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2025新人教版八年级英语上册Unit 3课文重点知识语法讲解及练习题
Section A
【知识点1.】How do we compare with each other 我们如何互相比较
【用法详解】compare作动词，意为“比较;对比”。
相关搭配：①compare with...与……相比较。常用作状语。
Eg: Compared with his car,mine is much cheaper.与他的车相比，我的便宜很多。
②compare... with...将……和……相比。常表示同类之间 进行比较。
Eg:My mother never compares me with other children.我妈妈从不将我和别的孩子相比。
②compare...to...把....比作.....to后用名词或代词作为比作的对象，常含有比喻之意。
Eg:A teacher is often compared to a candle.教师常被比作蜡烛。
练习题
（ ）1.She____her new phone____her old one.
A. compares; to B.compares; with C.compared; to
（ ）2. ____ other students, Tom is more hard-working.
A. Compare with B.Comparing to C.Compared to
（ ）3.The poet____life____a journey in his poem.
A. compared; with B.compared; to C.comparing; to
【知识点2】Congratulations on winning the prize at the school music festival! 恭喜你们在学校音乐节获奖！
【用法详解】1.congratulation作名词，常用复数形式congratulations表示“祝贺；恭喜”，可单独使用或后接介词on sth./doing sth..
相关搭配：congratulations on (doing) sth.为某事祝贺
Eg:Congratulations on getting the chance to enter QingHua university.恭喜你考上清华大学！
2.prize n.奖;奖励作名词，指竞赛、比赛或抽奖中的“奖品、奖金”，也可指“珍视的事物”。
Eg:He won the first prize in the dancing competition.他赢得了舞蹈比赛第一名。
相关搭配：win/get a prize获奖 first/second prize 一/二等奖 prize money奖金
练习题
（ ）1.We sent her a card to express our___
A. Congratulations B. thanks C. sorry
（ ）2.--I passed the driving test!-____! That's great news!
Goodbye B.Congratulations C.Sorry
（ ）3.She won the first_____in the singing competition.
A.game B.prize C.class
（ ）2.The______for the best student is a new laptop.
A.problem B.price C.prize
【知识点3】You attended the festival last year and this year.你们去年和今年都参加了音乐节。
【用法详解】①attend 作动词，意为“参加；出席”,是正式用语，常表示参加会议、婚礼、典礼或听报告、讲座等”，后直接接宾语。名词形式为attendance意为“出席(率)”。
相关搭配：attend a meeting/class参加会议/课程 attend a party/wedding参加聚会/婚礼
attend to sth.处理某事;照料某人
Eg:He attended to patients last week.上周他在照料病人。
②辨析:join、join in 、take part in
join指加入某个党派、团体、组织等，并成为其中的一员，如"参军、入团、入党"等
Eg:She joined the Young Pioneers.她加入了少先队。
join in意为“参加；加入(活动)”,多指参加 竞赛、活动、游戏等。
Eg;Let’s join in the basketball game with them.让我们加入他们的篮球比赛吧。
take part in指参加群众性活动等，并在其中发挥积极作用。
Eg:We'll take part in social practice during the summer vacation.暑假期间我们将参加社会实践。
练习题
（ ）1.I can't______the meeting tomorrow. Can you go instead
A.join B.attend C.take part in
（ ）3.She stayed at home to_______to her sick mother.
Attend B.look C.care
.我的一个学生参加了这个项目。（翻译）
.这是一次重要的会议，你应该按时参加。
【知识点4】There are more students and more activities this year. I think it is more colourful than last year.今年有更多的学生更多的活动。我认为比去年更精彩。
【用法详解】①more表示数量，意为“更多”是many和much的比较级形式，后加可数名词或不可数名词。
Eg;I have more water.我有更多的水。Eg;I have more books.我有更多的书。
②more表示程度，帮助多音节形容词或副词构成“比较级”，其含义随形容词或副词。
Eg;beautiful美丽 more beautiful 更美丽
Eg;I think WangYiBo is more excellent than last year.我认为王一博比去年更优秀了。
③比较级的具体知识点在语法部分细讲。
【知识点5】As twins,you look very similar.作为双胞胎，你们看上去非常相似。
I work as hard as her!我和她一样努力！
【用法详解】1.as的用法
①作介词表示“作为，当作”。Eg;I work as a teacher.我担任教师工作。
②表示“像，如同”。Eg;He dressed as a clown.他打扮得像个小丑。
③作连词引导时间状语从句:意为“当……时候，随着”。
Eg;As I walked down the street, I saw a beautiful flower.当我沿着街道走的时候，我看到了一朵美丽的花。
④引导原因状语从句:意为“因为，由于”。
Eg;As it was raining, we stayed at home.因为下雨，我们待在家里。
⑤引导方式状语从句:意为“像……一样，按照”。
Eg;She is making a cake as her mother does.她正学着妈妈的样子做蛋糕。
2.as...as...意为“和...一样”。用于比较两者的程度，中间用形容词或副词原级。
相关搭配：
①肯定句:A+be/动词+as+形容词/副词原级+as+B A和B一样.....
Eg;He is as tall as his father.他和父亲一样高。
②否定句:A+be not/助动词not+as+形容词/副词原级+as+B
=A+be not/助动词not+so+形容词/副词原级+as+B A和不如B那样.....
Eg;This book is not as interesting as that one.这本书不如那本有趣。
练习题
（ ）1.This bag is____heavy _____that one.
A.as;as B.so;as C.too; to
( )2.She doesn't run as as her brother.
A.faster B.fast C.more fast D.fastest
( )3.Please come back_____soon_______possible.
so;so B.as;as C.very; very
【知识点6】.Besides__singing_____，how do you both spend your spare time 除了唱歌以外，你们都如何度过空闲时间呢？
【用法详解】besides作介词，表示“除了.....之外，还有”(包含在内)。相当于“in addition to"。
Eg;Besides English, she also learns French.除了英语，她还学法语。
Eg;Besides Tom, we all went.除了汤姆，我们也去了。
相关拓展except作介词，表示“除了.....之外，还有”（排除在外）。
Eg;Except Tom, we all went.除了汤姆，我们都去了。
Eg;I don’t want to talk with anybody,except you .我不想跟任何人说话，除了你。
练习题
（ ）1.______math, I like history and physics.
A.Except B.Without C.Besides
（ ）2.He is clever.______， he works very hard.
A.But B.Besides C.However
（ ）3.the dress doesn't suit me_______it’s color.
A.Besides B.Except C.Because
【知识点7】Our pleasure!我们的荣幸！
【用法详解】pleasure 作名词，意为“乐事;愉快;荣幸”。其形容词是pleasant意为“令人愉快的”。
相关搭配：①It's a pleasure to do sth.做某事是荣幸
Eg;It's a pleasure to help you with your project.很高兴能帮助你完成你的项目。
②take pleasure in...以...为乐
Eg;He takes pleasure in reading books in his free time.他喜欢在业余时间读书。
③ With pleasure.乐意效劳
Eg;Thank you for giving me a hand! 谢谢你帮助我!
---With pleasure ！乐意为你效劳！
练习题
（ ）1.-Thank you for helping me! -______!
A.With pleasure B.My pleasure C.A pleasure
（ ）2. She takes great_______in painting.
A. pleasant B.pleased C.pleasure
【知识点8】The population of Chicago was__larger___that of Guangzhou in2022.在2022年芝加哥的人口比广州的更多。
【用法详解】population作名词,指某一地区的人口总数，强调整体时用单数。
指“人口数量”时可用“the population of +地点”结构。
Eg;The population of china is more than 1.4 billion .中国的人口超过14亿。
注意:①提问人口数量用What is the population of... ，不能用how many/much。
Eg;What is the population of LuoYang 洛阳有多少人口？
②形容人口多少用lager.
Eg;How large the population of ChongQing is !重庆的人口好多啊！
练习题
（ ）1.______the population of your country
A. How many is B. How much is C.What is
（ ）2.China____a large population.
A.has B. have C.is
（ ）3.The city's_____ is becoming younger due to more young people moving in.
A. population B.people C.person
Section B
【知识点1.】We often hang out together because we have similar hobbies and interests.我们经常一起出去闲逛，因为我们有相似的爱好和兴趣。
【用法详解】①interest作名词，意为“兴趣、爱好”。
相关搭配:have an interest in... = be interested in 对...... 感兴趣 lose interest 失去兴趣。
Eg.She shows great interest in music .她对音乐很感兴趣。
②interest作动词，意为“使感兴趣”，主语通常为事物。
相关搭配: interest sb .使某人感兴趣。
Eg.The story interests children.这个故事让孩子们感兴趣。
练习题
（ ）1.His main__ __are reading and playing chess.
A.interested B.interesting C.interests
（ ）2.The new movie didn't_____me at all.
A. interesting B.interest C.interested
（ ）3.Are you_____in learning a new language
A. interested B.interesting C.interest
【知识点2.】For example, we both love sports.比如，我们都喜欢运动。
【用法详解】①both作形容词，置于被修饰的名词前。
Eg.Look at the trees on both sides of the streets. 看街道两边的树。
②both作代词，可单独使用，也可用于both...of...结构。用作主语时，谓语动词用复数形式。
Eg.—Which one do you want 你想要哪一个 —I’ll take both. 我两个都要。
Eg.Both of them are super stars.他们两个都是明星。
相关拓展：不定代词both,neither,all,none与either的用法
不定代词 含义 固定搭配 例句
both 两者都 both...and... …和…都 Both Tom and Mary are teachers. 汤姆和玛丽都是老师
neither 两者都不 neither...nor... 既不…也不… Neither you nor I am good at math. 我们俩都不擅长数学。
all 三者或三者以上都 无 All of us are from China. 我们都来自中国。
none 三者或三者以上都不 无 I like none of the books. 这些书我都不喜欢。
either 两者之一 either...or... 要么…要么… Either you or he is right. 不是你对，就是他对。
练习题
（ ）1.—What would you like, ice-cream or apple juice
— .One for my sister and the other for myself.
A.Neither B. All C. None D. Both
（ ）2. my father ________ my mother look after me. I love them so much.
A.Either;or B.Both;with C.Not only;but also D.Both;and
（ ）3.Tara and her sister_ _ quiet and they_____ sports.
A.are both , both like B.are both, like both
C.both are , both like D.both are, like both
【知识点3.】Stephen and l are similar in other ways.史蒂芬和我在另一种程度上来说是相似的。
【用法详解】1.other表示泛指，意为“其余的；另外的”，常与可数名词复数连用。
Eg.Some students are reading and other students are writing. 一些学生在阅读，另一些学生在写字。
相关拓展：other, the other, others, the others与another的用法区别：
①the other 表示特指，指两者中的另一个
Eg.I have two handbags. One is LV, and the other is LV too.我有两个包，一个是LV,另一个还是LV。
②the others 表示特指，指一定范围内除去某些后剩下的全部，相当于“the other+可数名词复数”
Eg.Some students in my class are reading and others are writing. 我们班里一些学生在阅读，另一些学生在写字。
③others表示泛指，意为“其他的；其他人”，指除去某些后剩下的一部分，相当于“other+可数名词复数”
Eg.Some students are reading and others are writing. 一些学生在阅读，另一些学生在写字。
④another表示泛指，指三者或三者以上中的“另一个”，其后可以接可数名词单数；也可用作代词
Eg.This glass is broken. Please give me another one. 这个玻璃杯破了,请再给我一个。
2.way 作名词，意为“道路；方法”。in other ways 意为“从另一些程度上”。
相关搭配：
①in the way挡道,妨碍
Eg.Tell the boy not to stand in the way.叫那个男孩别挡道碍事。
②on the way /on the one's way在...路上
Eg.Yesterday,I met Tom on the way to school.昨天,我在去学校的路上遇到了汤姆。
③by the way顺便说,顺便问一下
Eg.By the way,do you know where the post office is 顺便问一下，你知道邮局在哪儿吗
④in this way用这种方法;这样:因此
Eg.Only in this way can we win the game.只有这样我们才能获胜.
⑤in a way从某种程度上看,从某种意义上来说
Eg.I like Tom in a way, but he is very proud.在一定程度上,我喜欢汤姆,可是他很骄傲.
练习题
（ ）1.—I can’t find my shoes. Where are they, Mom
—Oh, one is under the bed, ________ is behind the door.
A.the other B.others C.another D.other
（ ）2.—How many can I have
—You can have two, ________ are for your sister.
A. the others B. others C. the other D. another
【知识点4.】I think we should respect each other's differences and learn from each other.我认为我们应该尊重彼此的差异和意见，并向对方学习。
【用法详解】differences作名词，指人或事物之间的“不同、差异”，可作可数或不可数名词。
①make a difference 有影响、起作用
Eg.Her determination really makes a difference in her grades.她努力学习确实对她的成绩产生了影响。
②difference between A and B:A与B的差异
Eg.There is a significant difference between a big city and a small town.在大城市工作和小城镇之间有显著的差异。
练习题
（ ）1.Can you tell the____between these two pictures
A.same B.difference C.similar
（ ）2.Eating healthily can____to your life.
A. make a difference B.make sense C.make sure
（ ）3.There are many_____in customs between countries.
A. differences B.difficulties C. problems
【知识点5.】She has a great sense of humour too.她也有非常强烈的幽默感。
【用法详解】①sense作名词，意为“感觉”，多指(生理或心理感知)、感官功能(视觉、听觉等) 。
Eg;Dogs have a strong sense of smell.狗崽崽有敏锐的嗅觉。
②sense作名词，意为“理解力;判断力”。 sense of humor/direction幽默感/方向感
Eg;She has a great sense of humor.她很有幽默感。
③sense作名词，意为“意义；道理”。
make sense有意义;讲得通
Eg;His explanation doesn't make sense.他的解释说不通。
there's no sense in doing sth做某事没有意义
Eg;There's no sense in arguing with him.和他争论没有意义。
练习题
1.He felt deep (满足感) and when he helped the old.
( )2. She has a good of fashion.
A.sense B.feeling C.idea
【知识点6.】Thanks to her,I am becoming more outgoing.多亏了她，我变得更外向了。
【用法详解】thanks to意为“归功于;由于;因为”后接名词或短语，表示原因。
Eg;Thanks to your help, we succeeded.多亏了你的帮助，我们成功了。
相关拓展：thank you for doing sth=thanks for doing sth感谢某人做某事
练习题
（ ）1. the heavy rain, the game was canceled.
A.Thanks to B.Because C.Thanks for D.but
（ ）2.__ __your advice, I avoided a big mistake.
A.Thanks to B.Because C.Although
【知识点7.】he also realized that people' s lives were much harder than he expected.他也意识到，人们的生活比他预期的更好了。
【用法详解】expect 作动词，表示“预料某事会发生”或“期待某人做某事”。
相关搭配：①expect to do sth. 期待做某事
Eg;I expect to make a progress in my math.我期待我的数学能取得进步。
②expect sb. to do sth.:期望某人做某事
Eg;My parents expect me to study hard.我的父母期望我努力学习。
练习题
（ ）1.I expect the work by Friday.
A. finish B.finishing C. to finish D.finishes
（ ）2.Don't expect him immediately. He needs time.
A. to agree B.agreeing C. agrees D.agree
参考答案
Section A
【知识点1.】How do we compare with each other 我们如何互相比较
（ B ）1.She____her new phone____her old one.
A. compares; to B.compares; with C.compared; to
（ A ）2. ____ other students, Tom is more hard-working.
A. Compare with B.Comparing to C.Compared to
（ B ）3.The poet____life____a journey in his poem.
A. compared; with B.compared; to C.comparing; to
【知识点2】Congratulations on winning the prize at the school music festival! 恭喜你们在学校音乐节获奖！
（ A ）1.We sent her a card to express our___
A. Congratulations B. thanks C. sorry
（ B ）2.--I passed the driving test!-____! That's great news!
Goodbye B.Congratulations C.Sorry
（ B ）3.She won the first_____in the singing competition.
A.game B.prize C.class
（ C ）2.The______for the best student is a new laptop.
A.problem B.price C.prize
【知识点3】You attended the festival last year and this year.你们去年和今年都参加了音乐节。
（ B ）1.I can't______the meeting tomorrow. Can you go instead
A.join B.attend C.take part in
（ A ）3.She stayed at home to_______to her sick mother.
Attend B.look C.care
3.One of my students took part in this project.我的一个学生参加了这个项目。（翻译）
4.This is an important meeting. You should attend on time.这是一次重要的会议，你应该按时参加。
【知识点5】As twins,you look very similar.作为双胞胎，你们看上去非常相似。
I work as hard as her!我和她一样努力！
（ A ）1.This bag is____heavy _____that one.
A.as;as B.so;as C.too; to
( B )2.She doesn't run as as her brother.
A.faster B.fast C.more fast D.fastest
( B )3.Please come back_____soon_______possible.
so;so B.as;as C.very; very
【知识点6】.Besides__singing_____，how do you both spend your spare time 除了唱歌以外，你们都如何度过空闲时间呢？
（ C ）1.______math, I like history and physics.
A.Except B.Without C.Besides
（ B ）2.He is clever.______， he works very hard.
A.But B.Besides C.However
（ B ）3.the dress doesn't suit me_______it’s color.
A.Besides B.Except C.Because
【知识点7】Our pleasure!我们的荣幸！
（ A ）1.-Thank you for helping me! -______!
A.With pleasure B.My pleasure C.A pleasure
（ C ）2. She takes great_______in painting.
A. pleasant B.pleased C.pleasure
【知识点8】The population of Chicago was__larger___that of Guangzhou in2022.在2022年芝加哥的人口比广州的更多。
（ C ）1.______the population of your country
A. How many is B. How much is C.What is
（A ）2.China____a large population.
A.has B. have C.is
（ A ）3.The city's_____ is becoming younger due to more young people moving in.
A. population B.people C.person
Section B
【知识点1.】We often hang out together because we have similar hobbies and interests.我们经常一起出去闲逛，因为我们有相似的爱好和兴趣。
（ C ）1.His main__ __are reading and playing chess.
A.interested B.interesting C.interests
（ B ）2.The new movie didn't_____me at all.
A. interesting B.interest C.interested
（ A ）3.Are you_____in learning a new language
A. interested B.interesting C.interest
【知识点2.】For example, we both love sports.比如，我们都喜欢运动。
（ D ）1.—What would you like, ice-cream or apple juice
— .One for my sister and the other for myself.
A.Neither B. All C. None D. Both
（ D ）2. my father ________ my mother look after me. I love them so much.
A.Either;or B.Both;with C.Not only;but also D.Both;and
（ A ）3.Tara and her sister_ _ quiet and they_____ sports.
A.are both , both like B.are both, like both
C.both are , both like D.both are, like both
【知识点3.】Stephen and l are similar in other ways.史蒂芬和我在另一种程度上来说是相似的。
（ A ）1.—I can’t find my shoes. Where are they, Mom
—Oh, one is under the bed, ________ is behind the door.
A.the other B.others C.another D.other
（ A ）2.—How many can I have
—You can have two, ________ are for your sister.
A. the others B. others C. the other D. another
【知识点4.】I think we should respect each other's differences and learn from each other.我认为我们应该尊重彼此的差异和意见，并向对方学习。
（ B ）1.Can you tell the____between these two pictures
A.same B.difference C.similar
（ A ）2.Eating healthily can____to your life.
A. make a difference B.make sense C.make sure
（ A ）3.There are many_____in customs between countries.
A. differences B.difficulties C. problems
【知识点5.】She has a great sense of humour too.她也有非常强烈的幽默感。
1.He felt deep sense of satisfaction (满足感) and when he helped the old.
( A )2. She has a good of fashion.
A.sense B.feeling C.idea
【知识点6.】Thanks to her,I am becoming more outgoing.多亏了她，我变得更外向了。
（ A ）1. the heavy rain, the game was canceled.
A.Thanks to B.Because C.Thanks for D.but
（ A ）2.__ __your advice, I avoided a big mistake.
A.Thanks to B.Because C.Although
【知识点7.】he also realized that people' s lives were much harder than he expected.他也意识到，人们的生活比他预期的更好了。
（ C ）1.I expect the work by Friday.
A. finish B.finishing C. to finish D.finishes
（ A ）2.Don't expect him immediately. He needs time.
A. to agree B.agreeing C. agrees D.agree

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