Unit 1 When was it invented 单词短语句型语法（教材考点精练）英语鲁教版五四学制九年级全一册

Unit 1 when was it invented? 单元重点单词短语句型语法精练 一、单词拼写 1．The little girl has an amazing (音乐的) talent. 【答案】musical 【详解】句意：这个小女孩有惊人的音乐天赋。由句中汉语提示可知，musical表示“音乐的”，是形容词，此处修饰名词talent。故填musical。 2．The disease is so serious that it has influenced people’s d (日常的) life. 【答案】(d)aily 【详解】句意：这种疾病是如此严重，它已经影响了人们的日常生活。根据首字母以及中文提示可知，此处用daily表示“日常的”，形容词作定语，故填(d)aily。 3．Tan Dun doesn’t use any (乐器) in his work “Work”. 【答案】instruments 【详解】句意：谭盾在他的作品“Work”中不使用任何乐器。any任何的，在否定句和疑问句中后接可数名词复数或不可数名词；根据句意语境和汉语提示，可知填instruments。 4．Can you help me to l (列表) the food we need at home? 【答案】(l)ist 【详解】句意：你能帮我列出我们在家需要的食物吗？help sb. to do sth.帮助某人做某事，to后跟动词原形，根据首字母及汉语提示可知，故填(l)ist。 5．It’s said that we will be (分开) into four groups. 【答案】divided 【详解】句意：据说我们将分成四组。此句是一般将来时的被动语态，其构成will be done，空格处应用过去分词；divide分开，其过去分词是divided。故填divided。 6．The photos on the wall are from the old (开拓者). 【答案】pioneers 【详解】句意：墙上的照片是老开拓者们拍的。开拓者：pioneer，由The photos可知，不止一位开拓者，用pioneer的复数pioneers。故填pioneers。 7．I (怀疑) if my younger brother had told the truth last night. 【答案】doubted 【详解】句意：我怀疑我弟弟昨晚是否说了实话。由语境和汉语提示可知，doubt意为“怀疑”；由 last night可知，此处需用过去式。故填doubted。 8．He never (提及) his girlfriend to me. 【答案】mentioned 【详解】句意：他从未向我提及他的女朋友。表示“提及”用动词mention，根据句意及语境可知此句讲述的是过去的事情，用一般过去时。mention的过去式为mentioned。故填mentioned。 9．She lost her temper with a (顾客) and shouted at him. 【答案】customer 【详解】句意：她对一位顾客发了脾气，并朝他大喊。根据汉语提示可知，customer意为“顾客”，冠词a后跟名词单数。故填customer。 10．Many girls like the s (气味) from the beautiful flowers. 【答案】(s)mell 【详解】句意：许多女孩喜欢美丽花朵的香味。“气味”是不可数名词smell。故填(s)mell。 11．The c said they were not salty enough. 【答案】(c)ustomer 【详解】句意：顾客说它们不够咸。根据“they were not salty enough”结合首字母c可推出是顾客对饭菜的评价，customer顾客，特指的某一个顾客，用单数。故填(c)ustomer。 12．Jim enjoyed reading very much, because books gave him greatest p . 【答案】(p)leasure 【详解】句意：吉姆非常喜欢读书，因为书给了他最大的乐趣。形容词后接名词作宾语，结合“because books gave him greatest”及首字母可知，书给他带来了快乐，所以喜欢读书，故填(p)leasure。 二、用所给单词的适当形式填空。 1．She thought it impossible to talk about poems without (mention) Li Bai. 【答案】mentioning 【详解】句意：她认为说到诗，不可能不提到李白。mention“提到”，是动词，without是介词，后接动名词，故填mentioning。 2．The (popular) of football is rising around China. 【答案】popularity 【详解】句意：足球在中国越来越受欢迎。根据句子空前的定冠词the可知此处应填一个名词，popular的名词形式为popularity。由“ ...is rising around China.”中的“is”可知应该填名词的原形，故填popularity。 3．The young girl likes to wear shoes with high (heel). 【答案】heels 【详解】句意：年轻的女孩子们喜欢穿高跟鞋。heel名词，意为鞋跟，high heels意为高跟鞋，因人穿的鞋子有两只，所以鞋跟不是一个，应是用复数。故填heels。 4．He met a (Canada) on the train to Beijing. 【答案】Canadian 【详解】句意：他在去北京的火车上遇到了一个加拿大人。根据“He met a...”可知，这里表示“他遇到了一个加拿大人”，Canada意为“加拿大”，Canadian意为“加拿大人”。故填Canadian。 5．These brightly colored bicycles can be seen everywhere. They （lock） by the user after riding, and then unlocked by the next rider with a mobile phone. 【答案】are locked 【详解】句意：这些色彩鲜艳的自行车随处可见。骑行后被用户锁定，然后由下一个骑手用手机解锁。主语they指的是bicycles，根据“ by the user after riding”可知，此处用被动语态be done的结构，句子是一般现在时，主语they是复数形式，助动词用are，故填are locked。 6．Ordinary people can also be and do great things. (hero) 【答案】heroes 【详解】句意：普通人也可以成为英雄，做大事。主语“Ordinary people”是复数，所以作为表语的hero也应该用复数形式。名词复数表示一类事物。hero的复数形式为heroes。故填heroes。 7．All of a (suddenly), the girl cried out loudly and sat on the floor. 【答案】sudden 【详解】句意：突然地，女孩哭出声病坐在了地板上。考查短语“all of a sudden”突然，故将suddenly变为sudden。故填sudden。 