Unit 3 Make it happen!单元核心单词,词性转换,短语,语法,句型精练-2025-2026学年八年级英语上册单元重难点易错题精练（外研版2024）

班级 姓名 学号 分数 Unit 3 Make it happen! 单元重点单词变形短语语法句型精练 （时间：60分钟，满分：100分） 单元知识点默写 1. invent(v.)发明→inventor（n.）发明者，发明家 →invention（n.）发明（物） 2. print(v.)打印→printer (n.)打印机 3. weigh(v.)称重，有…重→weight(n.)重量 4. different(adj.)不同的 →difference（n.）差异 5. congratulate（v.）祝贺→congratulation（n．）恭喜，祝贺 6. advertise (v.)登广告→advertisement（n.）广告 7. create(v.)创造→creative(adj.)有创造力的 8. imagine (v.) 想象→imaginative adj.富有想象力的;创新的 9. expect(v.)期待→expected(adj.)期待的 →unexpected(adj.)没想到的 10. success(n.)成功→successful(adj.)成功的→successfully (adv.)成功地→succeed (v.)成功 11. curious(adj.)好奇的→curiosity(n.)好奇心 12. fail（v.）失败→failure（n.）失败 13. explore(v.)→explorer（n.）探险者，勘察者→exploration（n.）探索；探险；勘探；勘查 单元知识点习题训练 一、用括号内所给单词的适当形式填空(本大题共20小题，每小题1分，共20分) 1．The plan failed (complete) because of the small mistake. 【答案】completely 【详解】句意： 因为这个小错误，计划彻底失败了。根据“The plan failed”可知，此处用副词修饰动词，complete完全的，形容词，对应的副词为completely“彻底地，完全地”，故填completely。 2．They are twins, but there are many (different) between them. 【答案】differences 【详解】句意：他们是双胞胎，但是他们之间有很多不同之处。根据“many”可知，其后需要接可数名词的复数形式；different是形容词，意为“不同的”，其名词形式为“difference”，表示“不同之处”，复数形式为“differences”。故填differences。 3．The heavy rain (cause) a traffic jam yesterday afternoon. 【答案】caused 【详解】句意：昨天下午的大雨导致了交通堵塞。根据“yesterday afternoon”可知，此句时态为一般过去时。空处填动词过去式作谓语。cause“导致”，动词，过去式为caused。故填caused。 4．—Have you seen any foreign visitors? —Yes, I have. I (meet) two foreigners from Canada yesterday. 【答案】met 【详解】句意：——你见过外国游客吗？——是的，我见过。我昨天遇到了两个来自加拿大的外国人。根据问句“Have you seen any foreign visitors?”以及答句中的时间状语“yesterday”可知，此处描述的是昨天发生的动作，应用一般过去时，meet的过去式是met。故填met。 5．What’s (bad), when you answer the call, you find that’s a wrong number! 【答案】worse 【详解】句意：更糟糕的是, 当你接电话时, 却发现是别人打错电话了! bad意为“差的”, 根据what’s可知此处用bad的比较级worse, 构成短语what’s worse, 意为“更糟糕的是”。故填worse。 6．It (blow) hard last night and the newspapers were everywhere this morning. 【答案】blew 【详解】句意：昨晚风刮得很大，今天早上到处都是报纸。根据“last night”可知，前半句时态用一般过去时。空处填动词过去式作谓语。blow“吹”，动词，过去式是blew。故填blew。 7．Li Ming will be sixteen. His parents are going to have a party for his (sixteen) birthday. 【答案】sixteenth 【详解】句意：李明将要十六岁了。他的父母打算为他的第十六个生日举办一场派对。根据“Li Ming will be sixteen. His parents are going to have a party for his... (sixteen) birthday.”以及汉语语境可知，此处表示“第十六个生日”，需要用序数词来修饰名词“birthday”。sixteen的序数词形式是sixteenth，意为“第十六”。故填sixteenth。 8．The big bell on the Bell Tower weighs about 2,500 (kilogram). 【答案】kilograms 【详解】句意: 钟楼上那口大钟重约2,500千克。kilogram意为“千克”，为可数名词；结合2,500可知，此处用其复数形式kilograms。故填kilograms。 9．His (curious) about ancient civilisations led him to become an archaeologist. 【答案】curiosity 【详解】句意：他对古代文明的好奇心使他成为一名考古学家。根据“His”可知，空处用curious的名词curiosity“好奇心”，作主语。故填curiosity。 10．He is a great (explore) who has discovered many unknown lands. 【答案】explorer 【详解】句意：他是一位伟大的探险者，已经发现了许多未知的地区。根据“who has discovered many unknown lands.”及所给词可知，他是位探险者，a后跟名词单数explorer“探险者”。故填explorer。 11．They thought the result of the competition was (fair), and they felt really angry. 【答案】unfair 【详解】句意：他们认为比赛结果不公平，所以他们感到非常生气。根据“and they felt really angry.”