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时间:2017-12-31
《可数名词单数变复数专项练习》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、可数名词单数变复数专项练习一、变化规则1、一般情况下直接在词尾加s例:book---books apple---apples name---_________ friend---_________ girl---__________classmate---_________ student---__________ teacher---_________ 2、以s,x,sh,ch结尾的单词,加es例:bus---buses box---boxes fish---fishes class---
2、 fox--- beach--- watch--- lady---______baby---______3、以f或fe结尾的单词,把f或fe变成v加es例:leaf---leavesknife--- ________ (刀) wife--- (妻子)4、以辅音字母加y结尾的单词,把y变i加es例:fly---flies factory---_______ library---_______ baby---_____ 【速记口诀】单数变复数,规则要记住,一般加s,特殊有几处:s
3、结尾,es不离后,末尾字母o,大多加s,两人有两菜,es不离口,词尾f、fe,s前有v和e;没有规则词,必须单独记。【妙语诠释】①大部分单数可数名词变为复数要加s,也就是单词如果以ch,sh,s,x等结尾,则一般加es;②以o结尾的单词除了两人(negro,hero)两菜(tomato,potato)加es外,其余一般加s;③以f或fe结尾的单词一般是把f,fe变为ve再加s;④英语中还有些单词没有规则,需要特殊记忆,如:child—children,mouse—mice,deer—deer,sheep—sheep,Chinese—Chinese,man—men,woman
4、—women,foot—feet,tooth—teeth。二、将下列的名词变成复数形式。1.book___________2.pen___________3.ruler_________4.house___________5.orange___________6.eraser_________7.class___________8.box___________9.blackboard_________10.watch___________11.bus___________12.classroom_________13.city___________14.factory___
5、________15.crayon_________16.country___________17.family___________18.playground_________19.hero___________20.potato___________21.thing_________22.tomato___________23.photo___________24.foot_________25.piano___________26.knife___________27.fish_________28.leaf___________29.life___________3
6、0.sheep_________31.foot___________32.tooth___________33.bed_________34.man___________35.woman___________36.child_________37.toy ___________38.mouse___________39.pencil_________三.请写出下列短语。1.五只橡皮擦_________________2.十个教室________________3.两个铅笔盒_________________4.六只钢笔________________5.七支铅笔______
7、____________6.三个图书馆_______________7.九支蜡笔__________________8.四只尺子_____________________9.八个操场__________________10.五个实验室__________________四.用所给的单词的复数的正确形式填空:1.TomandKingare_____(boy).2.Therearethree______(chair)intheclassroom.3.These_______(tomato)arered.4.______
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