Unit4 Numbers 重点词汇及词性转换易错题100道-2024-2025学年八年级英语上册重难点讲练全攻略（牛津上海版）

2024-2025学年一线教师制作精品新课系列资料，已编校！ 2024-2025学年一线教师制作精品新课系列资料，已编校！ Unit4 Numbers 重点词汇及词性转换易错题100道 1．The electric bulb is a great .(invent) 2．There are (billion) of people in the city. 3． (not climb) too high! It’s dangerous. 4．Do you the importance of being an honest person? (real) 5．I didn’t (real) it was so late. 6．Don’t (laugh) at your classmates’ mistakes. 7． (arrive) at school on time, boys and girls! 8．She wants her boyfriend to buy a (gold) ring for her. 9． (thousand) of people became homeless because of the earthquake. 10．Please (bring) me some books. 11．Don’t (wasteful) your time. It’s so valuable. 12．Tom, (not answer) the phone while driving. It’s dangerous. 13．Finally, （add）a little salt and pepper in the soup. 14．It is to go sightseeing along the Bund at night in Shanghai. (amaze) 15．Linda often goes to the movies. She goes to the cinema (one) a week, every Friday. 16．Never (be) so lazy, or you will fail the exam. 17．Don’t (leave) the meeting until it’s over. 18．Let them (wash) their hands before lunch. 19．Don’t (be) late for school next time. 20．Let’s (go) home. It’s late now. 21． (drink) a glass of milk every day. It’s good for your health. 22． (reply) to me soon if you have the answer. 23． (give) us ten years and just see what our country will be like. 24．Look at the picture. The (five) girl is my sister. 25． (tell) me if you need my help at any time. 26． （description）what you saw just now. 27．After every detail was (check), Shenzhou-14 manned spaceship was sent up into space on June 5, 2022. 28．Mother is preparing for my grandfather’s (99) birthday party now. 29．I think environment can change my feelings, when it’s noisy and crowded. (especial) 30．How many ( golden) medals did your team win? 31．It’s hard to imagine (live) on the moon. 32．Lao She has been famous in China since the early century. (twenty) 33．He chose (solve) the difficult problem with his teammates. 34．There are over five (million) people living in the big city. 35．Can you imagine (live) in a lonely island? 36．It took us half an hour (complete) the research. 37．We’re at the story. (amaze) 38．One (million) is the number 1,000,000. 39．Don’t (pollution) the river. 40．The (live) things in nature depend on each other. 41．I think it’s a (live) fossil. 42．There are (thousand) of people in the meeting room. 43．At last, Danny only got (twenty) place in the competition. 44．We felt (amaze) when we saw the (amaze) man. 45．This way, please. The chemistry laboratory is on the floor of that new building. (four) 46．Look at and the things you see on your way — especially road signs and what they mean. (discussion) 47．The girl from the right in the picture is my best friend. (five) 48．Is your purpose (check) Tom’s homework? 49．A smart phone is a kind of (electron) product. 