及所给单词可知，空格处需表示“不公平”；fair意思是“公平的”，反义词是unfair，意思是“不公平的”，符合题意。故填unfair。 12．Emma often practises volleyball every Sunday morning. (play) 【答案】playing 【详解】句意：艾玛每周日早上经常练习打排球。practise doing sth“练习做某事”，空处填动名词形式playing。故填playing。 13．I can’t imagine (communicate) with my brother because he doesn’t treat me well! 【答案】communicating 【详解】句意：我不敢想象和哥哥交流，因为他对我不好！根据空格前“imagine”，结合所给词可知，此处考查：imagine doing sth，意为“想象做某事”，所以此处应该填入动名词communicating作宾语。故填communicating。 14．The mother gave up (push) her children, so that they can have more free time. 【答案】pushing 【详解】句意：这位母亲放弃了逼迫她的孩子，以便他们有更多的自由时间。分析句子结构和所给单词可知，应填push的动名词形式pushing，作give up的宾语。give up doing sth“放弃做某事”。故填pushing。 15．The (create) artist always comes up with many new ideas for his works. 【答案】creative 【详解】句意：这位富有创造力的艺术家总是为他的作品想出许多新点子。根据“The ... artist”可知，此处应该用形容词creative“有创造力的”作定语修饰名词artist。故填creative。 16．Every morning, my dog looks forward to (go) for a walk. 【答案】going 【详解】句意：每天早上，我的狗都期待着去散步。look forward to意为“期待”，其中to 是介词，后接动词需用动名词形式，本空应该填写go的动名词形式。故填 going。 17．They have to spend a lot of money (dig) wells. 【答案】digging 【详解】句意：他们不得不花很多钱挖井。此处是spend money doing sth“花费金钱做某事”，用动名词作宾语。故填digging。 18．The Wangs usually go to have a picnic in the park (near) at weekends. 【答案】nearby 【详解】句意：王家周末通常去附近的公园野餐。根据“The Wangs usually go to have a picnic in the park ... at weekends.”可知，此处表示“附近的公园”，nearby“附近”，副词作后置定语。故填nearby。 19．The girls are good at (play) volleyball. 【答案】(p)laying 【详解】句意：女孩们擅长打排球。“be good at doing sth.”擅长做某事，故填(p)laying。 20．They are working on some types of (machine) to help clean the room. 【答案】machines 【详解】句意：他们正在研究一些类型的机器，以帮助清洁房间。machine“机器”，可数名词，根据“some types of ”可知，名词用复数。故填machines。 二、根据汉语提示完成单词(本大题共10小题，每小题1分，共10分) 21．It’s not (公正的) to ask him to do all the work. 【答案】fair 【详解】句意：让他做所有的工作是不公平的。fair“公正的”，是形容词，作为系动词is的表语。故填fair。 22．I have trouble (修理) my computer. Can you help me? 【答案】repairing/fixing 【详解】句意：我修电脑有困难。你能帮助我吗？repair/fix“修理”，have trouble doing sth“做某事有困难”。故填repairing/fixing。 23．The baby ran (朝) his mother happily. 【答案】towards 【详解】句意： 宝宝开心地朝妈妈跑去。towards“朝”，是介词，故填towards。 24．The zookeeper (警告) us not to touch the animals just now. 【答案】warned 【详解】句意：动物园管理员刚才警告我们不要触摸动物。just now意思是“刚才”，为一般过去时标志词；“警告”英文是warn，空格处需用动词过去式。故填warned。 25．Do you know how to work the coffee (机器)? 【答案】machine 【详解】句意：你知道如何操作这台咖啡机吗？机器：machine，此处特指某台咖啡机，应用单数形式。故填machine。 26．They refused to (借出) us the money. 【答案】lend 【详解】句意：他们拒绝借给我们钱。“借出”对应的英文是“lend”，此处用动词原形与to构成不定式结构。故填lend。 27．The boy wants to be a doctor in the (未来). 【答案】future 【详解】句意：这个男孩将来想成为一名医生。根据中文提示，future符合语境，in the future“将来”。故填future。 28．My sister likes (收集) stamps. 【答案】collecting 【详解】句意：我的姐姐喜欢收集邮票。收集：collect，动词，like doing sth.意为“喜欢做某事”，此处用动名词作宾语。故填collecting。 29．She walked four (街区) down the street and finally arrived at the cinema. 【答案】blocks 【详解】句意：她沿着这条街走了四个街区，终于到了电影院。block“街区”，可数名词；根据“four”可知，此处应用复数形式，故填blocks。 30．Now many people spend a lot of time (发布) the photos of their daily life on the Internet. 【答案】posting 【详解】句意：现在很多人花了很多时间在互联网上发布他们日常生活的照片。本句的句型sb spend...(in) doing sth“某人花费……做某事”，这里需要填入动词ing形式，post“发布”。故填posting。 