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1、可數(shù)名詞單、復(fù)數(shù)的變化1.直接加s：lesson—lessons,pen—pens,等。2.以s,x,ch,sh結(jié)尾的加es：bus—buses,box—boxes,等。3.以“輔音字母+y”結(jié)尾的，變y為i，再加es：baby—babies,country—countries，等。但是，“元音字母+y”結(jié)尾的，則是直接加s：boy—boys,等。4.以f或fe結(jié)尾的，一般將f或fe改為v,再加es：knife—knives,leaf—leaves，等。5.以字母o結(jié)尾的詞加es或s：photo—photos,tomato—tomatoes，有生命的加s，無生命es6
2、.不規(guī)則變化。如：a.特殊的復(fù)數(shù)形式：child—children,mouse—mice，等。b.變oo為ee：foot—feet,tooth—teeth，等。c.含有man或woman詞語的復(fù)數(shù)是將a改為e：man—men,Frenchman—Frenchmen，等。如果man或woman作另一名詞的定語時(shí),和所修飾的名詞一起變?yōu)閺?fù)數(shù)：mandriver—mendrivers，womandoctor—womendoctors，等。d.單復(fù)數(shù)形式相同：sheep,deer，Japanese等?？祭佻F(xiàn):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名詞由單數(shù)變成復(fù)數(shù)的練習(xí)一、有寫出下列名詞復(fù)數(shù)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、用所給的單詞的復(fù)數(shù)的正確形式填空：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
