小学this-that-these-those用法+练习(带答案)

指示代词this,that.these.those单数复数用法this:这these:这些指距离较近的人或物that:那those:那些之距离较远的人或物注意is/are的使用：this/that+可数名词单数或不可数名词+isthese/those＋可数名词复数（不可以加不可数名词）+are例：离你较近的时候：thisduck这个鸭子theseducks这些鸭子离你较远的时候(经常与overthere连用)：thatduck那个鸭子thoseducks那些鸭子常见句型：1.Whatisthis/that?这是/那是什么？It’sa/an...它是...2.Isthis/that...?这是/那是...吗？Yes,itis.是的，它是。No,itisn’t.不，它不是。3.Whatarethese/those?它们是什么？Theyare...它们是...4.Arethese/those...?这些/那些是...吗？Yes,theyare.是的，它们是。No,theyaren’t.不，它们不是。【补充部分：名词规则变化】1、一般情况（包括以e结尾的名词）,加-s例：cup(杯子)-cups,cat-cats,cake－cakes,flag(旗子)-flags,face(脸)－faces2、以s,x,ch,sh结尾,加-es例：class(班级)-classes,box(盒子)-boxes,watch(手表)-watches,brush(刷子)-brushes3、以辅音+y结尾变y为ies例：city(城市)-cities,country(国家)-countries,study(书房)-studies注意：以元音+y结尾,加-sboy-boys,ray(光线)-rays,day-days4、以o结尾有生命加-es例：mango(芒果)-mangoes,hero(英雄)-heroes,tomato(西红柿)-tomatoes,potato(土豆)-potatoes没生命加-s例：zoo(动物园)-zoos,photo(照片)-photos,piano(钢琴)-pianos5、以f,fe结尾变f,fe为ves例：leaf(叶子)-leaves,knife(小刀)-knives,wife(妻子)-wives练习：一．单选()1.-Look，whatis_____?-It’saneraser.A.thisB.thatC.theseD.those()2.Are_____yourwatchesoverthere?A.thisB.thatC.theseD.those()3.______thisyourfriend?A.isB.AreC.IsD.are()4.______thosehisdictionaries?A.isB.AreC.IsDare()5.-IsthatMary’sschoolbag?-_________A.Yes,itisn’t.B.No,itis.C.Yes,it’s.D.No,itisn’t.()6.-Isthisyourfriend?-_______A.Yes,heis.B.Yes,itis.C.No,itsnot.D.Yes,Iam.()7.-AretheseHelen’spencils?-_______A.Yes,they’re.B.No,theyare.C.Yes,theyare.D.No,itis.()8.-Whatarethose?-______A.Theyarebox.B.Theyareboxes.C.It’sabox.D.Yes,theyare.()9.-WhatisthisinEnglish?-______A.Itsaneraser.B.It’saeraser.C.It’smyaneraser.D.It’smyeraser.答案：1-5ADCBD6-9AABD二．用am\is\are填空。1，How______you?I______fine.2,This______mybrother.Hisname______Peter.He______five.3,What______yourname?I______Kate.4,Who______she?She______mymother.答案：1.aream2.isisis3.isam4.isis三．按要求改写句子1.Isthisyourpen?(作否定回答)______________________________________________2.ArethoseKate’sparents?(作肯定回答)______________________________________________3.Theseareoranges.(对划线部分提问)______________________________________________4.Thosearemycousins.(对划线部分提问)______________________________________________5.Isthisherdictionary?(改为复数)______________________________________________6.Thosearen’tmywatches.(改为单数)______________________________________________答案：1.No,itisn’t.2.Yes,theyare.3.Whatarethese?4.Whoarethose?