連用時(shí),hundred要加s。分?jǐn)?shù)、百分?jǐn)?shù)、小數(shù)、倍數(shù)的表示1.分?jǐn)?shù)表示法基數(shù)詞代表分子，序數(shù)詞代表分母。分子是1時(shí)，分子的基數(shù)詞和分母的序數(shù)詞都用單數(shù)；分子大于1時(shí)，分子的基數(shù)詞用單數(shù)，分母的序數(shù)詞用復(fù)數(shù)1/3onethird2/3twothirds2.百分?jǐn)?shù)的表示法基數(shù)詞+percent9%：ninepercent3.小數(shù)的表示法基數(shù)詞+point小數(shù)點(diǎn)+基數(shù)詞 1.8：onepointeight 2.87：twopointeightseven4.倍數(shù)的表示法數(shù)詞+times twice“兩倍” threetimes“三倍”times也有次數(shù)的意思Loveyoumorethanthreethousandtimes.愛你不止三千遍.

倍數(shù)句型表示法1.倍數(shù)+形容詞（或副詞）的比較級(jí)+than Ourschoolistwicebiggerthantheirs. 我們學(xué)校比他們學(xué)校大兩倍。2.倍數(shù)+as+形容詞（或much）或副詞+as Ourschoolistwiceasbigastheirs. 我們學(xué)校是他們學(xué)校的兩倍大。3.倍數(shù)+thesize（length,height,width,depth）of Ourschoolistwicethesizeoftheirs. 我們學(xué)校是他們學(xué)校的兩倍大。大小，長度，高度，寬度，深度()Thisroomis

thatone.

A.fourtimesaslargeras B.fourtimesthesizeof C.fourtimeslarge D.fourtimeaslargeas【答案】B

【解析】(倍數(shù)+thesize/height/lengthof+n.。)5.號(hào)碼、編號(hào)、系列號(hào)的表達(dá)名詞+基數(shù)詞（大寫首字母）LessonOne;ClassFour;PageTen;Room101五年級(jí)三班ClassThree,GradeFivethe+序數(shù)詞+名詞thefirstlesson;theforthclass;thetenthpage()Themeetingwillbeheldin

.

A.Room201 B.201Room C.theRoom201 D.the201Room【答案】A

【解析】(201房間。)()Hisroomison

floor.

A.thethree B.third C.athird D.thethird【答案】D

【解析】(the+序數(shù)詞+名詞,序數(shù)詞前用the。)6.年齡的表達(dá)數(shù)字+yearsoldThewriteristhirtyyearsold.a/an+數(shù)字-year-old+名詞Thewriterisathirty-year-oldboy.attheageof+數(shù)字Attheageofthirtyinone’s+整數(shù)基數(shù)詞的復(fù)數(shù)（在某人幾十歲時(shí)）Thewriterisinhisthirties.()Maryisa

Englishgirl.Sheisverylovely.

A.15yearold B.15yearsold C.15-years-old D.15-year-old【答案】D【解析】a+數(shù)字-year-old+名詞。7.時(shí)間表達(dá)in世紀(jì)年代Inthe1980s

Inthe1980’s年份、季節(jié)、月份in1945;inspring;inMarch上午、下午、晚上inthemorning;intheafternoon大于一天on星期onMonday節(jié)日、具體某一天OnApril1st帶有修飾詞的上午、下午、晚上、某一天Onacoldmorning;等于一天at鐘點(diǎn)At7:00黎明、黃昏、夜晚Atdawn;atdusk;atnight小于一天年月日的表達(dá)：on+月份+日期+年份onDecember2nd,2019()Hewa