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1、可数名词单、复数的变化1.直接加s:lesson—lessons,pen—pens,等。2.以s,x,ch,sh结尾的加es:bus—buses,box—boxes,等。3.以“辅音字母+y”结尾的,变y为i,再加es:baby—babies,country—countries,等。但是,“元音字母+y”结尾的,则是直接加s:boy—boys,等。4.以f或fe结尾的,一般将f或fe改为v,再加es:knife—knives,leaf—leaves,等。5.以字母o结尾的词加es或s:photo—photos,tomato—tomatoes,有生命的加s,无生命es6
2、.不规则变化。如:a.特殊的复数形式:child—children,mouse—mice,等。b.变oo为ee:foot—feet,tooth—teeth,等。c.含有man或woman词语的复数是将a改为e:man—men,Frenchman—Frenchmen,等。如果man或woman作另一名词的定语时,和所修饰的名词一起变为复数:mandriver—mendrivers,womandoctor—womendoctors,等。d.单复数形式相同:sheep,deer,Japanese等。考例再现:1.Lastnight,therewasafoodaccident
3、.Ten_______wereill,butno_______werelost.A.child;livesB.children;lifeC.children;livesD.child;life2.Theboyalwaysbrusheshis_____beforehegoestobed.A.toothB.toothsC.teethD.teeths3.TheJapanese_____willnotleaveChinauntilshefinishesherstudy.A.womanB.womenC.manD.men4.Canyouseenine________inthepi
4、cture?A.sheepB.dogC.pig D.horse名词由单数变成复数的练习一、有写出下列名词复数leaf______puppy_______box_______knife_______fly______fox______bus______bench_____brush_____kiss______church______dish_____ruler______peach________glass_____pencil________boy______zoo______man______roof_______sheep_______knife______la
5、dy______key______story______watch______bamboo______city______family______day_____apple_______eraser______speech______thief______mouse______fish_____goose____people______ox_____Chinese_______deer_______foot______child_______tooth_______guy________hero_______spy______boss_____monkey______
6、city______goat______radio________horse______dog______二、用所给的单词的复数的正确形式填空:1.Therearesomany________(wolf)intheforest.2.Therearethree______(chair)intheclassroom.3.These_______(tomato)arered.4.______(hero)aregreat.5.Mybrotherlooksaftertwo______(baby)6.Therearesome______(deer)eatingthegrass.7
7、.Myfatherlikestoeat_______(potato).8.Chinese______(people)liketoeatnoodles.9.Ihavealotof______(toy)inmybedroom.10.Ihelpmymotherwash______(dish)inthekitchen.11.Ihavetwo______(pencil-box).12.Therearesome______(bus)inthestreet.13.Peterhaseight_____(foot).14.Lindahasthree_______(to