三、完成句子(本大题共10小题，每小题3分，共30分) 31．当老师走进教室时，所有的学生都停止了说话。 All of the students when the teacher came into the classroom. 【答案】stopped talking 【详解】中英文对照，缺少“停止说话”的英文表达；stop doing sth.“停止做某事”；又根据“when the teacher came into the classroom”可知，从句使用了一般过去时，说明动作发生在过去，所以主句时态也应用一般过去时，谓语动词应用过去式stopped；talk“说话，交谈”，动词，其动名词形式为talking。故填stopped talking。 32．不要放弃尝试。我相信你会成功的。 Don’t . I’m sure you will succeed. 【答案】give up trying 【详解】对比中英文可知，空处缺少“放弃尝试”；“放弃做某事”give up doing sth.；空前为“Don’t”，这里应用动词原形；try“尝试”，动词，其动名词形式为trying。故填give；up；trying。 33．如果我们继续努力工作，我们将会解决难题。 If we work hard, we will solve problems. 【答案】 continue to 【详解】continue to do sth“继续做某事”，if引导的条件状语从句用一般现在时，主句用一般将来时，主语we是复数形式，谓语用复数形式，故填continue；to。 34．他发现冬天去游览哈尔滨很有趣。 He found it very interesting Harbin in winter. 【答案】 to visit 【详解】visit“去游览”，用动词不定式形式，作宾语，前面的it是形式宾语。find it+形容词+to do sth“发现做某事是……的”。故填to；visit。 35．你可以在音乐俱乐部和餐饮俱乐部之间进行选择。 You can choose the music club the food and drink club. 【答案】 between and 【详解】根据中英文对照可知，空处缺少“在……和……之间”。between…and…是固定搭配，意为“在……和……之间”，符合语境，故填between；and。 36．鲍勃总是努力为他的狗发明新的玩具。 Bob is always trying new toys for his dog. 【答案】to invent 【详解】根据中英文对照可知，空格处缺少“发明”，invent“发明”，try to do sth.“努力做某事”。故填to invent。 37．这个3岁的男孩是如此聪明， 以至于他能正确拼写所有的这些单词。 The is so clever that he can spell all these words correctly. 【答案】 three-year-old boy 【详解】根据中英文对照可知，空处缺少 “3岁的男孩”。“3岁的”用复合形容词three-year-old表示，修饰名词boy，构成“the three-year-old boy”，符合句子结构和语义，意为 “这个3岁的男孩”。故填three-year-old；boy。 38．为了完成这个科学项目，孩子们在实验室里做了很多研究。 The children in the lab to finish the science project. 【答案】 did a lot of research/studies 【详解】根据中英文对照可知，空缺部分是“做了很多研究”，“做”的英文表达为do，动词原形，结合句意可知，时态为一般过去时，所以此处应该填入其过去式did，作谓语；“很多”的英文表达为a lot of，后跟可数名词复数或不可数名词；“研究”的英文表达为research或者study，research，不可数名词，study，可数名词，此处应该填入其复数形式studies。故填did；a；lot；of；research/studies。 39．不要放弃尝试。我相信你会成功的。 Don’t . I’m sure you will succeed. 【答案】 give up trying 【详解】对比中英文可知，空处缺少“放弃尝试”；根据英文题干和汉语提示可知，此处考查give up doing sth.“放弃做某事”，动词短语；空前为“Don’t”，这里应用动词原形；try“尝试”，动词，其动名词形式为trying。故填give；up；trying。 40．他超强的舞蹈表演让我震惊。 His amazing dance performance me . 【答案】 blew away 【详解】句意：他超强的舞蹈表演让我震惊。 从句子语境看，描述的是过去发生的“舞蹈表演带来震惊”这一动作，要用一般过去时 。“blow away”是固定短语，有“使大为惊奇；使印象深刻” 之意，其过去式“blew away” 。故填blew；away。 四、短文填空(本大题共20小题，每小题2分，共40分) 请认真阅读下面短文，在答题卡标有题号的横线上，填入1个适当的单词或括号内单词的正确形式。 阅读下面短文，在空格处填入一个适当的词或使用括号中的词语的正确形式填空。 This week, we are going to learn about great inventions in the world. Many inventions were created by accident. The 1 (invent) were trying to make something completely different. Here is one story. In 1945, at the end of the 2 (two) World War, Percy LeBaron Spencer, 3 American scientist, was working on a machine 4 (produce) powerful radio waves. When he was standing next to the new machine, a bar of chocolate in his pocket became soft. The machine was able to cook things! Percy 5 (call) it a microwave, and soon many homes began to use it. 6 , the first microwave weighed around 350 kilograms and was as big 7 a fridge! In time, microwaves became 8 (small). Now 9 (million) of homes have microwaves and many people can’t imagine 10 (live) without one. Like many other inventions that were created by accident, the microwave has changed the way we live. 