8．I was hit by a fast car when I crossed the street. (near) 【答案】nearly 【详解】句意：过马路时，我差点被一辆飞驰的汽车撞倒。根据“I was ... hit by a fast car”可知，我差点被撞倒。near“在附近”；nearly“差不多、几乎”，副词修饰动词was hit。故填nearly。 三、完成句子 1．毫无疑问， 茶文化是中国文化重要的一部分。（完成译句） , tea culture is an important part of Chinese culture. 【答案】 Without doubt 【详解】根据中英文对照可知，挖空处缺少短语“毫无疑问”without doubt，句子开头首字母需大写。故填Without doubt。 2．我在咖啡厅偶然碰到了他们。 I met them in the coffee shop . 【答案】 by accident 【详解】根据中英文对照可知，此处缺少“偶然”，其英文表达为by accident，是介词短语。故填by；accident。 3．那个故事发生在二十年前的甘肃。 That story in Gansu twenty years ago. 【答案】 took place 【详解】由汉语和所给的英语翻译可知，take place意为“发生”；由“twenty years ago.”可知，此处需用一般过去时，故填took；place。 4．这个男人突然驾车离去。 The man drove away . 【答案】 all of a sudden 【详解】根据中英文对照横线上缺的是“突然”all of a sudden。故填all；of；a；sudden。 5．许多青少年钦佩像袁隆平那样的科学家。（look) Many teenagers the scientists like Yuan Longping. 【答案】look up to 【详解】分析句子可知，此处要翻译的是“钦佩”。结合所给词语look可知此处“钦佩”对应的短语是look up to。结合句意可知时态是一般现在时，主语是复数，谓语动词用原形，故填look up to。 四、阅读理解 配对阅读。左栏是五个人的个人情况的描述，右栏是七个电子产品和APP的介绍，请为每个人选择一个最合适的电子产品或APP，选出正确答案。 1 Cathy was given a task by her teacher. She has to give a news report to her classmates on important events during the week. She needs to get some information. 2 Sam is a super game fan. He runs after all kinds of games. Super Mario is one of his favorites. 3 Jennifer is quite interested in taking photos. She always takes funny photos with her friends. She thinks taking photos is her best way of keeping memories. 4 John is going to do business in the UK. During his stay, he needs to pack a suit and something like maps to show him the way around, too. 5 Bob finds it difficult to read English novels. He has a poor vocabulary. He wants to find a convenient and interesting way to learn English with others. A．Super Mario Run offers you an unforgettable experience on playing Mario games. New adventures, new settings, new tasks with our old heroes. Come and join us now! B．With Great Photo you will start learning photography by practicing with the help of interactive lessons, you will gradually gain understanding of the art of photography. C． Discover the world with Google Maps. It is a great helper when you are traveling. Experience Street View, 3D Mapping, turn by turn directions, indoor maps and more through your devices. D．Hello English is used by more than 30,000,000 English learners. This app focuses on helping you master reading, writing, speaking and listening skills besides building your vocabulary. E. Vista is an app for you to learn about the latest news around the world. It also has a weekly review of important events, so you can’t miss anything important! F. Map My Walk is a fitness tracking application that makes you able to use the built-n GPS of your mobile device to track all of your fitness activities. G. It’s very convenient for you to use our Photos Go. Just click one button when you can add funny icons to your photo. 【答案】1．E 2．A 3．G 4．C 5．D 【导语】本文主要介绍了五个人的个人情况和七个电子产品和APP的介绍。 1．根据“She has to give a news report to her classmates on important events during the week. She needs to get some information.”可知，她必须就这一周发生的重要事件向同学们作新闻报道。她需要得到一些信息。E项“Vista是一款让您了解世界各地最新新闻的应用程序。它还每周对重要事件进行回顾，所以你不能错过任何重要的事情！”与之对应，故选E。 2．根据“Sam is a super game fan. He runs after all kinds of games. Super Mario is one of his favorites.”可知，山姆是一个超级游戏迷。他喜欢玩各种各样的游戏，《超级马里奥》是他的最爱之一。A项“《超级马里奥快跑》为您提供了一次难忘的马里奥游戏体验。新的冒险，新的设置，新的任务与我们的老英雄。快来加入我们吧！”与之对应，故选A。 3．根据“Jennifer is quite interested in taking photos. She always takes funny photos with her friends.”可知，詹妮弗对拍照很感兴趣。她总是和朋友们拍有趣的照片。G项“使用我们的照片Go非常方便。只要点击一个按钮，你就可以在照片中添加有趣的图标。”与之对应，故选G。 4．根据“During his stay, he needs to pack a suit and something like maps to show him the way around, too.”可知，在逗留期间，他还需要带上一套西装和地图之类的东西，为他指路。C项“使用谷歌地图探索世界。当你旅行时，它是一个很好的帮手。通过您的设备体验街景、3D地图、转弯指示、室内地图等。”与之对应，故选C。 5．根据“Bob finds it difficult to read English novels. He has a poor vocabulary. He wants to find a convenient and interesting way to learn English with others.”可知，鲍勃发现读英文小说很难。他的词汇量很差。他想找到一种方便有趣的方法和别人一起学习英语。D项“Hello英语被超过3亿英语学习者使用。这个应用程序除了帮助你积累词汇量外，还专注于帮助你掌握阅读、写作、口语和听力技能。”与之对应，故选D。 五、短文填空 根据短文内容及所给提示，补全文中单词或用所给单词的正确形式填空。 Paper is 1 common thing in our daily life. It is 2 (make) from wood. It is used by people every day, 3 (especial) students, teachers and workers in the office. Do you know about its history? Paper, zhi, was a Chinese 4 (invent). 2,000 years ago, Chinese people invented paper-making. This zhi was made 5 silk and was very expensive. Only the emperor and rich people could afford to use it. 1,900 years ago, Cai Lun 6 (improve) the paper—making process. He made cheap jinzhi out of tree and old cloth. The improvement in paper-making spread zhi far and wide, and many different 7 (kind) of zhi were made 8 Chinese people. Xuan paper, a type of high quality rice paper, best shows the charm of 9 (tradition) Chinese painting and calligraphy(书法). 10 (late), Chinese zhi spread to the West via the Chinese Silk Road. 【答案】 1．a 2．made 3．especially 4．invention 5．of 6．improved 7．kinds 8．by 9．traditional 10．Later 【导语】本文是说明文，介绍了中国发明的纸。 1．句意：纸在我们日常生活中是一样普通的东西。根据后文的“thing”可知，此处应用不定冠词修饰单数名词thing，表示“一样东西”，thing由辅音音素开头，故应用a，故填a。 2．句意：它是由木头制成的。be made from表示“由……制成”，此处表示被动，应用过去分词，故填made。 3．句意：人们每天都在使用它，尤其是学生、教师和办公室工作人员。此处用副词修饰整个句子，故填especially。 4．句意：纸，是中国的一项发明。空前有冠词a，此处应用名词单数形式，invention“发明”，故填invention。 5．句意：这纸是丝绸做的，非常昂贵。根据“was made”和后文的“silk”，此处表示由丝绸制成，能看出原材料，应用be made of，故填of。 6．句意：1900年前，蔡伦改进了造纸工艺。根据“1,900 years ago”可知，此处是描述过去发生的事情，应用一般过去时，故填improved。 7．句意：造纸术的进步使之广为流传，中国人制作了许多不同种类的纸。根据“many different”，此处名词应用复数，kinds“种类”，故填kinds。 8．句意：造纸术的进步使之广为流传，中国人制作了许多不同种类的纸。根据“Chinese people”可知，此处表示“被某人制作”，应用搭配be made by sb.，故填by。 9．句意：宣纸是一种优质宣纸，最能体现中国传统书画的魅力。根据“Chinese painting”，空后是名词短语可知，此处应用形容词作定语，故填traditional。 10．句意：之后，中国的纸经由中国的丝绸之路传到西方。根据“Chinese zhi spread to the West via the Chinese Silk Road.”，空处用逗号隔开，表示之后，应用副词later，故填Later。 六、选词填空 从下面方框中选出10个单词并使用其适当形式按编号将答案依次填入题后表。 care, eat, everything, invent, introduce, Italy, know, mark, run, someone, surface, wide Last year, Ado Campeol who 1 a restaurant passed away at the age of 93. He is 2 as “the father of tiramisu”. Tiramisu translates into English as “pick me up”. According to the BBC, it was an accidental (偶然的) 3 . And it has been 4 accepted for about 40 years. One day, cook Roberto wanted to make ice-cream. However, he 5 dropped some cheese into the bowl. He was so amazed and ran to tell his boss Campeol. Campeol and his wife Alba added some coffee-flavored biscuits (饼干) and covered the 6 with cocoa powder to improve the dessert. In 1972, tiramisu was on the list of his restaurant’s menu. When the dish appeared in the local newspaper in 1981, it got tons of attention and became worldwide. “The popularity of tiramisu has risen around because it could be 7 as a dessert, but would be an amazing choice at breakfast as well,” noted National Geographic. Many people want to make their 8 and create their own dessert. 9 from pumpkin to lemon to matcha (抹茶) has been added to it. In order to keep the earliest way to make tiramisu, an 10 politician (政治家), Luca Zaia, called on (号召) the European Union to give the dish protected status (状态) in 2013. 【答案】 1．ran 2．known 3．invention 4．widely 5．carelessly 6．surface 7．eaten 8．marks 9．Something 10．Italian 【导语】本文是一篇记叙文。文章讲述了提拉米苏的偶然发明和受欢迎的过程。 1．句意：去年，经营饭馆的Ado Campeol于93岁去世了。此处应填定语从句的谓语动词，结合备选词汇，run“运行，经营”符合语境，而由“last year”可知时态为一般过去时，故填ran。 2．句意：他作为“提拉米苏之父”而出名。此处应填形容词，结合备选词汇，be known as“作为……而出名”符合语境，故填known。 3．句意：根据BBC报道，它是一个偶然的发明。此处应填名词，根据“the father of tiramisu”可知提拉米苏应是被Ado Campeol发明的，结合备选词汇，invent“发明”动词，其名词形式为invention“发明”，可数名词，其前有“a”，故填invention。 4．句意：并且它已被广泛接受大约40年。此处应填副词，结合备选词汇，wide“广泛的”，形容词，其副词widely“广泛地”符合语境，故填widely。 5．句意：然而，他不小心掉了一些奶酪在碗里。此处应填副词，根据前文可知提拉米苏是一个偶然的发明，并结合备选词汇，所以此处应是不小心地，故填carelessly。 6．句意：Campeol和他的妻子Alba加了一些咖啡味的饼干并且用可可粉覆盖表面以改善甜点。此处应填名词，根据“cover”，并结合备选词汇可知，surface“表面”符合语境，故填surface。 7．句意：提拉米苏之所以流行起来是因为它可以被作为一道甜点吃，但也是早餐的绝佳选择。此处应填动词，结合备选词汇可知， eat“吃”符合语境，而主语it和谓语eat是逻辑上的动宾关系，应用被动语态，故填eaten。 8．句意：许多人想要成名并且创造他们自己的甜点。结合备选词汇，make one’s mark“成功，成名”符合语境，mark“成绩”可数名词，所以由“their”可知，此处应填其复数形式，故填marks。 9．句意：一些东西包括从南瓜到柠檬到抹茶已经被加入它。根据“from pumpkin to lemon to matcha”并结合备选词汇可知此处应是一些东西，位于句首首字母需要大写，故填Something。 10．句意：为了保持制作提拉米苏的最早的方法，在2013年，一个意大利政治家，Luca Zaia号召欧盟给予这道美食以保护的状态。此处应填形容词作定语，结合备选词汇可知应是意大利政治家，故填Italian。 七、补全对话 选择合适的句子完成对话，有两个多余选项。 A: Which do you think is the most useful invention? B: 1 A: Why do you think so? B: Because it gives people more time to work and play every day. What about you? A: 2 B: Why is that? A: You can talk to your friends far away with it. 3 B: I’d like to invent a pen that I can write faster, but as neatly (整洁地) as the usual one. What about you? A: 4 It can fly when the traffic is busy. B: That sounds interesting. 5 A: You are quite right. Let’s work hard together. A．What would you most like to invent? B．We must work hard if we want to make our dreams come true. C．I think the most useful invention is the telephone. D．I think the most useful invention is the light bulb (电灯泡) . E．When was it invented? F．I’d like to invent a car. G．There are many useful inventions in our life. 【答案】1．D 2．C 3．A 4．F 5．B 【导语】本文介绍了A与B的对话，对话中讨论了最有用的发明，以及自己想发明什么。 1．根据“Which do you think is the most useful invention?”以及下文B解释的“Because it gives people more time to work and play every day.”可知下文应对这个问题进行回答，应该说是电灯泡。选项D“我认为最有用的发明是电灯泡。”故选D。 2．根据“What about you?”及“You can talk to your friends far away with it.”可知此处应该是B询问A认为最有用的发明是电话。选项C“我认为最有用的发明是电话。”符合语境。故选C。 3．根据“I’d like to invent a pen that I can write faster, but as neatly (整洁地) as the usual one.”可知应该是询问B想发明的是什么。选项A“你最想发明什么？”符合语境。故选A。 4．根据“What about you?”以及“It can fly when the traffic is busy.”可知此处A应该回答最想发明的是什么，选项F“我想发明一辆汽车。”符合语境。故选F。 5．根据“You are quite right.”可知B说出了一个观点，A表示赞同。选项B“如果我们想让我们的梦想成真，我们必须努力学习。”符合语境。故选B。 1 / 14 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $$ Unit 1 when was it invented? 单元重点单词短语句型语法精练 一、单词拼写 1．The little girl has an amazing (音乐的) talent. 2．The disease is so serious that it has influenced people’s d (日常的) life. 3．Tan Dun doesn’t use any (乐器) in his work “Work”. 4．Can you help me to l (列表) the food we need at home? 5．It’s said that we will be (分开) into four groups. 6．The photos on the wall are from the old (开拓者). 7．I (怀疑) if my younger brother had told the truth last night. 8．He never (提及) his girlfriend to me. 9．She lost her temper with a (顾客) and shouted at him. 10．Many girls like the s (气味) from the beautiful flowers. 11．The c said they were not salty enough. 12．Jim enjoyed reading very much, because books gave him greatest p . 二、用所给单词的适当形式填空。 1．She thought it impossible to talk about poems without (mention) Li Bai. 2．The (popular) of football is rising around China. 3．The young girl likes to wear shoes with high (heel). 4．He met a (Canada) on the train to Beijing. 5．These brightly colored bicycles can be seen everywhere. They （lock） by the user after riding, and then unlocked by the next rider with a mobile phone. 6．Ordinary people can also be and do great things. (hero) 7．All of a (suddenly), the girl cried out loudly and sat on the floor. 8．I was hit by a fast car when I crossed the street. (near) 三、完成句子 1．毫无疑问， 茶文化是中国文化重要的一部分。（完成译句） , tea culture is an important part of Chinese culture. 2．我在咖啡厅偶然碰到了他们。 I met them in the coffee shop . 3．那个故事发生在二十年前的甘肃。 That story in Gansu twenty years ago. 4．这个男人突然驾车离去。 The man drove away . 5．许多青少年钦佩像袁隆平那样的科学家。（look) Many teenagers the scientists like Yuan Longping. 四、阅读理解 配对阅读。左栏是五个人的个人情况的描述，右栏是七个电子产品和APP的介绍，请为每个人选择一个最合适的电子产品或APP，选出正确答案。 1 Cathy was given a task by her teacher. She has to give a news report to her classmates on important events during the week. She needs to get some information. 2 Sam is a super game fan. He runs after all kinds of games. Super Mario is one of his favorites. 3 Jennifer is quite interested in taking photos. She always takes funny photos with her friends. She thinks taking photos is her best way of keeping memories. 4 John is going to do business in the UK. During his stay, he needs to pack a suit and something like maps to show him the way around, too. 5 Bob finds it difficult to read English novels. He has a poor vocabulary. He wants to find a convenient and interesting way to learn English with others. A．Super Mario Run offers you an unforgettable experience on playing Mario games. New adventures, new settings, new tasks with our old heroes. Come and join us now! B．With Great Photo you will start learning photography by practicing with the help of interactive lessons, you will gradually gain understanding of the art of photography. C． Discover the world with Google Maps. It is a great helper when you are traveling. Experience Street View, 3D Mapping, turn by turn directions, indoor maps and more through your devices. D．Hello English is used by more than 30,000,000 English learners. This app focuses on helping you master reading, writing, speaking and listening skills besides building your vocabulary. E. Vista is an app for you to learn about the latest news around the world. It also has a weekly review of important events, so you can’t miss anything important! F. Map My Walk is a fitness tracking application that makes you able to use the built-n GPS of your mobile device to track all of your fitness activities. G. It’s very convenient for you to use our Photos Go. Just click one button when you can add funny icons to your photo. 五、短文填空 根据短文内容及所给提示，补全文中单词或用所给单词的正确形式填空。 Paper is 1 common thing in our daily life. It is 2 (make) from wood. It is used by people every day, 3 (especial) students, teachers and workers in the office. Do you know about its history? Paper, zhi, was a Chinese 4 (invent). 2,000 years ago, Chinese people invented paper-making. This zhi was made 5 silk and was very expensive. Only the emperor and rich people could afford to use it. 1,900 years ago, Cai Lun 6 (improve) the paper—making process. He made cheap jinzhi out of tree and old cloth. The improvement in paper-making spread zhi far and wide, and many different 7 (kind) of zhi were made 8 Chinese people. Xuan paper, a type of high quality rice paper, best shows the charm of 9 (tradition) Chinese painting and calligraphy(书法). 10 (late), Chinese zhi spread to the West via the Chinese Silk Road. 六、选词填空 从下面方框中选出10个单词并使用其适当形式按编号将答案依次填入题后表。 care, eat, everything, invent, introduce, Italy, know, mark, run, someone, surface, wide Last year, Ado Campeol who 1 a restaurant passed away at the age of 93. He is 2 as “the father of tiramisu”. Tiramisu translates into English as “pick me up”. According to the BBC, it was an accidental (偶然的) 3 . And it has been 4 accepted for about 40 years. One day, cook Roberto wanted to make ice-cream. However, he 5 dropped some cheese into the bowl. He was so amazed and ran to tell his boss Campeol. Campeol and his wife Alba added some coffee-flavored biscuits (饼干) and covered the 6 with cocoa powder to improve the dessert. In 1972, tiramisu was on the list of his restaurant’s menu. When the dish appeared in the local newspaper in 1981, it got tons of attention and became worldwide. “The popularity of tiramisu has risen around because it could be 7 as a dessert, but would be an amazing choice at breakfast as well,” noted National Geographic. Many people want to make their 8 and create their own dessert. 9 from pumpkin to lemon to matcha (抹茶) has been added to it. In order to keep the earliest way to make tiramisu, an 10 politician (政治家), Luca Zaia, called on (号召) the European Union to give the dish protected status (状态) in 2013. 七、补全对话 选择合适的句子完成对话，有两个多余选项。 A: Which do you think is the most useful invention? B: 1 A: Why do you think so? B: Because it gives people more time to work and play every day. What about you? A: 2 B: Why is that? A: You can talk to your friends far away with it. 3 B: I’d like to invent a pen that I can write faster, but as neatly (整洁地) as the usual one. What about you? A: 4 It can fly when the traffic is busy. B: That sounds interesting. 5 A: You are quite right. Let’s work hard together. A．What would you most like to invent? B．We must work hard if we want to make our dreams come true. C．I think the most useful invention is the telephone. D．I think the most useful invention is the light bulb (电灯泡) . E．When was it invented? F．I’d like to invent a car. G．There are many useful inventions in our life. 1 / 14 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $$