Unit5可数名词预习讲义暑假译林版七年级英语上册

2024新译林版英语七年级上册Unit5Ahealthylifestyle预习讲义（可数名词）一、可数名词知识梳理（一）定义可数名词是指能以数目来计算，可以分成个体的人或东西，因此它有复数形式。当它的复数形式在句子中作主语时，句子的谓语也应用复数形式。（二）复数变化规则1.一般情况：在名词词尾直接加s。例如：bookbooks（书）penpens（钢笔）boyboys（男孩）2.以s,x,ch,sh结尾：在词尾加es。例如：busbuses（公共汽车）boxboxes（盒子）watchwatches（手表）dishdishes（盘子）3.以“辅音字母+y”结尾：先将y改为i，再加es。例如：citycities（城市）familyfamilies（家庭）storystories（故事）3.以o结尾：通常有生命的加es，无生命的加s。例如：有生命：potatopotatoes（土豆）tomatotomatoes（西红柿）无生命：pianopianos（钢琴）radioradios（收音机）4.以f或fe结尾：要将f或fe改为v，再加es。例如：halfhalves（一半）leafleaves（树叶）knifeknives（刀）（三）不规则变化1.特殊单词变化：manmen（男人）womanwomen（女人）footfeet（脚）toothteeth（牙齿）childchildren（孩子）2.单复数同形：sheepsheep（绵羊）deerdeer（鹿）ChineseChinese（中国人）JapaneseJapanese（日本人）（四）用法注意1.可数名词单数形式前常用不定冠词a/an，表示“一个”。当它的单数形式在句子中作主语时，句子的谓语也应用单数形式。例如：Thereisanappleonthetable.（桌上有个苹果。）Adogisrunning.（一只狗在跑。）2.可数名词复数形式在句子中作主语时，句子的谓语应用复数形式。例如：Thebooksareinteresting.（这些书很有趣。）知识演练场（一）写出下列单词的复数形式（20个）1.apple________2.orange2.orange________3.box________4.bus________5.watch________6.family________7.city________8.potato________9.tomato________10.photo________11.knife________12.leaf________13.child________14.man________15.woman________16.sheep________17.deer________18.boy________19.day________20.key________（二）词汇运用（结合语境考查词形变化与拼写）（20道）Therearemany________(child)playinginthepark.These________(box)areveryheavy.The________(knife)onthetableareverysharp.Mytwo________(foot)hurtafteralongwalk.The________(man)overtherearemyuncles.Howmany________(sheep)arethereonthefarm?Therearesome_______(tomato)and_______(potato)inthebasket.Ihavetwonew________(watch).Oneisforme,andtheotherisformybrother.The________(family)inthisneighborhoodareallveryfriendly.These________(photo)weretakenduringmytriptoBeijing.Therearealotof________(book)inthelibrary.The________(boy)inourclasslikeplayingfootball.Isawsome________(deer)intheforestyesterday.The________(leaf)onthetreeturnyellowinautumn.Weneedtobuysome________(dish)forthenewhouse.The________(woman)doctorsareverykindtothepatients.Therearemany________(city)inChina.Ilikeeating________(strawberry).Howmany________(piano)arethereinthemusicroom?Thelittle________(child)iscryingbecausehecan'tfindhismother.（三）句型转换（10个）Thisisatomato.（改为复数句）2.Thatisanorange.（改为复数句）3.Thereisaboxonthedesk.（改为复数句）4.Hehasanewwatch.（改为复数句）5.Themanisateacher.（改为复数句）6.Theseareknives.（改为单数句）7.Thosearechildren.（改为单数句）8.Theyarewomendoctors.（改为单数句）9.Therearesomeapplesonthetree.（改为单数句）10.Theboysareplayingbasketball.（对划线部分提问）（四）单选（10道）1.Therearetwo________intheroom.A.boxB.boxesC.boxsD.boxse2.Howmany________doyouhave?Ihavethree.A.watchB.watchesC.watchsD.watchse3.These________arefromAmerica.A.manB.mansC.menD.mens4.Therearemany________inthezoo.A.deerB.deersC.deeresD.deer's5.The________onthetablearedelicious.A.tomatoB.tomatosC.tomatoesD.tomato's6.Whatarethose?Theyare________.A.photoB.photosC.photoesD.photo's7.Therearefive________intheclassroom.A.childB.childsC.childrenD.childrens8.Ineedsome________tocutthepaper.A.knifeB.knifesC.knivesD.knife's9.These________areverybeautiful.A.leafB.leafsC.leavesD.leaf's10.The________areflyingkitesinthepark.A.boyB.boysC.boiesD.boy's（五）翻译句子（10道）1.桌子上有两个苹果。2.那些是西红柿吗？3.我有很多书。4.孩子们正在操场上玩。5.教室里有一些盒子。6.那些女士是一名医生。7.这些刀很锋利。8.树上有很多叶子。9.农场里有五只绵羊。10.你有多少支钢笔？（六）短文填空（考查语法在语篇中的应用）MynameisTom.Ihaveahappyfamily.Therearefour1.________(people)inmyfamily,myfather,mymother,mysisterandI.Myfatherisa2.________(work).Heworksinafactory.Mymotherisa3.________(teach).SheteachesEnglishinamiddleschool.MysisterandIarestudents.Weareinthesameschool,butindifferent4.________(class).Thereisasmallgardeninfrontofourhouse.Therearemanybeautiful5.________(flower)init.Inspring,the6.________(flower)eoutandthegardenlooksverynice.MysisterandIoftenplaygamesinthegardenafterschool.Onweekends,myfamilyoftengotothepark.Wetakesome7.________(sandwich)anddrinkswithus.Wehaveapicnicthere.Weallenjoy8.________(we)verymuch.Ilovemyfamilyandour9.________(life).Wealwayshelpeachotherandhaveagoodtimetogether.Ihopewecanbehappy10.________(forever).答案（一）写出下列单词的复数形式答案applesorangesboxesbuseswatchesfamiliescitiespotatoestomatoesphotosknivesleaveschildrenmenwomensheepdeerboysdayskeys（二）词汇运用答案childrenboxesknivesfeetmensheeptomatoes;potatoeswatchesfamiliesphotosbooksboysdeerleavesdisheswomencitiesstrawberriespianoschild（三）句型转换答案Thesearetomatoes.Thoseareoranges.Therearesomeboxesonthedesk.Theyhavenewwatches.Themenareteachers.Thisisaknife.Thatisachild.Sheisawomandoctor.Thereisanappleonthetree.Whataretheboysdoing?（四）单选答案15BBCAC610BCCCB（五）翻译句子答案Therearetwoapplesonthetable.Arethosetomatoes?Ihavemanybooks.Thechildrenareplayingont