50． (not play) football in the street next time. It’s dangerous. 51．You (near) miss the bus. You should get up early this morning. 52．Children like fashions, (especial) girls. 53．In the Olympic Games, Liu Xiang ran with (amaze) speed and won the first place. 54．I felt very sad （part） with my Teddy bear. 55．The king was great, so all the soldiers followed his (instruct). 56． (hundred) of birds are flying to this green land for food. 57．Please don’t (pulling) the leaves off the trees to protect the nature. 58．Please (pointed ) out the big apples from all the apples in the bag. 59．Mr. Jackson lives on the floor, so he has a better view. (twenty) 60．The homework (check) twice so far. 61．Please (pointing) out your mistakes from your writing. 62．Do not (give) her too much homework because she is still a child. 63．Do you have enough time (develop) the new product? 64．I found two （three）of the students didn’t finish the homework. 65．You should follow these （instruct）as they tell you how to operate the machine. 66．Can you make a sentence （correct）in English? 67．The professor taught us how （calculation）at a fast speed. 68． （go）straight down the river, and you can see the farm on your left. 69．About one of the students can do sports every day.(five) 70．I love Rome (罗马), (especial) in spring. 71．All the tickets are (use) after the game, but we’ll keep them. 72．Tom, (not answer) the phone while driving. It’s not allowed. 73． (not add) too much water in the rice. 74．During the (19) Asian Games in Hangzhou, athletes from every part of the world gathered in Hangzhou for Hangzhou Asian Games to fight for their own country. 75． (mix) blue and yellow and we can get green. 76．In his ( forty), he began to learn to play the piano. 77．Tomorrow is my brother’s (seventeen) birthday. 78．It will be my Grandma’s birthday on Sunday. (sixty) 79．Could you guess the underlined word on the line of the passage? (twelve) 80．The building has eighteen floors, and I live on the (twelve) floor. 81．Some people call the brain a computer. (live) 82．The meeting room is on the floor in that building. (thirty) 83．John hopes he can keep his curiosity (好奇心) and study habits in university, and keep (challenge) himself to become a better person. 84．He plays soccer at least (two) a week. 85．We are so proud of our country because China is wealthier and more than ever before. (power) 86．A modern electronic can add, subtract, multiply and divide. (calculate) 87．—Why do you look so tired, Jerry? — (complete) the task, I worked day and night. 88．We are trying (solve) the problems so that we can finish the work on time. 89． (not take) photos here, sir! It’s bad for the things in the museum. 90． (plant) more trees, and the earth will become more and more beautiful. 91．I don’t know how (solve) this problem. Any advice for me? 92．Don’t (make) me laugh again, my throat is sore badly. 93． of people are sitting quietly in the hall and listening to the speech. （hundred） 94．Sandy, (not forget) to tell Millie to return the books to the library, will you? 95．As we all know, number is a historic by Indians. (invent) 96．The lady tried many times and managed to a new kind of biscuits. (invention) 97．Don’t (swim) in the river, please. 98．Parents are the first teachers of children, and they are the most models. (power) 99．Today is Tim’s (twenty) birthday. 100．At first, he didn’t (real) his mistake. 2 同步新教材，周周有练习，月月有重点！ 1 同步新教材，周周有练习，月月有重点！ 学科网（北京）股份有限公司 $$ 2024-2025学年一线教师制作精品新课系列资料，已编校！ 2024-2025学年一线教师制作精品新课系列资料，已编校！ Unit4 Numbers 重点词汇及词性转换易错题100道 1．The electric bulb is a great .(invent) 【答案】invention 【详解】句意：电灯是一项伟大的发明。分析句子结构可知，此空应为名词。invent名词形式为invention。故填invention。 2．There are (billion) of people in the city. 【答案】billions 【详解】句意：这个城市有几十亿人。空前无具体数字，空后有of，billion需加s。故填billions。 3． (not climb) too high! It’s dangerous. 【答案】Don’t climb 【详解】句意：不要爬得太高！这很危险。根据题干可知此处是祈使句的否定形式，结构为don’t+动词原形，故填Don’t climb。 4．Do you the importance of being an honest person? (real) 【答案】realize 【详解】句意：你意识到做一个诚实的人的重要性吗？根据“Do you ...”可知此处缺少谓语动词，realize“意识到”，动词，助动词do后跟动词原形。故填realize。 5．I didn’t (real) it was so late. 【答案】realize 【详解】句意：我没意识到这么晚了。此空为谓语动词，real的动词形式为realize，表示“意识到”。故填realize。 6．Don’t (laugh) at your classmates’ mistakes. 【答案】laugh 【详解】句意：不要嘲笑你同学的错误。laugh at“嘲笑”。助动词Don’t后加动词原形。故填laugh。 7． (arrive) at school on time, boys and girls! 【答案】Arrive 【详解】句意：男孩女孩们，准时到校！根据“...(arrive) at school on time, boys and girls!”可知，此句是祈使句的肯定形式，以动词原形开头，且句首字母需大写。故填Arrive。 8．She wants her boyfriend to buy a (gold) ring for her. 【答案】gold 【详解】句意：她想让男友给她买一枚金戒指。gold ring“金戒指”，是固定短语，故填gold。 9． (thousand) of people became homeless because of the earthquake. 【答案】Thousands 【详解】句意：成千上万的人因为地震而无家可归。thousands of“成千上万的”，句首首字母大写。故填Thousands。 10．Please (bring) me some books. 【答案】bring 【详解】句意：请给我带一些书。根据“Please”及语境可知，该句是祈使句；结合所给提示词可知，应用动词原形bring。故填bring。 11．Don’t (wasteful) your time. It’s so valuable. 【答案】waste 【详解】句意：不要浪费你的时间。它非常的宝贵。此句是否定祈使句，其结构是Don’t do sth.，wasteful是形容词，其动词形式是waste。故填waste。 12．Tom, (not answer) the phone while driving. It’s dangerous. 【答案】don’t answer 【详解】句意：汤姆，开车的时候不要接电话。太危险了。根据句意可知，本句是祈使句的否定形式，开头为don’t+动词原形。故填don’t answer。 13．Finally, （add）a little salt and pepper in the soup. 【答案】add 【详解】句意：最后，在汤里加点盐和胡椒粉。本句是祈使句，用动词原形，故填add。 14．It is to go sightseeing along the Bund at night in Shanghai. (amaze) 【答案】amazing 【详解】句意：晚上在上海沿着外滩观光真是太棒了。根据“It is”可知，需要形容词作表语，观光真是太棒了，amazing符合句意，故填amazing。 15．Linda often goes to the movies. She goes to the cinema (one) a week, every Friday. 【答案】once 【详解】句意：琳达经常去看电影。她每星期五去看一次电影。根据“every Friday”可知周五去一次，即once a week“一周一次”。故填once。 16．Never (be) so lazy, or you will fail the exam. 【答案】be 【详解】句意：不要这么懒，否则你会考不及格。此处是祈使句的否定形式，为“never+动词原形”，故填be。 17．Don’t (leave) the meeting until it’s over. 