【答案】 1．inventions 2．Second 3．an 4．to produce 5．called 6．However 7．as 8．smaller 9．millions 10．living 【导语】本文主要讲述了美国科学家珀西·勒巴朗·斯宾塞发明微波炉的故事。 1．句意：发明是试图造出完全不同的东西。invent“发明”，动词。分析“The...were trying to make something completely different.”可知，空处是主语，结合提示词可知，空处应用名词invention“发明”，结合空后的were可知，空处表示复数，故填inventions。 2．句意：1945年，第二次世界大战结束时，美国科学家珀西·勒巴朗·斯宾塞正在研制一种能产生强大无线电波的机器。根据空前的the和提示词可知，空处应用序数词second“第二”，the Second World War“第二次世界大战”是专业名词，所以second的首字母s要大写。故填Second。 3．句意：1945年，第二次世界大战结束时，美国科学家珀西·勒巴朗·斯宾塞正在研制一种能产生强大无线电波的机器。此处泛指一个美国科学家，应用不定冠词a或an，空后的American以元音音素开头，故填an。 4．句意：1945年，第二次世界大战结束时，美国科学家珀西·勒巴朗·斯宾塞正在研制一种能产生强大无线电波的机器。produce“生产”，动词。分析“a machine...powerful radio waves”和提示词可知，空处应填动词不定式to produce作定语修饰名词machine。故填to produce。 5．句意：珀西称它为微波炉，很快许多家庭开始使用它。此处叙述的是过去发生的事，应用一般过去时，谓语动词call“称呼”应变成过去式called。故填called。 6．句意：然而，第一台微波炉重约350公斤，和冰箱一样大！分析“Percy...it a microwave, and soon many homes began to use it...the first microwave weighed around 350 kilograms and was as big...a fridge!”可知，这两句是转折关系，结合空处在句中的位置和空后的逗号可知，however“然而”符合语境，句首首字母h要大写。故填However。 7．句意：然而，第一台微波炉重约350公斤，和冰箱一样大！分析“as big...a fridge”可知，本题考查短语as...as...“和……一样……”。故填as。 8．句意：随着时间的推移，微波炉变得越来越小。根据上文“was as big...a fridge”可知，此处表示微波炉变得比以前小了，暗含比较之意，所以空处应填形容词small“小的”的比较级smaller。故填smaller。 9．句意：现在数百万家庭有微波炉，许多人无法想象没有微波炉的生活。结合提示词和空后的of可知，本题考查短语millions of“数百万的”。故填millions。 10．句意：现在数百万家庭有微波炉，许多人无法想象没有微波炉的生活。根据短语imagine doing sth.“想象做某事”可知，空处应填live“生活”的动词-ing形式living。故填living。 阅读短文，在空白处填入一个适当的单词或括号内所给单词的适当形式。 The wheel The wheel is perhaps the greatest invention in history. After its invention, travelling became faster and 1 (comfortable). 2 few thousand years ago, people started to use wheels on carriages. In the early 19th century, 3 (one) trains began to carry passengers. At the start of the 20th century, cars became popular. 4 the wheel, we would not have these inventions. The telephone Alexander Graham Bell invented one of the first practical 5 (telephone) in 1876. Since then, people have been able to speak to each other over long distances. Today 6 (million) of people across the world own mobile phones. They allow people 7 (keep) in touch with each other anytime, anywhere. The light bulb Thomas Edison developed the first practical light bulb in 1879. Before the invention of the light bulb, people 8 (have) to use oil lamps, gas lamps or candles to see at night. With light bulbs, people can do as   9 things in the evenings as they can in the daytime. Can you imagine 10 (live) without them? 【答案】 1．more comfortable 2．A 3．the first 4．Without 5．telephones 6．millions 7．to keep 8．had 9．many 10．living 【导语】本文介绍了三种重要的发明，分别是轮子、电话和电灯泡。 1．句意：它被发明后，旅行变得更快、更舒适。空处与前面的“faster”并列，形态保持一致，故此处使用形容词的比较级。故填more comfortable。 2．句意：几千年前，人们开始在马车上使用轮子。a few thousand years ago“几千年前”，句首单词首字母大写。故填A。 3．句意：19世纪初，第一批火车开始载客。根据“...(one) trains began to carry passengers”可知，此处指“第一批火车”，所以使用序数词first，序数词前加冠词the。故填the first。 4．句意：没有轮子，我们就不会有这些发明。根据“...the wheel, we would not have these inventions”可知，没有轮子，就没有马车、汽车和火车等发明，空处应填入介词without“没有”，句首单词首字母大写。