6、可數(shù)名詞分為單數(shù)和復(fù)數(shù)

1、1可數(shù)名詞分為單數(shù)和復(fù)數(shù)可數(shù)名詞分為單數(shù)和復(fù)數(shù)名詞單數(shù)就是該詞本身，在其前面加a或an。1）單數(shù)如adesk（一張桌子）anolddesk（一張舊書桌）2）復(fù)數(shù)：要表示一個(gè)以上概念時(shí)，要用名詞復(fù)數(shù)形式規(guī)則變化1）一般情況下加s如bookbooks（書）deskdesks（書桌）2）以sxchsh結(jié)尾加es如boxboxes（盒子）busbuses(公共汽車)注意①以th結(jié)尾加smonthmonths②stomachstomachs3)以

2、輔音字母結(jié)尾，變y為i再加es。如citycities(城市)countrycountries(國家)注意以元音y，直接加s。如：daydays(天)，boyboys(男孩)4)以f或fe結(jié)尾，復(fù)數(shù)變f或fe為v再加es如knifeknives(書)halfhalves(一半)(thiefwifelifeshelfknifeleafselfhalfwolf)注意①有少數(shù)詞后直接加s，如roofroofs(屋頂)5)以o結(jié)尾(1)輔音字母

3、加o結(jié)尾名詞的加es如tomatotomatoes(西紅杮)potatopotatoes(土豆)(2)元音字母加o結(jié)尾名詞的加s如pianopianos(鋼琴)zoozoos(動(dòng)物園)photophotos(照片)kangarookangaroos(袋鼠)kilokilos(千克)注意zero兩種方式都可：zerozeros或zeroes(零)不規(guī)則變化1)元音字母發(fā)變化。如manmen(男人)，womanwomen(婦女)tootht

4、eeth(牙齒)，footfeet(腳)mousemice(老鼠)，policemanpolicemen(警察)policewomanpolicewomen(女警察)2)詞尾發(fā)生變化。3如englishmanenglishmen(英國人)frenchwomanfrenchwomen(法國婦女)注意german不是復(fù)合詞，它的復(fù)數(shù)是germans。名詞復(fù)數(shù)規(guī)則名詞復(fù)數(shù)規(guī)則1一般情況下，直接加s，如：bookbooksbagbagscatc

5、atsbedbeds2以s.x.sh.ch結(jié)尾，加es，如：busbusesboxboxesbrushbrusheswatchwatches3以“輔音字母y”結(jié)尾，變y為i再加es，如：familyfamiliesstrawberrystrawberries4以“f或fe”結(jié)尾，變f或fe為v再加es，如：knifeknives5不規(guī)則名詞復(fù)數(shù)：manmenwomanwomenpolicemanpolicemenpolicewomanp

6、olicewomenmousemicechildchildrenfootfeet.toothteethfishfishpeoplepeopleChineseChineseJapaneseJapanese名詞的復(fù)數(shù)。名詞的復(fù)數(shù)。名詞按其數(shù)可分兩種:可數(shù)名詞和不可數(shù)名詞.可數(shù)名詞的復(fù)數(shù)變化規(guī)則:1.一般情況下直接在詞尾加s如:girlgirlsbookbookspenpens2.以sxshch結(jié)尾的詞在詞后加es如:classclasses

7、boxboxesmatchmatches3.以輔音字母y結(jié)尾的變y為i再加es如:citycitiesfamilyfamiliescountrycountries4.以f或fe結(jié)尾的變f或fe為v再加es如:knifekniveswifewiveslifelives5.以o結(jié)尾的加es或s如:radioradiostomatotomatoespotatopotatoeszoozoosphotophotos6.manmenwomanwom

8、enfootfeetchildchildren常見的不可數(shù)名詞：常見的不可數(shù)名詞：一、advice建議change零錢fire火gas汽油infmation信息meat肉progress進(jìn)步smoke煙water水homewk家庭作業(yè)air空氣cloth布food食品glass玻璃ink墨水money錢tea茶snow雪wealth財(cái)富baggage行李coffee咖啡fruit水果grain谷物knowledge知識(shí)music音樂ra