2026年人教版四年级英语下册第2单元课后练习题

2026年人教版四年级英语下册第2单元课后练习题一、单项选择题（每题2分，共20分）1.根据课文内容，选择正确的句子描述Sarah的周末计划。A."IwillplaybasketballwithmyfriendsonSaturday."B."IwillvisitthemuseumwithmyparentsonSunday."C."Iwillreadbooksathomeeveryday."D."IwillgotothezoowithmybrotheronFriday."解析：根据第2单元课文第1课，Sarah计划周六和朋友们打篮球，周日和父母参观博物馆。选项A和B均符合原文描述，但题目要求选择一个句子，选项B更全面地体现了周末计划，且符合单元主题"周末活动"。选项C和D与课文无关。正确答案为B。2.选择正确的动词形式填空："Mybrother______(go)totheparkthismorning."A.goesB.goC.goingD.went解析：该句描述早晨发生的动作，需用一般现在时。主语"mybrother"是第三人称单数，动词需加-s。选项B和C形式错误，选项D是过去时，不符合语境。正确答案为A。3.根据课文对话，选择正确的回答："Whatwillyoudotomorrow?"A."IwillwatchTVathome."B."Iwillcleanmyroomtomorrow."C."Iwillplayfootballwithmyfriends."D."Iwillvisitthelibrarywithmysister."解析：根据第2单元第2课对话，Tom计划明天和姐姐一起参观图书馆。选项D与原文一致，其他选项均为干扰项。正确答案为D。4.选择正确的介词填空："Thechildrenareplaying______theplaygroundnow."A.inB.onC.atD.for解析：playground是具体场所，通常用介词on表示在某个表面上。选项A和C不适用于playground，选项D表示目的，不符合语境。正确答案为B。5.根据课文内容，选择正确的句子描述Lily的爱好。A."Lilylikesswimminganddancingeveryday."B."Lilywillplaythepianonextyear."C."Lilygoestothecinemawithherfriendsonweekends."D."Lilylovesdrawingandsingingverymuch."解析：根据第2单元第3课，Lily喜欢画画和唱歌。选项D与原文一致，其他选项均为干扰项。正确答案为D。6.选择正确的形容词填空："Myfatherhasa______car."A.bigB.biggerC.biggestD.biger解析：该句描述父亲的车，需用原级形容词。选项B和C是比较级和最高级，不符合语境。选项D拼写错误。正确答案为A。7.根据课文内容，选择正确的句子描述Mike的生日计划。A."MikewillhaveapartywithhisfriendsonSaturday."B."MikewillgotothebeachwithhisfamilyonSunday."C."Mikewilleatpizzaforbreakfasteverymorning."D."MikewillwatchamovieatthecinemaonFriday."解析：根据第2单元第4课，Mike计划周六和朋友们开派对，周日和家人去海滩。选项A和B均符合原文，但题目要求选择一个句子，选项B更具体地描述了家庭活动。正确答案为B。8.选择正确的动词形式填空："Thegirls______(dance)inthegardenyesterday."A.dancesB.dancedC.danceD.dancing解析：该句描述昨天发生的动作，需用一般过去时。主语"thegirls"是复数，动词用danced。选项A和C时态错误，选项D是动名词形式。正确答案为B。9.根据课文对话，选择正确的回答："Whatareyoudoingnow?"A."Iamreadingabookinthelibrary."B."Iamplayingtheguitarathome."C."IamwatchingTVwithmybrother."D."Iameatingdinnerinthekitchen."解析：根据第2单元第5课对话，Sarah正在图书馆读书。选项A与原文一致，其他选项均为干扰项。正确答案为A。10.选择正确的句子描述Tom的日常活动。A."Tomgoestoschoolbybuseverymorning."B."Tomwillplaysoccerwithhisfriendsafterschool."C."Tomlikeseatingnoodlesforluncheveryday."D."Tomwillvisithisgrandparentsthisweekend."解析：根据第2单元第6课，Tom放学后和朋友们踢足球。选项B与原文一致，其他选项均为干扰项。正确答案为B。二、填空题（每空2分，共20分）1.Myfriendlikes______(watch)TVintheevening.参考答案：watching解析：该句描述喜欢做某事，需用动名词形式。正确答案为watching。2.Wewillhavea______(fun)partynextSaturday.参考答案：fun解析：该句描述派对性质，需用形容词。正确答案为fun。3.Theboyis______(play)footballonthefieldnow.参考答案：playing解析：该句描述正在进行的动作，需用现在进行时。正确答案为playing。4.Mysisterhasa______(beautiful)dressfortheparty.参考答案：beautiful解析：该句描述裙子性质，需用形容词。正确答案为beautiful。5.Theygotothepark______(three)timesaweek.参考答案：three解析：该句描述次数，需用基数词。正确答案为three。6.Thegirlcan______(speak)Englishverywell.参考答案：speak解析：该句描述能力，需用动词原形。正确答案为speak。7.Myfatherwill______(buy)anewcarnextmonth.参考答案：buy解析：该句描述将来计划，需用动词原形。正确答案为buy。8.Thechildrenare______(draw)picturesintheclassroom.参考答案：drawing解析：该句描述正在进行的动作，需用动名词形式。正确答案为drawing。9.Mymotherlikes______(cook)dinnereveryevening.参考答案：cooking解析：该句描述喜欢做某事，需用动名词形式。正确答案为cooking。10.Thewomanhastwo______(child)inherfamily.参考答案：children解析：该句描述家庭成员数量，需用复数名词。正确答案为children。三、判断题（每题2分，共20分）1.SarahwillvisitthemuseumwithherparentsonSunday.(正确)解析：根据第2单元第1课，Sarah计划周日和父母参观博物馆。该句与原文一致。2.Tomwillplaythepianoeverydaynextweek.(错误)解析：根据第2单元第2课，Tom计划下周和姐姐一起参观图书馆，未提及弹钢琴。该句与原文不符。3.Lilylikesswimminganddancingeveryday.(错误)解析：根据第2单元第3课，Lily喜欢画画和唱歌，未提及游泳和跳舞。该句与原文不符。4.MikewillhaveapartywithhisfriendsonSaturday.(正确)解析：根据第2单元第4课，Mike计划周六和朋友们开派对。该句与原文一致。5.Thegirlsaredancinginthegardennow.(错误)解析：根据第2单元第5课，Sarah正在图书馆读书，未提及女孩跳舞。该句与原文不符。6.Myfatherhasabigcar.(正确)解析：根据第2单元第6课，Mike计划放学后和朋友们踢足球，未提及父亲的车。该句与原文无关但表述正确。7.Theboyisplayingfootballonthefieldnow.(正确)解析：根据第2单元第7课，Mike计划放学后和朋友们踢足球，未提及男孩在场。该句与原文无关但表述正确。8.Mysisterwillbuyanewdressnextmonth.(错误)解析：根据第2单元第8课，Mike计划放学后和朋友们踢足球，未提及姐姐买裙子。该句与原文不符。9.Thechildrenaredrawingpicturesintheclassroom.(正确)解析：根据第2单元第9课，Mike计划放学后和朋友们踢足球，未提及儿童画画。该句与原文无关但表述正确。10.Mymotherwillcookdinnereveryevening.(正确)解析：根据第2单元第10课，Mike计划放学后和朋友们踢足球，未提及母亲做饭。该句与原文无关但表述正确。四、简答题（每题2分，共16分）1.DescribeSarah'sweekendplanaccordingtothetext.参考答案：SarahwillplaybasketballwithherfriendsonSaturdayandvisitthemuseumwithherparentsonSunday.解析：根据第2单元第1课，Sarah的周末计划包括周六打篮球，周日参观博物馆。2.WhatwillTomdotomorrow?参考答案：Tomwillvisitthelibrarywithhissistertomorrow.解析：根据第2单元第2课，Tom计划明天和姐姐一起参观图书馆。3.WhatareLily'shobbies?参考答案：Lilylikesdrawingandsinging.解析：根据第2单元第3课，Lily喜欢画画和唱歌。4.DescribeMike'sbirthdayplan.参考答案：MikewillhaveapartywithhisfriendsonSaturdayandgotothebeachwithhisfamilyonSunday.解析：根据第2单元第4课，Mike的生日计划包括周六和朋友们开派对，周日和家人去海滩。5.Whatarethechildrendoingnow?参考答案：Thechildrenarereadingbooksinthelibrary.解析：根据第2单元第5课，Sarah正在图书馆读书。6.Whatwilltheboydoafterschool?参考答案：Theboywillplaysoccerwithhisfriends.解析：根据第2单元第6课，Mike计划放学后和朋友们踢足球。7.Describethewoman'sfamily.参考答案：Thewomanhastwochildreninherfamily.解析：根据第2单元第10课，该女士有两个孩子。8.Whatdoesyourfatherdoeveryevening?参考答案：MyfatherwatchesTVeveryevening.解析：根据第2单元第7课，Mike计划放学后和朋友们踢足球，未提及父亲的活动。假设性问题需结合单元主题。五、应用题（每题4分，共24分）1.Writeashortparagraphaboutyourweekendplan.参考答案：ThisSaturday,Iwillgototheparkwithmyfriendstoplayfootball.OnSunday,Iwillvisitthelibrarywithmyparentstoreadbooks.Iwillbeveryhappy!解析：该题要求根据单元主题"周末活动"写短文，需包含具体计划。答案符合要求。2.Completethefollowingdialogue:A:Whatwillyoudotomorrow?B:______.参考答案：Iwillgotothezoowithmysister.解析：该题要求根据单元主题"未来计划"完成对话，需填入合理回答。答案符合要求。3.Writefoursentencesaboutyourhobbies.参考答案：Ilikeplayingbasketball.Ienjoydrawingpictures.Ilovesingingsongs.Ioftenreadbooks.解析：该题要求根据单元主题"爱好"写四句话，需包含具体爱好。答案符合要求。4.Completethefollowingsentence:"Myfriend______(like)eatingpizza."参考答案：Myfriendlikeseatingpizza.解析：该题要求根据单元主题"喜好"完成句子，需用一般现在时。答案符合要求。5.Writeashortparagraphaboutyourdailyroutine.参考答案：Everymorning,Igotoschoolbybus.Atnoon,Ieatlunchwithmyclassmates.Intheafternoon,Idohomework.Intheevening,IwatchTV.Ihaveabusyday!解析：该题要求根据单元主题"日常活动"写短文，需包含具体时间安排。答案符合要求。6.Completethefollowingsentence:"Thegirl______(play)thepianoverywell."参考答案：Thegirlplaysthepianoverywell.解析：该题要求根据单元主题"能力"完成句子，需用一般现在时。答案符合要求。7.Writeashortparagraphaboutyourfamily.参考答案：Myfamilyhasfourpeople.Myfatherisateacher.Mymotherisadoctor.Ihaveayoungerbrother.Weloveeachotherverymuch.解析：该题要求根据单元主题"家庭"写短文，需包含家庭成员信息。答案符合要求。8.Completethefollowingdialogue:A:Whatareyoudoingnow?B:______.参考答案：Iamreadingabookathome.解析：该题要求根据单元主题"现在进行时"完成对话，需填入合理回答。答案符合要求。六、案例分析（每题2分，共18分）1.Readthefollowingcaseandanswerthequestion:Case:Lilyisafour-year-oldgirl.Shelikesdrawing.Sheoftendrawspictureswithhercrayons.Herparentsareveryhappybecausesheisverycreative.Question:WhatdoesLilyliketodo?参考答案：Lilylikestodrawpictures.解析：案例中明确提到Lily喜欢画画，答案直接引用原文。2.Readthefollowingcaseandanswerthequestion:Case:Tomisaboy.Hewillvisitthelibrarywithhissistertomorrow.Theywillreadbooksandborrowsomebooks.Question:WhatwillTomdotomorrow?参考答案：Tomwillvisitthelibrarywithhissistertomorrow.解析：案例中明确提到Tom的明天计划，答案直接引用原文。3.Readthefollowingcaseandanswerthequestion:Case:Sarahisagirl.ShewillplaybasketballwithherfriendsthisSaturday.Theywillhavealotoffun.Question:WhatwillSarahdothisSaturday?参考答案：SarahwillplaybasketballwithherfriendsthisSaturday.解析：案例中明确提到Sarah的周六计划，答案直接引用原文。4.Readthefollowingcaseandanswerthequestion:Case:Mikeisaboy.Helikesplayingfootball.Hewillplayfootballwithhisfriendsafterschool.Question:WhatdoesMikeliketodo?参考答案：Mikelikesplayingfootball.解析：案例中明确提到Mike的爱好，答案直接引用原文。5.Readthefollowingcaseandanswerthequestion:Case:Thewomanhastwochildren.Shewillbuyanewcarnextmonth.Sheisveryhappy.Question:Howmanychildrendoesthewomanhave?参考答案：Thewomanhastwochildren.解析：案例中明确提到家庭人数，答案直接引用原文。6.Readthefollowingcaseandanswerthequestion:Case:Thegirlisreadingabookinthelibrarynow.Sheisveryquiet.Question:Whatisthegirldoingnow?参考答案：Thegirlisreadingabookinthelibrarynow.解析：案例中明确提到女孩的当前活动，答案直接引用原文。7.Readthefollowingcaseandanswerthequestion:Case:Myfatherwillcookdinnereveryevening.Heisagoodcook.Question:Whatwillyourfatherdoeveryevening?参考答案：Myfatherwillcookdinnereveryevening.解析：案例中明确提到父亲的活动，答案直接引用原文。8.Readthefollowingcaseandanswerthequestion:Case:Theboyisplayingfootballonthefieldnow.Heisveryhappy.Question:Whatistheboydoingnow?参考答案：Theboyisplayingfootballonthefieldnow.解析：案例中明确提到男孩的当前活动，答案直接引用原文。9.Readthefollowingcaseandanswerthequestion:Case:Tomwillvisitthezoowithhissisternextweekend.Theywillseemanyanimals.Question:WhatwillTomdonextweekend?参考答案：Tomwillvisitthezoowithhissisternextweekend.解析：案例中明确提到Tom的周末计划，答案直接引用原文。七、论述题（每题2分，共22分）1.Discusstheimportanceofhobbiesinyourdailylife.参考答案：Hobbiesareveryimportantinourdailylife.Theycanmakeushappyandrelaxed.Forexample,Ilikedrawing.Drawingcanhelpmerelaxafterschool.Myfriendlikesplayingbasketball.Basketballcanmakehimstrong.Hobbiescanalsohelpuslearnnewthings.Forexample,whenIdraw,Ilearnhowtousecolors.Inconclusion,hobbiesareveryusefulforus.解析：该题要求根据单元主题"爱好"进行论述，需包含具体例子和理由。答案符合要求。2.Describehowyouplanyourweekendactivities.参考答案：Ialwaysplanmyweekendactivitiescarefully.First,Iwillspendtimewithmyfamily.Forexample,Iwillhelpmyparentsdohousework.Then,Iwillplaywithmyfriends.Forexample,Iwillplayfootballorbasketball.Intheevening,IwillreadbooksorwatchTV.Ithinkthisisaperfectweekendplan.解析：该题要求根据单元主题"周末计划"进行论述，需包含具体安排和理由。答案符合要求。3.Discussthebenefitsofreadingbooks.参考答案：Readingbookshasmanybenefits.First,readingcanhelpuslearnnewwordsandgrammar.Forexample,whenIreadabook,Ilearnmanynewwords.Second,readingcanhelpusknowmoreabouttheworld.Forexample,whenIreadabookaboutanimals,Iknowmoreaboutanimals.Third,readingcanmakeussmarter.Forexample,whenIreadabookaboutscience,Ibecomesmarter.Inconclusion,readingbooksisverygoodforus.解析：该题要求根据单元主题"阅读"进行论述，需包含具体例子和理由。答案符合要求。4.Describehowyouhelpyourfamily.参考答案：Ialwayshelpmyfamily.First,Ihelpmyparentsdohousework.Forexample,Iwillcleanmyroomandhelpmymothercookdinner.Second,Ihelpmybrotherwithhishomework.Forexample,Iwillhelphimwithhismathhomework.Third,Iwillspendtimewithmyfamilyonweekends.Forexample,Iwillgototheparkwithmyparents.Ithinkhelpingmyfamilyisveryimportant.解析：该题要求根据单元主题"家庭"进行论述，需包含具体例子和理由。答案符合要求。5.Discusstheimportanceofexerciseinyourdailylife.参考答案：Exerciseisveryimportantinourdailylife.First,exercisecanmakeushealthy.Forexample,whenIplaybasketball,Ibecomestronger.Second,exercisecanmakeushappy.Forexample,whenIplayfootball,Iamveryhappy.Third,exercisecanhelpusstudybetter.Forexample,whenIexercise,Ihavemoreenergytostudy.Inconclusion,exerciseisveryusefulforus.解析：该题要求根据单元主题"运动"进行论述，需包含具体例子和理由。答案符合要求。6.Describehowyouspendyourfreetime.参考答案：Ispendmyfreetimeinmanyways.First,Iwillreadbooks.Readingcanhelpmerelaxandlearnnewthings.Second,Iwillplaywithmyfriends.Forexample,Iwillplayfootballorbasketball.Third,IwillwatchTVorplaycomputergames.Theseactivitiescanmakemehappy.Inconclusion,Ienjoymyfreetimeverymuch.解析：该题要求根据单元主题"空闲时间"进行论述，需包含具体安排和理由。答案符合要求。7.DiscussthebenefitsoflearningEnglish.参考答案：LearningEnglishhasmanybenefits.First,Englishisaveryimportantlanguage.ManypeopleintheworldspeakEnglish.Forexample,whenItraveltoothercountries,IneedtospeakEnglish.Second,Englishcanhelpuslearnmoreknowledge.Forexample,manysciencebooksareinEnglish.Third,Englishcanhelpusfindgoodjobs.Forexample,manycompaniesneedpeoplewhocanspeakEnglish.Inconclusion,learningEnglishisveryusefulforus.解析：该题要求根据单元主题"英语学习"进行论述，需包含具体例子和理由。答案符合要求。8.Describehowyoumakefriends.参考答案：Imakefriendsinmanyways.First,Iwillbefriendlytoothers.Forexample,Iwillsmileatmyclassmates.Second,Iwilltalktoothers.Forexample,Iwilltalktomyclassmatesafterschool.Third,Iwilljoinclubs.Forexample,Ijoinedthebasketballclub.Intheclub,Imademanyfriends.Inconclusion,makingfriendsisveryimportant.解析：该题要求根据单元主题"交友"进行论述，需包含具体方法。答案符合要求。9.Discusstheimportanceofprotectingtheenvironment.参考答案：Protectingtheenvironmentisveryimportant.First,ifwedon'tprotecttheenvironment,theearthwillbepolluted.Forexample,ifwedon'tplanttrees,theearthwillbedry.Second,ifwedon'tprotecttheenvironment,manyanimalswilldie.Forexample,ifwedon'tprotectforests,manyanimalswillhavenohome.Third,ifwedon'tprotecttheenvironment,peoplewillbesick.Forexample,ifwedon'tprotecttheair,peoplewillbreathedirtyair.Inconclusion,protectingtheenvironmentisveryimportantforus.解析：该题要求根据单元主题"环保"进行论述，需包含具体例子和理由。答案符合要求。10.Describehowyoucelebrateyourbirthday.参考答案：Icelebratemybirthdayinmanyways.First,Iwillhaveapartywithmyfriends.Forexample,Iwillinvitemyfriendstomyhouse.Second,Iwillgetmanygifts.Forexample,myparentswillgivemeabook.Third,Iwilleatabirthdaycake.Forexample,Iwilleatachocolatecake.Inconclusion,mybirthdayisveryhappy.解析：该题要求根据单元主题"生日"进行论述，需包含具体安排。答案符合要求。11.Discussthebenefitsoftraveling.参考答案：Travelinghasmanybenefits.First,travelingcanhelpusseemanyplaces.Forexample,whenItraveltothebeach,Iseethesea.Second,travelingcanhelpusknowmoreaboutdifferentcultures.Forexample,whenItraveltoothercountries,Ilearnabouttheirculture.Third,travelingcanmakeushappy.Forexample,whenItravel,Iamveryhappy.Inconclusion,travelingisveryusefulforus.解析：该题要求根据单元主题"旅行"进行论述，需包含具体例子和理由。答案符合要求。【标准答案及解析】一、单项选择题1.B2.A3.D4.B5.D6.A7.B8.B9.A10.B二、填空题1.watching2.fun3.playing4.beautiful5.three6.speak7.buy8.drawing9.cooking10.children三、判断题1.√2.×3.×4.√5.×6.√7.√8.×9.√10.√四、简答题1.SarahwillplaybasketballwithherfriendsonSaturdayandvisitthemuseumwithherparentsonSunday.解析：根据第2单元第1课，Sarah的周末计划包括周六打篮球，周日参观博物馆。2.Tomwillvisitthelibrarywithhissistertomorrow.解析：根据第2单元第2课，Tom计划明天和姐姐一起参观图书馆。3.Lilylikesdrawingandsinging.解析：根据第2单元第3课，Lily喜欢画画和唱歌。4.MikewillhaveapartywithhisfriendsonSaturdayandgotothebeachwithhisfamilyonSunday.解析：根据第2单元第4课，Mike的生日计划包括周六和朋友们开派对，周日和家人去海滩。5.Thechildrenarereadingbooksinthelibrary.解析：根据第2单元第5课，Sarah正在图书馆读书。6.Theboywillplaysoccerwithhisfriends.解析：根据第2单元第6课，Mike计划放学后和朋友们踢足球。7.Thewomanhastwochildreninherfamily.解析：根据第2单元第10课，该女士有两个孩子。8.Myfatherwillcookdinnereveryevening.解析：根据第2单元第7课，Mike计划放学后和朋友们踢足球，未提及父亲的活动。假设性问题需结合单元主题。五、应用题1.ThisSaturday,Iwillgototheparkwithmyfriendstoplayfootball.OnSunday,Iwillvisitthelibrarywithmyparentstoreadbooks.Iwillbeveryhappy!解析：该题要求根据单元主题"周末活动"写短文，需包含具体计划。答案符合要求。2.Iwillgotothezoowithmysister.解析：该题要求根据单元主题"未来计划"完成对话，需填入合理回答。答案符合要求。3.Ilikeplayingbasketball.Ienjoydrawingpictures.Ilovesingingsongs.Ioftenreadbooks.解析：该题要求根据单元主题"爱好"写四句话，需包含具体爱好。答案符合要求。4.Myfriendlikeseatingpizza.解析：该题要求根据单元主题"喜好"完成句子，需用一般现在时。答案符合要求。5.Everymorning,Igotoschoolbybus.Atnoon,Ieatlunchwithmyclassmates.Intheafternoon,Idohomework.Intheevening,IwatchTV.Ihaveabusyday!解析：该题要求根据单元主题"日常活动"写短文，需包含具体时间安排。答案符合要求。6.Thegirlplaysthepianoverywell.解析：该题要求根据单元主题"能力"完成句子，需用一般现在时。答案符合要求。7.Myfamilyhasfourpeople.Myfatherisateacher.Mymotherisadoctor.Ihaveayoungerbrother.Weloveeachotherverymuch.解析：该题要求根据单元主题"家庭"写短文，需包含家庭成员信息。答案符合要求。8.Iamreadingabookathome.解析：该题要求根据单元主题"现在进行时"完成对话，需填入合理回答。答案符合要求。六、案例分析1.Lilylikestodrawpictures.解析：案例中明确提到Lily喜欢画画，答案直接引用原文。2.Tomwillvisitthelibrarywithhissistertomorrow.解析：案例中明确提到Tom的明天计划，答案直接引用原文。3.SarahwillplaybasketballwithherfriendsthisSaturday.解析：案例中明确提到Sarah的周六计划，答案直接引用原文。4.Mikelikesplayingfootball.解析：案例中明确提到Mike的爱好，答案直接引用原文。5.Thewomanhastwochildren.解析：案例中明确提到家庭人数，答案直接引用原文。6.Thegirlisreadingabookinthelibrarynow.解析：案例中明确提到女孩的当前活动，答案直接引用原文。7.Myfatherwillcookdinnereveryevening.解析：案例中明确提到父亲的活动，答案直接引用原文。8.Theboyisplayingfootballonthefieldnow.解析：案例中明确提到男孩的当前活动，答案直接引用原文。9.Tomwillvisitthezoowithhissisternextweekend.解析：案例中明确提到Tom的周末计划，答案直接引用原文。七、论述题1.Hobbiesareveryimportantinourdailylife.Theycanmakeushappyandrelaxed.Forexample,Ilikedrawing.Drawingcanhelpmerelaxafterschool.Myfriendlikesplayingbasketball.Basketballcanmakehimstrong.Hobbiescanalsohelpuslearnnewthings.Forexample,whenIdraw,Ilearnhowtousecolors.Inconclusion,hobbiesareveryusefulforus.解析：该题要求根据单元主题"爱好"进行论述，需包含具体例子和理由。答案符合要求。2.Ialwaysplanmyweekendactivitiescarefully.First,Iwillspendtimewithmyfamily.Forexample,Iwillhelpmyparentsdohousework.Then,Iwillplaywithmyfriends.Forexample,Iwillplayfootballorbasketball.Intheevening,IwillreadbooksorwatchTV.Ithinkthisisaperfectweekendplan.解析：该题要求根据单元主题"周末计划"进行论述，需包含具体安排和理由。答案符合要求。3.Readingbookshasmanybenefits.First,readingcanhelpuslearnnewwordsandgrammar.Forexample,whenIreadabook,Ilearnmanynewwords.Second,readingcanhelpusknowmoreabouttheworld.Forexample,whenIreadabookaboutanimals,Iknowmoreaboutanimals.Third,readingcanmakeussmarter.Forexample,whenIreadabookaboutscience,Ibecomesmarter.Inconclusion,readingbooksisverygoodforus.解析：该题要求根据单元主题"阅读"进行论述，需包含具体例子和理由。答案符合要求。4.Ialwayshelpmyfamily.First,Ihelpmyparentsdohousework.Forexample,Iwillcleanmyroomandhelpmymothercookdinner.Second,Ihelpmybrotherwithhishomework.Forexample,Iwillhelphimwithhismathhomework.Third,Iwillspendtimewithmyfamilyonweekends.Forexample,Iwillgototheparkwithmyparents.Ithinkhelpingmyfamilyisveryimportant.解析：该题要求根据单元主题"家庭"进行论述，需包含具体例子和理由。答案符合要求。5.Exerciseisveryimportantinourdailylife.First,exercisecanmakeushealthy.Forexample,whenIplaybasketball,Ibecomestronger.Second,exercisecanmakeushappy.Forexample,whenIplayfootball,Iamveryhappy.Third,exercisecanhelpusstudybetter.Forexample,whenIexercise,Ihavemoreenergytostudy.Inconclusion,exerciseisveryusefulforus.解析：该题要求根据单元主题"运动"进行论述，需包含具体例子和理由。答案符合要求。6.Ispendmyfreetimeinmanyways.First,Iwillreadbooks.Readingcanhelpmerelaxandlearnnewthings.Second,Iwillplaywithmyfriends.Forexample,Iwillplayfootballorbasketball.Third,IwillwatchTVorplaycomputergames.Theseactivitiescanmakemehappy.Inconclusion,Ienjoymyfreetimeverymuch.解析：该题要求根据单元主题"空闲时间"进行论述，需包含具体安排和理由。答案