故填Without。 5．句意：1876年，亚历山大·格拉汉姆·贝尔发明了第一部实用电话。根据前面的“one of”可知，此处使用可数名词的复数形式。故填telephones。 6．句意：今天，全世界有数百万人拥有手机。millions of“数百万的”，固定搭配。故填millions。 7．句意：它们允许人们随时随地保持联系。allow sb. to do sth.“允许某人做某事”，空处应用不定式作宾语补足语。故填to keep。 8．句意：在电灯泡发明之前，人们不得不用油灯、煤气灯或蜡烛才能在晚上看东西。have to“不得不”， 句子为一般过去时，动词用过去式。故填had。 9．句意：有了灯泡，人们可以在晚上做和白天一样多的事情。根据“people can do as ... things in the evenings as they can in the daytime”可知，此处表示在晚上做和白天一样多的事情，things是可数名词复数，用many修饰，as many as...“和……一样多”。故填many。 10．句意：你能想象没有它们的生活吗？ imagine doing sth.“想象做某事”，此处应用动名词作宾语。故填living。 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $ 班级 姓名 学号 分数 Unit 3 Make it happen! 单元重点单词变形短语语法句型精练 （时间：60分钟，满分：100分） 单元知识点默写 1. invent(v.)发明→_________（n.）发明者，发明家→_________（n.）发明（物） 2. print(v.)打印→_________ (n.)打印机 3. weigh(v.)称重，有…重→_________ (n.)重量 4. different(adj.)不同的 →_________（n.）差异 5. congratulate（v.）祝贺→_________（n.）恭喜，祝贺 6. advertise (v.)登广告→_________（n.）广告 7. create(v.)创造→_________ (adj.)有创造力的 8. imagine (v.) 想象→_________ adj.富有想象力的;创新的 9. expect(v.)期待→_________ (adj.)期待的 →_________ (adj.)没想到的 10. success(n.)成功→_________ (adj.)成功的→_________ (adv.)成功地→_________ (v.)成功 11. curious(adj.)好奇的→_________ (n.)好奇心 12. fail（v.）失败→_________（n.）失败 13. explore(v.)→_________（n.）探险者，勘察者→_________（n.）探索；探险；勘探；勘查 单元知识点习题训练 一、用括号内所给单词的适当形式填空(本大题共20小题，每小题1分，共20分) 1．The plan failed (complete) because of the small mistake. 2．They are twins, but there are many (different) between them. 3．The heavy rain (cause) a traffic jam yesterday afternoon. 4．—Have you seen any foreign visitors? —Yes, I have. I (meet) two foreigners from Canada yesterday. 5．What’s (bad), when you answer the call, you find that’s a wrong number! 6．It (blow) hard last night and the newspapers were everywhere this morning. 7．Li Ming will be sixteen. His parents are going to have a party for his (sixteen) birthday. 8．The big bell on the Bell Tower weighs about 2,500 (kilogram). 9．His (curious) about ancient civilisations led him to become an archaeologist. 10．He is a great (explore) who has discovered many unknown lands. 11．They thought the result of the competition was (fair), and they felt really angry. 12．Emma often practises volleyball every Sunday morning. (play) 13．I can’t imagine (communicate) with my brother because he doesn’t treat me well! 14．The mother gave up (push) her children, so that they can have more free time. 15．The (create) artist always comes up with many new ideas for his works. 16．Every morning, my dog looks forward to (go) for a walk. 17．They have to spend a lot of money (dig) wells. 18．The Wangs usually go to have a picnic in the park (near) at weekends. 19．The girls are good at (play) volleyball. 20．They are working on some types of (machine) to help clean the room. 二、根据汉语提示完成单词(本大题共10小题，每小题1分，共10分) 21．It’s not (公正的) to ask him to do all the work. 22．I have trouble (修理) my computer. Can you help me? 23．The baby ran (朝) his mother happily. 24．The zookeeper (警告) us not to touch the animals just now. 25．Do you know how to work the coffee (机器)? 26．They refused to (借出) us the money. 