期中语法精选易错题(Unit 1-Unit 3)(专项训练)- 2025-2026学年外研版(三起)(2024)英语四年级上册

2025-10-31
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外研版(三起)(2024)四年级上册Unit 1 ~ Unit 3语法精选易错题 (含解析) 一、填适当的词 1.Zhang Yufei can ______ (swim) fast. 2.Terry keeps running for five ______ (month). 3.Can you tell me the reason why you ______ (like) swimming? 4.The girl ______ (fail) to get to the finish line last time, but she won't give up. 5.I want to know how ______ (play) volleyball well. 6.Keep ______ (practice), and you will do better in running. 7.Because of ______ (they) hard work, they won the match. 8.The students ______ (talk) about their favorite players now. 9.______ (learn) different sports helps us stay healthy. 10.They talked about ______ (do) a survey about sports. 11.I can help my mum wash the ______ (dish). 12.Wenwen is very ____ (help). 13.May I go outside ________ (play) now? 14.I need ________ (clean) the floor. 15.Can you help ________ (I) clean the wall? 16.Let's ______ (tidy) up the living room together. 17.My brother always ______ (make) his bed in the morning. 18.She ______ (not like) doing the dishes, but she has to do it. 19.I often ______ (help) my parents with the housework. 20.My sister can ______ (help) me make the beds. 21.They like ______ (take) out the rubbish. 22.Sanya never ______ (snow). It's hot. 23.The cake ______ (taste) good. Let's enjoy it together. 24.Let's ______ (turn) on the TV and watch the cartoon (动画片). 25.Can you ______ (clean) your room by yourself? 26.She likes ______ (sweep) the floor. 27.I can ______ (wash) the clothes. 28.Let's ______ (work) together. 二、单选 ( )1.I'm learning maths. It's ______ for me. I can't learn it well. A.easy B.tired C.hard ( )2.—______ —Don't give up. Try again. A.I can swim fast. B.I can't play ping-pong well. C.I like playing sports. ( )3.— Can Bob jump far? —______ A.Yes, he can. B.Yes, he is. C.No, he doesn't. ( )4.I lose one arm because ____ cancer. A.of B.to C.at ( )5.Can you ____ fast? A.swims B.swim C.swimming ( )6.I keep ____ for two weeks. A.runs B.run C.running ( )7.She often helps her mother _____ the housework. A.do B.does C.doing ( )8.There are _____ students in our class. A.forty-five B.fourty-five C.forty five ( )9.My sister is good at _____ stories. A.tell B.tells C.telling ( )10.We should remember _____ the lights when we leave the room. A.turn off B.to turn off C.turning off ( )11.The students are working hard _____ the exam. A.pass B.to pass C.passing ( )12.I hope _____ a famous singer one day. A.to be B.be C.being ( )13.Doing chores makes me feel ______ because I can help my family. A.tired B.helpful C.dirty ( )14.After tidying the room, we ______ clean the wall together. A.again B.also C.feel ( )15.It's sunny today. Let's hang the clothes ______ to dry. A.inside B.outside C.beside ( )16.—What's your favorite chore? —I like to ______ the flowers. A.feed B.water C.cut ( )17.—______ I help you sweep the floor? —Yes, thank you. A.May B.Do C.Am ( )18.—Can you help me on the farm? —OK. I can ______. A.make the beds B.wash the dishes C.milk the cows ( )19.—______ —Sure. I can make the beds. A.What can you do? B.May I play outside? C. Can you help me? ( )20.We are good ____ to Mum and Dad. A.helping B.helpful C.helpers ( )21.—Can you help me with my English? —______. A.No problem B.Yes, I do C.No, I'm not ( )22.______ is it from your home to school? A.How long B.How far C.How much ( )23.It's time to ______ the dog. A.feeding B.feed C.feeds ( )24.It's warm inside. You can ______ your coat. A.take off B.put on C.take up ( )25.We often ______ the eggs on the farm. A.collect B.collects C.collecting ( )26.He ______ his room every day. A.clean B.cleans C.cleaning ( )27.The apple tree is like a ______ in summer. A.sun umbrella B.warm coat C.red apple ( )28.We enjoy any weather. We all ______. A.give up B.have fun C.warm up ( )29.—What's the weather like? —______ A.It's cold. B.It's small. C.It can swim. ( )30.Let's ______. A.to go to school B.goes to school C.go to school ( )31.I don't like cold _______ hot weather. A.or B.with C.and ( )32.The sun _______ up. It's sunny. A.come B.comes C.to come ( )33.Let's enjoy _______ outside. A.play B.to play C.playing ( )34.The children are ______ the sunny day in the park. A.enjoy B.enjoys C.enjoying ( )35.When the wind _____, the leaves on the trees move. A.blows B.blow C.blowing ( )36.In winter, it often _____ in Harbin. A.rains B.snows C.winds 三、按要求改写句子 1.My grandma is watching TV. (变否定句) My grandma ______ ______ TV. 2.The room is clean. (改为同义句) The room ______ ______ dirty. 3.Do you like doing chores? (作肯定回答) Yes, ______ ______. 4.They are watering flowers outside. (对划线部分提问) ______ ______ they doing outside? 5.She feels tired after cleaning. (改为否定句) She ______ ______ tired after cleaning. 6.I can tidy my toys. (改为一般疑问句) ______ ______ tidy your toys? 7.She can go to the park. (改为一般疑问句并作否定回答) ______ she ______ to the park? No, ______ ______. 8.I can clean my room and water the plants. (改为否定句) I ______ clean my room ______ water the plants. 9. May I go outside to play now? (作肯定回答) ______, ______ ______. 10.We can swim in the pool. (改为否定句) We ______ ______ in the pool. 11.They like doing sports because it's good for their health. (对划线部分提问) ______ ______ they ______ doing sports? 12.Lingling can play ping-pong. (对画线部分提问) ______ can Lingling ______? 13.I like running. (对画线部分提问) What ______ do you like? 14.They like drawing. (对划线部分提问) ______ ______ they like ______? 15.She can play basketball well. (改为一般疑问句并作否定回答) —______ she ______ basketball well? —No, ______ ______. 16.Because of the rain, we didn't go to the park. (改为同义句) ______ it ______ ______, we didn't go to the park. 17.They like playing football. (对划线部分提问) ______ ______ they like ______? 18.She can swim across the river. (改为一般疑问句) ______ she ______ across the river? 学科网(北京)股份有限公司 $ 外研版(三起)(2024)四年级上册Unit 1-Unit 3语法精选易错题 答案解析 一、填适当的词(1-28题) 1. 答案:swim 解析:情态动词can后接动词原形,swim为动词原形,意为“游泳”,句意为“张雨霏能游得很快”。 2. 答案:months 解析:month(月)是可数名词,“five”后接复数形式months,句意为“特里坚持跑步五个月了”。 3. 答案:like 解析:句子描述客观喜好,为一般现在时,主语you是第二人称,动词用原形like(喜欢),句意为“你能告诉我你为什么喜欢游泳吗?”。 4. 答案:failed 解析:由“last time”(上次)可知句子为一般过去时,fail的过去式为failed(失败),句意为“这个女孩上次没能到达终点线,但她不会放弃”。 5. 答案:to play 解析:“how to do sth”为固定结构,意为“如何做某事”,故填to play(打),句意为“我想知道如何打好排球”。 6. 答案:practicing 解析:“keep doing sth”为固定搭配,意为“坚持做某事”,practice的-ing形式为practicing(练习),句意为“坚持练习,你跑步会跑得更好”。 7. 答案:their 解析:此处修饰名词hard work,需用形容词性物主代词,they的形容词性物主代词为their(他们的),句意为“因为他们的努力,他们赢得了比赛”。 8. 答案:are talking 解析:由“now”(现在)可知句子为现在进行时,结构为“be + 动词-ing”,主语The students是复数,be动词用are,talk的现在分词为talking(谈论),句意为“学生们现在正在谈论他们最喜欢的运动员”。 9. 答案:Learning 解析:此处需用动名词作主语,learn的-ing形式为Learning(学习),句首首字母大写,句意为“学习不同的运动有助于我们保持健康”。 10. 答案:doing 解析:about是介词,后接动词-ing形式,do的-ing形式为doing(做),句意为“他们谈论要做一项关于运动的调查”。 11. 答案:dishes 解析:“wash the dishes”为固定搭配,意为“洗碗”,dish的复数形式为dishes,句意为“我能帮妈妈洗碗”。 12. 答案:helpful 解析:空格前有be动词is,需用help的形容词形式helpful(乐于助人的),句意为“文文非常乐于助人”。 13. 答案:to play 解析:此处用动词不定式表目的,“go outside to play”意为“出去玩耍”,故填to play,句意为“我现在可以出去玩耍吗?”。 14. 答案:to clean 解析:“need to do sth”为固定搭配,意为“需要做某事”,故填to clean(打扫),句意为“我需要打扫地板”。 15. 答案:me 解析:help是动词,后接人称代词宾格,I的宾格形式为me(我),句意为“你能帮我擦墙吗?”。 16. 答案:tidy 解析:“Let's + 动词原形”为固定句型,意为“让我们做某事”,故填tidy(整理),句意为“让我们一起整理客厅吧”。 17. 答案:makes 解析:由“always”(总是)可知句子为一般现在时,主语My brother是第三人称单数,make的三单形式为makes(整理),句意为“我哥哥早上总是整理他的床铺”。 18. 答案:doesn't like 解析:句子为一般现在时,主语She是第三人称单数,否定实义动词like需用助动词doesn't,后接动词原形like(喜欢),句意为“她不喜欢洗碗,但她不得不洗”。 19. 答案:help 解析:由“often”(经常)可知句子为一般现在时,主语I是第一人称,动词用原形help(帮助),句意为“我经常帮父母做家务”。 20. 答案:help 解析:情态动词can后接动词原形,故填help(帮助),句意为“我姐姐能帮我整理床铺”。 21. 答案:taking 解析:“like doing sth”为固定搭配,意为“喜欢做某事”,take的-ing形式为taking,“take out the rubbish”意为“倒垃圾”,句意为“他们喜欢倒垃圾”。 22. 答案:snows 解析:句子描述客观事实,为一般现在时,主语Sanya是第三人称单数,snow的三单形式为snows(下雪),句意为“三亚从不下雪,那里很热”。 23. 答案:tastes 解析:句子描述客观感受,为一般现在时,主语The cake是第三人称单数,taste的三单形式为tastes(尝起来),句意为“这个蛋糕尝起来很好吃,我们一起享用吧”。 24. 答案:turn 解析:“Let's + 动词原形”为固定句型,故填turn(打开),“turn on the TV”意为“打开电视”,句意为“让我们打开电视看动画片吧”。 25. 答案:clean 解析:情态动词Can后接动词原形,故填clean(打扫),句意为“你能自己打扫房间吗?”。 26. 答案:sweeping 解析:“like doing sth”为固定搭配,意为“喜欢做某事”,sweep的-ing形式为sweeping(扫),“sweep the floor”意为“扫地”,句意为“她喜欢扫地”。 27. 答案:wash 解析:情态动词can后接动词原形,故填wash(洗),“wash the clothes”意为“洗衣服”,句意为“我能洗衣服”。 28. 答案:work 解析:“Let's + 动词原形”为固定句型,故填work(工作),句意为“让我们一起工作吧”。 二、单选(1-36题) 1. 答案:C 解析:A选项easy(容易的)与“I can't learn it well”(我学不好)矛盾;B选项tired(疲惫的)修饰人,不能修饰maths;C选项hard(困难的)符合“学不好数学”的语境,故选C。 2. 答案:B 解析:答句“Don't give up. Try again.”(别放弃,再试一次)用于鼓励遇到困难的人。A选项“我能游得快”、C选项“我喜欢运动”均无需鼓励;B选项“我乒乓球打得不好”符合需要鼓励的语境,故选B。 3. 答案:A 解析:问句用Can Bob...?提问,肯定回答用“Yes, he can”,否定回答用“No, he can't”;B选项用is回答,C选项用doesn't回答,均与问句情态动词Can不匹配,故选A。 4. 答案:A 解析:“because of”为固定搭配,后接名词/名词短语,“because of cancer”意为“因为癌症”;to、at与because搭配错误,故选A。 5. 答案:B 解析:情态动词Can后接动词原形,swim为原形;swims是三单形式,swimming是-ing形式,均不符合,故选B。 6. 答案:C 解析:“keep doing sth”为固定搭配,意为“坚持做某事”,run的-ing形式为running;runs是三单形式,run是原形,均不符合,故选C。 7. 答案:A 解析:“help sb do sth”为固定搭配,意为“帮助某人做某事”,后接动词原形do;does是三单形式,doing是-ing形式,均不符合,故选A。 8. 答案:A 解析:“45”的英文正确表达为forty-five,forty(四十)不可写作fourty,且几十和几之间需加连字符,故选A。 9. 答案:C 解析:“be good at doing sth”为固定搭配,意为“擅长做某事”,tell的-ing形式为telling;tell是原形,tells是三单形式,均不符合,故选C。 10. 答案:B 解析:“remember to do sth”意为“记得要做某事”(未做),“remember doing sth”意为“记得做过某事”(已做)。此处“离开房间时记得关灯”是未做的事,用to turn off,故选B。 11. 答案:B 解析:此处用动词不定式表目的,“work hard to pass the exam”意为“努力学习以通过考试”;pass是原形,passing是-ing形式,均不能表目的,故选B。 12. 答案:A 解析:“hope to do sth”为固定搭配,意为“希望做某事”,“hope to be a famous singer”意为“希望成为一名著名歌手”;be是原形,being是-ing形式,均不符合,故选A。 13. 答案:B 解析:A选项tired(疲惫的)、C选项dirty(脏的)均与“能帮助家人”的积极语境不符;B选项helpful(有帮助的)符合“做家务能帮到家人,感觉有价值”的语境,故选B。 14. 答案:B 解析:A选项again(再次)修饰动词时需放在句末,不能放在主语后;C选项feel(感觉)为动词,与“clean the wall”(擦墙)搭配不当;B选项also(也)用于句中,符合“整理房间后,我们还一起擦墙”的语境,故选B。 15. 答案:B 解析:A选项inside(在里面)、C选项beside(在旁边)均不符合“晒衣服晾干”的场景;B选项outside(在外面)符合“晴天把衣服晾在外面”的语境,故选B。 16. 答案:B 解析:A选项feed(喂)与“花”搭配不当,应为“feed animals(喂动物)”;C选项cut(剪)与“花”搭配时通常指“剪花”,不符合“喜欢的家务”的积极语境;B选项water(浇)“water the flowers”意为“浇花”,符合语境,故选B。 17. 答案:A 解析:由答句“Yes, thank you”可知问句为请求许可,May(可以)符合语境;Do用于一般疑问句(询问动作),Am用于“Am I...?”句型,均不符合请求许可的语境,故选A。 18. 答案:C 解析:A选项make the beds(整理床铺)、B选项wash the dishes(洗碗)均为家务,与“在农场帮忙”场景不符;C选项milk the cows(挤牛奶)是农场常见工作,符合语境,故选C。 19. 答案:C 解析:答句“Sure. I can make the beds”(当然,我能整理床铺)表示同意提供帮助,问句应为请求帮助。A选项“你能做什么?”、B选项“我能出去玩耍吗?”均不符合;C选项“你能帮我吗?”符合语境,故选C。 20. 答案:C 解析:A选项helping(帮助,-ing形式)、B选项helpful(有帮助的,形容词)均不能作表语表示“人”;C选项helpers(帮手,名词复数)符合“我们是爸爸妈妈的好帮手”的语境,故选C。 21. 答案:A 解析:问句“Can you help me with my English?”(你能帮我学英语吗?)的肯定回应可用“No problem”(没问题);B选项用do回答,C选项用am回答,均与问句情态动词Can不匹配,故选A。 22. 答案:B 解析:A选项How long(多久,询问时间)、C选项How much(多少,询问价格/不可数名词数量)均不符合“询问从家到学校的距离”的语境;B选项How far(多远,询问距离)符合,故选B。 23. 答案:B 解析:“It's time to do sth”为固定句型,意为“到做某事的时间了”,后接动词原形feed;feeding是-ing形式,feeds是三单形式,均不符合,故选B。 24. 答案:A 解析:A选项take off(脱下)符合“室内暖和,脱下外套”的语境;B选项put on(穿上)与“室内暖和”矛盾;C选项take up(占据)与“外套”搭配不当,故选A。 25. 答案:A 解析:由“often”(经常)可知句子为一般现在时,主语We是复数,动词用原形collect(收集);collects是三单形式,collecting是-ing形式,均不符合,故选A。 26. 答案:B 解析:由“every day”(每天)可知句子为一般现在时,主语He是第三人称单数,clean的三单形式为cleans;clean是原形,cleaning是-ing形式,均不符合,故选B。 27. 答案:A 解析:A选项sun umbrella(太阳伞)符合“夏天苹果树像太阳伞一样遮阳”的语境;B选项warm coat(暖和的外套)与夏天场景矛盾;C选项red apple(红苹果)是苹果树的果实,不能说树像苹果,故选A。 28. 答案:B 解析:A选项give up(放弃)、C选项warm up(热身)均与“喜欢任何天气”的积极语境不符;B选项have fun(玩得开心)符合“享受任何天气,都能玩得开心”的语境,故选B。 29. 答案:A 解析:问句“What's the weather like?”(天气怎么样?)需回答天气状况,A选项“It's cold”(天气很冷)符合;B选项“It's small”(它很小)、C选项“It can swim”(它能游泳)均与天气无关,故选A。 30. 答案:C 解析:“Let's + 动词原形”为固定句型,go为原形;to go to school是不定式,goes to school是三单形式,均不符合,故选C。 31. 答案:A 解析:否定句中表示“和”用or,“I don't like cold or hot weather”意为“我不喜欢冷天气或热天气”;with(和……一起)、and(和,用于肯定句)均不符合,故选A。 32. 答案:B 解析:句子描述客观事实,为一般现在时,主语The sun是第三人称单数,come的三单形式为comes;come是原形,to come是不定式,均不符合,故选B。 33. 答案:C 解析:“enjoy doing sth”为固定搭配,意为“喜欢做某事”,play的-ing形式为playing;play是原形,to play是不定式,均不符合,故选C。 34. 答案:C 解析:由“are”可知句子为现在进行时,结构为“be + 动词-ing”,enjoy的现在分词为enjoying;enjoy是原形,enjoys是三单形式,均不符合,故选C。 35. 答案:A 解析:句子描述客观规律,为一般现在时,主语the wind是第三人称单数,blow的三单形式为blows;blow是原形,blowing是-ing形式,均不符合,故选A。 36. 答案:B 解析:哈尔滨冬天的特点是“下雪”,snows(下雪)符合语境;rains(下雨)、winds(刮风)均不符合哈尔滨冬天的典型天气,故选B。 三、按要求改写句子(1-18题) 1. 答案:isn't watching 解析:现在进行时的否定句在be动词后加not,is not缩写为isn't,其余部分不变,句意为“我奶奶没在看电视”。 2. 答案:is not 解析:“clean”(干净的)的否定表达为“is not dirty”(不脏的),故填is not,句意为“这个房间不脏”。 3. 答案:I do 解析:Do you...?的肯定回答为“Yes, I do”,主语you改为I,助动词用do,句意为“是的,我喜欢”。 4. 答案:What are 解析:划线部分“watering flowers”是“动作”,用What提问,保留现在进行时结构“are doing”,主语they不变,句意为“他们在外面做什么?”。 5. 答案:doesn't feel 解析:句子为一般现在时,主语She是第三人称单数,否定实义动词feel需用助动词doesn't,后接动词原形feel,句意为“打扫完后她不觉得累”。 6. 答案:Can you 解析:变一般疑问句时,将情态动词Can提前至句首,第一人称I改为第二人称you,其余部分不变,句意为“你能整理你的玩具吗?”。 7. 答案:Can; go; she can't 解析:变一般疑问句时,将情态动词Can提前至句首,动词用原形go;否定回答用“No, she can't”,句意为“她能去公园吗?不,她不能”。 8. 答案:can't; or 解析:否定句中“和”用or,情态动词can的否定形式为can't,后接动词原形,句意为“我不能整理我的房间,也不能浇花”。 9. 答案:Yes; you may 解析:May I...?的肯定回答为“Yes, you may”,句意为“是的,你可以”。 10. 答案:can't swim 解析:情态动词can的否定形式为can't,后接动词原形swim,句意为“我们不能在游泳池里游泳”。 11. 答案:Why do; like 解析:划线部分“because it's good for their health”是“原因”,用Why提问,句子为一般现在时,主语they是复数,助动词用do,后接动词原形like,句意为“他们为什么喜欢做运动?”。 12. 答案:What; do 解析:划线部分“play ping-pong”是“动作”,用What提问,情态动词can后接动词原形do,句意为“玲玲能做什么?”。 13. 答案:sport 解析:划线部分“running”是“运动项目”,用“What sport”提问,句意为“你喜欢什么运动?”。 14. 答案:What do; doing 解析:划线部分“drawing”是“动作”,用What提问,句子为一般现在时,主语they是复数,助动词用do,后接“like doing”结构,句意为“他们喜欢做什么?”。 15. 答案:Can; play; she can't 解析:变一般疑问句时,将情态动词Can提前至句首,动词用原形play;否定回答用“No, she can't”,句意为“她篮球打得好吗?不,她打得不好”。 16. 答案:Because; rained a lot 解析:“Because of the rain”(因为下雨)的同义表达为“Because it rained a lot”,because后接句子,rained是rain的过去式,a lot表“大量”,句意为“因为下了很多雨,我们没去公园”。 17. 答案:What do; playing 解析:划线部分“playing football”是“动作”,用What提问,句子为一般现在时,主语they是复数,助动词用do,后接“like playing”结构,句意为“他们喜欢玩什么?”。 18. 答案:Can; swim 解析:变一般疑问句时,将情态动词Can提前至句首,动词用原形swim,其余部分不变,句意为“她能游过这条河吗?”。 学科网(北京)股份有限公司 $

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期中语法精选易错题(Unit 1-Unit 3)(专项训练)- 2025-2026学年外研版(三起)(2024)英语四年级上册
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