【答案】leave 【详解】句意：会议结束前不要离开。助动词Don’t后面应该接动词原形。故填leave。 18．Let them (wash) their hands before lunch. 【答案】wash 【详解】句意：让他们在午餐前洗手。let sb do sth意为“让某人做某事”，空处应填动词原形wash。故填wash。 19．Don’t (be) late for school next time. 【答案】be 【详解】句意：下次不要上学迟到了。这是一个祈使句的否定形式，don’t+动词原形be，故填be。 20．Let’s (go) home. It’s late now. 【答案】go 【详解】句意：我们回家吧。现在很晚了。根据Let’s可知，此处用let sb do sth的用法，此空应填原形，故填go。 21． (drink) a glass of milk every day. It’s good for your health. 【答案】Drink 【详解】句意：每天喝一杯牛奶。这对你的健康有好处。此处是祈使句的肯定形式，此空应填动词原形，故填Drink。 22． (reply) to me soon if you have the answer. 【答案】Reply 【详解】句意：如果你有答案，请尽快回复我。根据“...to me soon if you have the answer.”可知，这是表达一种请求和建议，故用祈使句，用reply“回复”动词原形开头，注意首字母大写。故填Reply。 23． (give) us ten years and just see what our country will be like. 【答案】Give 【详解】句意：给我们十年，看看我们的国家会是什么样子。本句是祈使句，谓语动词give用原形，句子开头首字母大写。故填Give。 24．Look at the picture. The (five) girl is my sister. 【答案】fifth 【详解】句意：看看这张图片。第五个女孩是我的妹妹。five“五”，基数词，表述数量。此处表示顺序，要用序数词，five的序数词形式为fifth。故填fifth。 25． (tell) me if you need my help at any time. 【答案】Tell 【详解】句意：如果你需要我的帮助，请随时告诉我。该句是祈使句，用动词原形Tell“告诉”置于句首。故填Tell。 26． （description）what you saw just now. 【答案】Describe 【详解】句意：描述一下你刚才看到了什么。此处是一个祈使句的肯定形式，此空应填动词原形describe“描述”，故填Describe。 27．After every detail was (check), Shenzhou-14 manned spaceship was sent up into space on June 5, 2022. 【答案】checked 【详解】句意：在检查了所有细节后，神舟十四号载人飞船于2022年6月5日发射升空。主语every detail与动词check之间是被动关系，此空应填过去分词与was构成一般过去时被动语态，故填checked。 28．Mother is preparing for my grandfather’s (99) birthday party now. 【答案】ninety-ninth 【详解】句意：母亲现在正在为我祖父的九十九岁生日聚会做准备。此处指“第99岁的生日”，表示顺序用序数词ninety-ninth。故填ninety-ninth。 29．I think environment can change my feelings, when it’s noisy and crowded. (especial) 【答案】especially 【详解】句意：我认为环境可以改变我的情绪，尤其是当它嘈杂和拥挤的时候。especial“特别的”，形容词，当其位于句首修饰when引导的时间状语从句时，需变成副词，词尾加ly。故填especially。 30．How many ( golden) medals did your team win? 【答案】gold 【详解】句意：您的团队赢得了多少金牌？短语gold medal表示“金牌”。故填gold。 31．It’s hard to imagine (live) on the moon. 【答案】living 【详解】句意：很难想象住在月球。考查短语“imagine doing sth.”由于所给词“live”，所以应是动名词living。故填living。 32．Lao She has been famous in China since the early century. (twenty) 【答案】twentieth 【详解】句意：老舍自二十世纪初以来就在中国很有名。根据“since the early ... century”并结合所给词可知，此处指二十世纪初，应该用序数词，twenty“二十”，基数词，序数词为twentieth。故填twentieth。 33．He chose (solve) the difficult problem with his teammates. 【答案】to solve 【详解】句意：他选择和队友一起解决这个难题。根据choose to do sth.“选择做某事”可知，此处要用不定式作宾语。故填to solve。 34．There are over five (million) people living in the big city. 【答案】million 【详解】句意：有五百多万人住在这个大城市里。根据“five...people”可知，指的是500万人，million与具体数字连用时，不加s。故填million。 35．Can you imagine (live) in a lonely island? 【答案】living 【详解】句意：你能想象在孤岛上的生活吗？根据“Can you imagine”可知，此处考查imagine doing sth“想象做某事”，因此所给词live“居住”需用动名词living作宾语。故填living。 36．It took us half an hour (complete) the research. 【答案】to complete 【详解】句意：我们花了半个小时才完成研究。it takes (sb.) +时间/金钱+to do sth.“花费时间/金钱去做某事”，固定搭配。故填to complete。 37．We’re at the story. (amaze) 【答案】 amazed amazing 【详解】句意：我们对这个惊人的故事感到惊讶。第一空在be动词后作表语，修饰人，用形容词amazed；第二空修饰名词story，修饰物，用形容词amazing，故填amazed；amazing。 38．One (million) is the number 1,000,000. 【答案】million 【详解】句意：一百万是数字1,000,000。million“百万”，有数词修饰时，不加s，如one million“一百万”；与of连用时，加s，millions of“数百万”。故填million。 39．Don’t (pollution) the river. 【答案】pollute 【详解】句意：不要污染河流。pollution“污染”，是名词，don’t后加动词原形。故填pollute。 40．The (live) things in nature depend on each other. 【答案】living 【详解】句意：自然界中的生物是相互依存的。考查形容词短语。living things“生物”，固定搭配。故填living。 41．I think it’s a (live) fossil. 【答案】living 【详解】句意：我认为这是一个活化石。分析句意可知，此处表示“一个活化石”，用a living fossil表示，living“活着的”，形容词。故填living。 42．There are (thousand) of people in the meeting room. 【答案】thousands 【详解】句意：在会议室里有成千上万的人。thousand”千“，空格前无具体数字，结合“of people”可知，此处使用thousands of，意为“成千上万的，数以千计的”。故填thousands。 43．At last, Danny only got (twenty) place in the competition. 【答案】twentieth 【详解】句意：最后，丹尼在比赛中只获得了第二十名。根据“got…place”可知，获得了第二十名，应用序数词形式，基数词twenty的序数词twentieth，故填twentieth。 44．We felt (amaze) when we saw the (amaze) man. 【答案】 amazed amazing 【详解】句意：当我们看到那个了不起的人时，感到很惊奇。根据“We felt...”可知，第一处修饰人，作表语，用amazed“感到惊奇的”。根据“when we saw the...man”可知，第二处强调带给人的情感，用形容词amazing“了不起的、令人惊奇的”作定语。故填amazed；amazing。 45．This way, please. The chemistry laboratory is on the floor of that new building. (four) 【答案】fourth 【详解】句意：请这边走。化学实验室在那栋新大楼的四楼。根据“The chemistry laboratory is on the...floor of that new building.”可知，此处指第四层楼，应使用序数词表示顺序。故填fourth。 46．Look at and the things you see on your way — especially road signs and what they mean. (discussion) 【答案】discuss 【详解】句意：看看并讨论你在路上看到的东西——尤其是路标和它们的含义。discussion“讨论”，是名词，此处是和Look at并列，应用动词原形discuss。故填discuss。 47．The girl from the right in the picture is my best friend. (five) 【答案】fifth 【详解】句意：图中右边第五个女孩是我最好的朋友。根据“The…girl from the right”可知，此处指第五个女孩，应用序数词表示顺序，five的序数词为fifth“第五”。故填fifth。 48．Is your purpose (check) Tom’s homework? 【答案】to check 【详解】句意：你的目的是检查汤姆的作业吗？check动词，意为“检查”；分析句子及所给词，填空处应为动词不定式to check作表语。故填to check。 49．A smart phone is a kind of (electron) product. 【答案】electronic 【详解】句意：智能手机是一种电子产品。修饰名词product用形容词electronic“电子的”。故填electronic。 50． (not play) football in the street next time. It’s dangerous. 【答案】Don’t play 【详解】句意：下次不要在街上踢足球了。很危险。本句是否定祈使句，且结构为：Don’t+动词原形+其他。故填Don’t play。 51．You (near) miss the bus. You should get up early this morning. 【答案】nearly 【详解】句意：你差点错过公共汽车。你今天早上应该早起。near“接近的”，是形容词。根据题干可知此处是指差点错过公共汽车，应用副词nearly“几乎，差点”。故填nearly。 52．Children like fashions, (especial) girls. 【答案】especially 【详解】句意：孩子们喜欢时尚，尤其是女孩。根据“Children like fashions…girls”可知，此处指强调尤其是女孩，用副词especially“尤其”。故填especially。 53．In the Olympic Games, Liu Xiang ran with (amaze) speed and won the first place. 【答案】amazing 【详解】句意：在奥运会上，刘翔以惊人的速度赢得了第一名。amaze“使惊奇”，动词，此处是作定语修饰speed，应用amazing“令人惊奇的”，故填amazing。 54．I felt very sad （part） with my Teddy bear. 【答案】to part 【详解】句意：与我的泰迪熊分开，我感到很难过。feel sad to do sth“做某事感到难过”，不定式表示原因。to后跟动词原形part。part with“与……分开”。故填to part。 55．The king was great, so all the soldiers followed his (instruct). 【答案】instructions 【详解】句意：国王很伟大，所以所有的士兵都听从了他的指示。根据空前的形容词性物主代词“his”可知，空处应为名词，动词instruct意为“指导，说明，指示” ，其名词形式为instruction意为“指示，说明，命令”，为可数名词，结合句意可知此处表泛指，故填instructions。 56． (hundred) of birds are flying to this green land for food. 【答案】Hundreds 【详解】句意：成百上千的鸟正飞往这片绿地觅食。根据短语搭配“ hundreds of +名词复数”成百上千的……，因在句首，所以首字母大写。故填Hundreds。 57．Please don’t (pulling) the leaves off the trees to protect the nature. 【答案】pull 【详解】句意：为了保护自然，请不要把树叶从树上扯下来。根据句子结构和英文提示，可知本句空前有助动词don’t，后面用动词原形“pull”，表示“拽，拉”。故填pull。 58．Please (pointed ) out the big apples from all the apples in the bag. 【答案】point 【详解】句意：请在袋子里的所有的苹果中指出大的苹果。所给单词pointed是point的过去式，point out意为“指出”，根据空前面有please可知，后面应该用动词原形，构成祈使句。故填point。 59．Mr. Jackson lives on the floor, so he has a better view. (twenty) 【答案】twentieth 【详解】句意：Jackson先生住在二十层楼，所以他视野更好。根据“Mr. Jackson lives on the…floor”可知，是住在第二十层楼，所以应填序数词twentieth表示顺序。故填twentieth。 60．The homework (check) twice so far. 【答案】has been checked 【详解】句意：到目前为止，作业已经检查过两次了。主语“The homework”与动词check之间是动宾关系，结合“so far”可知用现在完成时的被动语态，其结构为have/has been done。主语是不可数名词，助动词用has。故填has been checked。 61．Please (pointing) out your mistakes from your writing. 【答案】point 【详解】句意：请从你的写作中指出你的错误。根据“please”可知后接动词原形形式。point out意为“指出”，为固定短语。故填point。 62．Do not (give) her too much homework because she is still a child. 【答案】give 【详解】句意：不要给她太多的家庭作业，因为她还是个孩子。此处是don’t开头的祈使句，动词应用原形，故填give。 63．Do you have enough time (develop) the new product? 【答案】to develop 【详解】句意：你有足够的时间来研发新产品吗？根据句子可知，短语“have time to do sth.”，意为“有时间做某事”，故填to develop。 64．I found two （three）of the students didn’t finish the homework. 【答案】thirds 【详解】句意：我发现三分之二的学生没有完成家庭作业。此处为分数表达，为“基数词表示分子，序数词表示分母，当分子大于1时，分母需要使用复数形式”，所以“三分之二”应是 two thirds。故填thirds。 65．You should follow these （instruct）as they tell you how to operate the machine. 【答案】instructions 【详解】句意：你应该参考这些说明，因为它们告诉你如何操作这台机器。根据“as they tell you how to operate the machine”可知，表示按照说明操作机器，空处应填名词作宾语。instruct“指导”，动词，对应名词为instruction“用法说明”，these后接其复数形式。故填instructions。 66．Can you make a sentence （correct）in English? 【答案】correctly 【详解】句意：你能用英语正确地造句吗？此空修饰动词短语“make a sentence”，应填副词correctly“正确地”，故填correctly。 67．The professor taught us how （calculation）at a fast speed. 【答案】to calculate 【详解】句意：教授教我们如何快速计算。calculation“计算”，是名词。此处是“疑问词+动词不定式”作宾语的结构，calculate“计算”，是动词。故填to calculate。 68． （go）straight down the river, and you can see the farm on your left. 【答案】Go 【详解】句意：顺河直走，你就能看到农场在你的左边。go“走”。结合语境和“and you can see the farm on your left”可知，此处考查的是“祈使句+and+完整句子”的结构，故空处应用动词原形，句子第一个单词首字母g要大写。故填Go。 69．About one of the students can do sports every day.(five) 【答案】fifth 【详解】句意：大约五分之一的学生每天都能做运动。表达分数：基数词作分子，序数词作分母，one fifth“五分之一”。故填fifth。 70．I love Rome (罗马), (especial) in spring. 【答案】especially 【详解】句意：我喜欢罗马，尤其是在春天。根据“I love Rome,…in spring”以及所给词汇可知，此处用副词“especially尤其”修饰整个句子，表示强调。故填especially。 71．All the tickets are (use) after the game, but we’ll keep them. 【答案】useless 【详解】句意：在比赛后所有的票都是没用的，但是我们将保存它们。根据are可知主系表结构，需要填入形容词，来作表语。根据“after game”可知票是无用的。故填useless。 72．Tom, (not answer) the phone while driving. It’s not allowed. 【答案】don’t answer 【详解】句意：汤姆，开车时不要接电话。这是不允许的。分析句子可知，此处是祈使句的否定形式don’t+动词原形。故填don’t answer。 73． (not add) too much water in the rice. 【答案】Don’t add 【详解】句意：米饭里不要加太多水。分析句子结构可知，这是祈使句的否定句，结构为“don’t+动词原形”。故填Don’t add。 74．During the (19) Asian Games in Hangzhou, athletes from every part of the world gathered in Hangzhou for Hangzhou Asian Games to fight for their own country. 【答案】nineteenth 【详解】句意：在杭州的第十九届亚运会期间，来自世界每个地方的运动员因为杭州亚运会聚集在杭州，为他们自己的国家而战。根据所给词是数词，所以横线上应是序数词，表示第十九届亚运会。故填nineteenth。 75． (mix) blue and yellow and we can get green. 【答案】Mix 【详解】句意：把蓝色和黄色混合，我们就得到绿色。根据“and we can get green.”可知，此处是祈使句+and/or+陈述句的考点。祈使句用动词原形开头，故填Mix。 76．In his ( forty), he began to learn to play the piano. 【答案】forties 【详解】句意：在他四十多岁的时候，他开始学习弹钢琴。根据所给单词提示以及“In his…”可知，此处用in one’s+基数词复数表示“在某人几十多岁时”，应该用forty的复数形式。故填forties。 77．Tomorrow is my brother’s (seventeen) birthday. 【答案】seventeenth 【详解】句意：明天是我哥哥的十七岁生日。根据所给单词和“brother’s...birthday”可知考查“某人……岁生日”，结构为one’s+序数词+birthday，“seventeen”序数词为seventeenth。故填seventeenth。 78．It will be my Grandma’s birthday on Sunday. (sixty) 【答案】sixtieth 【详解】句意：星期日将是我奶奶的六十岁生日。此处修饰名词birthday，表示“第几个生日”，需用序数词；sixty“六十”，基数词；sixtieth“第六十”，序数词。故填sixtieth。 79．Could you guess the underlined word on the line of the passage? (twelve) 【答案】twelfth 【详解】句意：你能猜出文章第十二行划线的单词吗？twelve“十二”，基数词；空前有定冠词the，且空后line为单数形式，此处应用序数词twelfth“第十二”，表顺序，意为“文章的第十二行”。故填twelfth。 80．The building has eighteen floors, and I live on the (twelve) floor. 【答案】twelfth 【详解】句意：这建筑有18层，我住在第12层。根据题干是指住在第12层，需要变为序数词。故填twelfth。 81．Some people call the brain a computer. (live) 【答案】living 【详解】句意：有些人把大脑称为活的电脑。根据“a...computer”可知，指的是活的电脑，living“活的，活着的”，形容词作定语。故填living。 82．The meeting room is on the floor in that building. (thirty) 【答案】thirtieth 【详解】句意：会议室在那栋楼的三十层。根据“on the...floor”和提示词汇可知，那栋楼的第三十层是会议室，“the+序数词”表示“第几”，表顺序，空处需填序数词，thirtieth“第三十”为基数词thirty的序数词。故填thirtieth。 83．John hopes he can keep his curiosity (好奇心) and study habits in university, and keep (challenge) himself to become a better person. 【答案】challenging 【详解】句意：约翰希望他能在大学里保持好奇心和学习习惯，不断挑战自己，成为一个更好的人。keep doing sth.“继续做某事”，是固定短语，故填challenging。 84．He plays soccer at least (two) a week. 【答案】twice 【详解】句意：他每周至少踢两次足球。two表示“两个” ，twice表示“两次”，twice a week表示“一周两次”，故填twice。 85．We are so proud of our country because China is wealthier and more than ever before. (power) 【答案】powerful 【详解】句意：我们是如此为我们的国家而骄傲，因为中国比以往任何时候都更富有和强大。根据“China is wealthier and more”可知，此处为比较级句式，因前有more，故此处应用形容词原形。power意为“权利；能力”，形容词形式powerful意为“强大的；强有力的”。故填powerful。 86．A modern electronic can add, subtract, multiply and divide. (calculate) 【答案】calculator 【详解】句意：现代电子计算器能加、减、乘、除。calculate表示“计算”，是动词，空处作主语，应用名词calculator“计算器”，被a修饰，应用单数，故填calculator。 87．—Why do you look so tired, Jerry? — (complete) the task, I worked day and night. 【答案】To complete 【详解】句意：——杰瑞，你为什么看起来这么累？——为了完成任务，我夜以继日地工作。complete“完成”，根据“the task, I worked day and night.”可知，“夜以继日地工作”的目的是“为了完成任务”，应该用动词不定式作目的状语。故填To complete。 88．We are trying (solve) the problems so that we can finish the work on time. 【答案】to solve 【详解】句意：我们正在设法解决这些问题，以便能按时完成工作。根据“so that we can finish the work on time”可知，我们正在努力解决问题，try to do sth.“尽力做某事”，此处应用不定式作宾语。故填to solve。 89． (not take) photos here, sir! It’s bad for the things in the museum. 【答案】Don’t take 【详解】句意：先生，不要在这里拍照。它对博物馆里的东西有害。根据“It’s bad for the things in the museum.”可知，句子是否定的祈使句，结构为“Don’t+动词原形+其他”。故填Don’t take. 90． (plant) more trees, and the earth will become more and more beautiful. 【答案】Plant 【详解】句意：种更多的树，地球将变得越来越美丽。根据“more trees, and the earth will become more and more beautiful.”可知，此处是“祈使句+and+陈述句”的结构，此空应填动词原形，故填Plant。 91．I don’t know how (solve) this problem. Any advice for me? 【答案】to solve 【详解】句意：我不知道怎么解决这个问题。有什么建议给我吗？根据“I don’t know how”可知，此处是“疑问词+不定式”作宾语，因此空处用不定式。故填to solve。 92．Don’t (make) me laugh again, my throat is sore badly. 【答案】make 【详解】句意：别再逗我笑了，我的喉咙疼得厉害。本句为否定的祈使句：Don’t+动词原形。故填make。 93． of people are sitting quietly in the hall and listening to the speech. （hundred） 【答案】Hundreds 【详解】句意：成百上千的人安静地坐在大厅里听演讲。本题考查hundred的用法，基数词+hundred+复数名词，表示具体的数量，数目；hundreds of +复数名词，表示“数以百计的，成百上千的”表示模糊的数量，形容数量多。根据本题要填的hundred前没有基数词，故考虑表示模糊的数量，使用hundreds of。故填Hundreds。 94．Sandy, (not forget) to tell Millie to return the books to the library, will you? 【答案】don’t forget 【详解】句意：Sandy，别忘了告诉Millie把书还给图书馆，好吗？由“will you”判断此处是祈使句；结合所给词可知，此处是否定祈使句，结构为don’t+动词原形。故填don’t forget。 95．As we all know, number is a historic by Indians. (invent) 【答案】invention 【详解】句意：众所周知，数字是印度人的一项历史性发明。根据“number is a historic ...”可知，此处应填入名词单数；invent“发明”，动词，其名词为invention。故填invention。 96．The lady tried many times and managed to a new kind of biscuits. (invention) 【答案】invent 【详解】句意：这位女士尝试了很多次并且设法发明一种新饼干。动词不定式符号to后应用动词原形invent“发明”。故填invent。 97．Don’t (swim) in the river, please. 【答案】swim 【详解】句意：请不要在河里游泳。根据“Don’t”和“please”可知，句子为祈使句的否定形式，don’t后接动词原形；swim“游泳”，动词原形，符合语境。故填swim。 98．Parents are the first teachers of children, and they are the most models. (power) 【答案】powerful 【详解】句意：父母是孩子的第一任老师，他们是最强大的榜样。修饰名词models用形容词powerful“强大的”，与空格前的the most构成形容词最高级。故填powerful。 99．Today is Tim’s (twenty) birthday. 【答案】twentieth 【详解】句意：今天是蒂姆的二十岁生日。根据语境和空后的单数名词“birthday（生日）”可知，此处指的是“第二十个生日”，应用序数词，表示顺序；twenty的序数词“twentieth”。故填twentieth。 100．At first, he didn’t (real) his mistake. 【答案】realize/realise 【详解】句意：一开始，他没有意识到他的错误。didn’t后接动词原形，根据“At first, he didn’t ... (real) his mistake.”可推出是没有意识到错误，用real的动词形式realize或realise表示“意识到”。故填realize/realise。 2 同步新教材，周周有练习，月月有重点！ 7 同步新教材，周周有练习，月月有重点！ 学科网（北京）股份有限公司 $$