27．The boy wants to be a doctor in the (未来). 28．My sister likes (收集) stamps. 29．She walked four (街区) down the street and finally arrived at the cinema. 30．Now many people spend a lot of time (发布) the photos of their daily life on the Internet. 三、完成句子(本大题共10小题，每小题3分，共30分) 31．当老师走进教室时，所有的学生都停止了说话。 All of the students when the teacher came into the classroom. 32．不要放弃尝试。我相信你会成功的。 Don’t . I’m sure you will succeed. 33．如果我们继续努力工作，我们将会解决难题。 If we work hard, we will solve problems. 34．他发现冬天去游览哈尔滨很有趣。 He found it very interesting Harbin in winter. 35．你可以在音乐俱乐部和餐饮俱乐部之间进行选择。 You can choose the music club the food and drink club. 36．鲍勃总是努力为他的狗发明新的玩具。 Bob is always trying new toys for his dog. 37．这个3岁的男孩是如此聪明， 以至于他能正确拼写所有的这些单词。 The is so clever that he can spell all these words correctly. 38．为了完成这个科学项目，孩子们在实验室里做了很多研究。 The children in the lab to finish the science project. 39．不要放弃尝试。我相信你会成功的。 Don’t . I’m sure you will succeed. 40．他超强的舞蹈表演让我震惊。 His amazing dance performance me . 四、短文填空(本大题共20小题，每小题2分，共40分) 请认真阅读下面短文，在答题卡标有题号的横线上，填入1个适当的单词或括号内单词的正确形式。 阅读下面短文，在空格处填入一个适当的词或使用括号中的词语的正确形式填空。 This week, we are going to learn about great inventions in the world. Many inventions were created by accident. The 1 (invent) were trying to make something completely different. Here is one story. In 1945, at the end of the 2 (two) World War, Percy LeBaron Spencer, 3 American scientist, was working on a machine 4 (produce) powerful radio waves. When he was standing next to the new machine, a bar of chocolate in his pocket became soft. The machine was able to cook things! Percy 5 (call) it a microwave, and soon many homes began to use it. 6 , the first microwave weighed around 350 kilograms and was as big 7 a fridge! In time, microwaves became 8 (small). Now 9 (million) of homes have microwaves and many people can’t imagine 10 (live) without one. Like many other inventions that were created by accident, the microwave has changed the way we live. 阅读短文，在空白处填入一个适当的单词或括号内所给单词的适当形式。 The wheel The wheel is perhaps the greatest invention in history. After its invention, travelling became faster and 1 (comfortable). 2 few thousand years ago, people started to use wheels on carriages. In the early 19th century, 3 (one) trains began to carry passengers. At the start of the 20th century, cars became popular. 4 the wheel, we would not have these inventions. The telephone Alexander Graham Bell invented one of the first practical 5 (telephone) in 1876. Since then, people have been able to speak to each other over long distances. Today 6 (million) of people across the world own mobile phones. They allow people 7 (keep) in touch with each other anytime, anywhere. The light bulb Thomas Edison developed the first practical light bulb in 1879. Before the invention of the light bulb, people 8 (have) to use oil lamps, gas lamps or candles to see at night. With light bulbs, people can do as   9 things in the evenings as they can in the daytime. Can you imagine 10 (live) without them? 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $