Unit 7 Charities单元高分避坑·易混易错必刷 80 题-2025-2026 学年译林版八年级下册英语

**基本信息** 聚焦Unit 7慈善主题，整合词汇、语法、语篇多维训练，通过80题系统突破易错易混点，强化语言应用与文化意识。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |单项选择|20题|考查动词短语、介词搭配、冠词等|从基础词汇辨析到语法规则应用，覆盖慈善主题核心表达| |语法填空|10题|单句语法填空，侧重时态、语态、非谓语|以Orbis慈善案例为载体，串联被动语态、固定搭配等语法点| |选词填空|10题|语篇填空，涉及动词、名词等词性转换|围绕Operation Smile真实案例，强化慈善相关词汇语境应用| |完形填空|30题（2篇）|语篇理解与词汇辨析，主题为志愿服务与慈善意义|从个体志愿经历到慈善价值探讨，提升语篇分析与思维品质| |完成句子|10题|汉译英及句型转换，含被动语态等语法点|结合慈善场景，巩固“看病就医”“捐赠帮助”等功能句型|

深耕单元易错・精准避坑提分 译林版（2024）八年级下册Unit 7 Charities 易错易混必刷80题 学校：______________ 班级：______________ 姓名：______________ （考试时间：60分钟 总分：100分） 一、单项选择（共20小题；每小题1分，满分20分） 从每小题所给的A、B、C、D四个选项中，选出可以填入空白处的最佳选项。 ( )1．The main job of the volunteers is to ________ food and clothes to the homeless people. A．put out B．work out C．hand out D．find out ( )2．This organization provides free food and clothes ________ the poor. A．for B．with C．to D．from ( )3．—Do you know ________ ORBIS? —Yes, it’s ________ international charity fighting for blind people. A．/; an B．a; the C．an; / D．the; an ( )4．The charity show ________ next Sunday to collect money for poor children. A．hold B．held C．will hold D．will be held ( )5．We should hand out ________ to tell people about eye care. A．leaflets B．papers C．books D．dictionaries ( )6．You can call me ________ if you need help. A．directly B．really C．recently D．clearly ( )7．—What subjects do you study besides Chinese and maths? —________ them, I also learn English, history and geography. A．Except B．Beside C．Without D．Besides ( )8．—I have prepared your favourite cake for your birthday. —Wow! I’m so ________ to you. It’s really a big surprise. A．careful B．harmful C．grateful D．useful ( )9．Two ________ dollars is enough to buy the bike, but I can’t afford ________ it. A．hundreds; to buy B．hundreds; buy C．hundred; to buy D．hundred; buy ( )10．We benefit a lot ________ the speech given ________ the science engineer. A．from; by B．with; from C．from; from D．by; by ( )11．The main ________ of this charity project is to help the blind children get free eye operations. A．aim B．course C．secret D．subject ( )12．—Tom, why didn’t you join our school picnic yesterday? —I had to finish my math homework. I really _______ a lot of fun! A．took part in B．missed out on C．looked forward to D．kept away from ( )13．—I’ve already bought fruit, snacks and drinks for the picnic. —Don’t forget to prepare some wet wipes (湿巾) ________. The ground might be dirty and we’ll need to clean our hands. A．in fact B．in addition C．in short D．in return ( )14．Many patients ________ by the volunteer doctors on the flying hospital every year. They feel so lucky. A．cure B．cured C．are cured D．were cured ( )15．The charity ________ in 1938 and it has helped millions of women and children so far. A．founded B．was founded C．is founded D．found ( )16．When the big ship Titanic fell down into the sea, there were over 2, 200 people ________. And only about 700 of them survived. A．in board B．on the board C．in the board D．on board ( )17．— How is the medical ________ going in your country, Phillip? —So far, so good. But more money will be needed________the work. A．treat; carry on B．treatment; carry on with C．treat; carry out D．treatment; to carry on with ( )18．The ________ asked the doctor many questions about the medical team. A．patient B．interviewer C．champion D．organization ( )19．Many schools ________ during World War Ⅱ. So UNICEF acted as a powerful ________ of children’s rights around the world. A．destroyed; progress B．destroyed; healthcare C．were destroyed; champion D．were destroyed; benefit ( )20．Dr Ma has performed ten ________, but more patients need ________. A．operate; operations B．operations; operating on C．operations; operated on D．operates; to be operated 二、 语法填空（共10小题；每小题1分，满分10分） 阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。 Orbis is a famous charity. It 1．  (start) in 1982. It helps people with eye problems. Over one billion people around the world 2．  (suffer) from eye problems. Many of them can’t afford 3．  (go) to hospital. Orbis uses a plane 4．  a hospital. On the plane, doctors do operations 5．  patients. Local doctors 6．  (invite) on board to learn new skills. Last year, over 38,000 eye care training classes 7．  (hold). Dr Ma is an Orbis doctor. During his last visit, 150 patients 8．  (operate) on. He is proud 9．  helping people see again. Orbis needs more money 10．  carry on with its work. 三、选词填空（共10小题；每小题2分，满分20分） 阅读下面短文，从方框中选择适当的单词或短语，并用其正确形式填空。每个单词或短语限用一次。 afford   born   because   by   attention   goal   found   meaningful   successfully   provide Operation Smile was 1．  in 1982. It is an international charity that 2．  free surgeries for children who were born with cleft lips and palates (腭裂). Every year, thousands of such children are helped because they can’t 3．  the expensive medical care. A true story comes from South Africa. Zivezile, a 36-year-old man, was 4．  with a cleft condition. For a long time, he was bullied (霸凌) 5．  of his appearance (外貌). But then, after his free surgery was performed 6．  Operation Smile, his whole life was changed. “People can no longer recognize me. I’m able to go anywhere without fear,” he said joyfully with a big smile on his face. More and more children are being saved each year through this 7．  program. So far, Operation Smile has 8．  treated over 350,000 children worldwide. More and more people all over the world are paying 9．  to this organization and taking part in its activities to help children in need. In the future, the organization hopes to offer its services to even more remote areas where help is needed most. That is the most important 10．  they are working towards today. 四、完形填空（共两篇，每篇15小题；每小题1分，满分30分） 阅读下面短文，掌握其大意，然后从各题所给的A、B、C、D四个选项中，选出最佳选项。 A篇 When you hear the word “volunteering”, what do you think of it? You may think volunteering is to         1         others without money. But the experience of helping others can be more meaningful than         2        . A few months ago, I learnt that the city food bank needed some         3        . I used to be the organizer in my group of friends. So, I sent letters to 10 friends. I’d like to         4         a group that would volunteer to make and serve dinner for disabled people. I wanted to         5        my friends to be part of the group. Almost all of my friends         6        . One day, several of my friends brought some food and helped prepare the meal. “I felt good when I saw the         7         people get the food!” said one friend. Later,         8         friend made a list (清单) about serving,         9         we could do it quickly and easily. Now each month there are new         10         that join the group. One woman         11         invited another group of her friends to serve. It’s hard to imagine that simple letters asking friends to help have made a great         12        . At first, I just wanted to be an organizer. Now, I         13         my idea. I also love to work         14         a volunteer, because I can get more joy from the happy faces of disabled people. So, volunteering is a good way to make the world         15        . Do you want to join us? ( )1．A．help B．play C．rest D．carry ( )2．A．food B．time C．money D．milk ( )3．A．nurses B．volunteers C．players D．passengers ( )4．A．set up B．cheer up C．give up D．clean up ( )5．A．take B．move C．invite D．teach ( )6．A．refused B．agreed C．stayed D．left ( )7．A．disabled B．deaf C．proper D．kind ( )8．A．the other B．others C．other D．another ( )9．A．but B．so C．because D．or ( )10．A．books B．hands C．faces D．climbers ( )11．A．still B．hardly C．only D．even ( )12．A．mistake B．difference C．decision D．plan ( )13．A．keep B．get C．change D．open ( )14．A．as B．of C．to D．in ( )15．A．better B．worse C．quieter D．smaller B篇 Charity is not just about         1         money. It is a warm light that         2         the lives of others. Many people think that only rich people can do charity work, but this is not         3        . Everyone is able to make a difference with small acts of         4        . Maria is a middle school student. She lives in a small village. Some kids in her village         5         from poor family conditions. They can’t         6         new books or school things. When Maria found this, she decided to do something to help them. She         7         leaflets around her school and asked her classmates to donate their used books and stationery. Soon, lots of supplies were collected. These things         8         to the village children every weekend. At first, some kids felt shy to receive help. But Maria told them that being helped was nothing to feel bad about, and they could also learn to help others when they         9         up. Slowly, they became confident and         10         to the kind students. Later, Maria set up a small charity group. More and more teenagers         11         to join it. They not only give away school things, but also visit lonely elderly people in the neighborhood. The old people are always glad when they         12        . Sometimes, stories and experiences         13         between the young volunteers and the elders. “Charity means caring for people around us,” Maria said. “We don’t need great power or much money. What really         14         is our love and care. Many problems in the world are prevented because of the work of volunteers. We hope more people will realize that small efforts can change the world.” Now the group keeps working all the time. They believe that as long as everyone spreads warmth, the whole world will be filled with sunshine. No matter how ordinary we are, we can play a part in making the world a         15         place. ( )1．A．giving B．taking C．borrowing D．wasting ( )2．A．darkens B．brightens C．troubles D．divides ( )3．A．wrong B．real C．true D．strange ( )4．A．courage B．luck C．spirit D．kindness ( )5．A．suffer B．protect C．learn D．escape ( )6．A．lend B．afford C．return D．carry ( )7．A．looked out B．put out C．handed out D．took out ( )8．A．are sent B．send C．sent D．were sent ( )9．A．wake B．stand C．grow D．get ( )10．A．strict B．grateful C．angry D．rude ( )11．A．were invited B．invited C．invite D．are invited ( )12．A．reach B．arrive C．leave D．miss ( )13．A．are shared B．share C．shared D．were shared ( )14．A．improves B．solves C．matters D．achieves ( )15．A．quieter B．busier C．colder D．better 五、完成句子（共10小题；每小题2分，满分20分） A. 根据汉语提示补全句子，每空一词。（第1-6小题） 1．每年有很多心脏病患者在这家医院做手术。 Many people with heart disease ________ ________ ________ in this hospital every year. 2．除了英语，她在学校还学习法语和日语。 ________ ________ ________ English, she also learns French and Japanese at school. 3．它是中国历史最悠久、最有影响力的慈善机构之一。 It’s one of the oldest and ________ ________ ________ in China. 4．全世界有超过10亿人患有不同类型的眼疾，其中约90%的病例是可以预防或治愈的。 Over one billion people around the world are ________ ________ different kinds of eye problems, and about 90 per cent of these cases ________ ________ ________ ________ ________. 5．一些人不能去看病是因为他们没钱支付医疗费。 Some people can’t ________ ________ ________ because they have no money for the ________ ________. 6．铃响之后，老师开始分发试卷。 After the bell rang, the teacher began to _________ _________ the exam papers. B. 按要求改写句子，每空一词。（第7-10小题） 7．They hid a great deal of treasure under the tree when they left. (改为被动语态并对划线部分提问) ________ ________ ________ under the tree ________ them when they left? 8．The boy is so weak that he can’t walk for a long time. (改为同义句) The boy is ________ weak ________ walk for a long time. 9．You should eat more vegetables. (改为被动语态)    More vegetables ________ ________ __________ by you. 10．The Class 1 students sent new books to children in need. (主动语态转被动语态) → New books ________ ________ to children in need ________ the Class 1 students. ( 第 1 页 共 2 页 ) 学科网（北京）股份有限公司 $ 答案解析 一、单项选择（共20小题；每小题1分，满分20分） 1.答案：C。解析：hand out 意为“分发”，句意为志愿者的主要工作是给无家可归的人分发食物和衣物；A.put out 熄灭，B.work out 算出、解决，D.find out 查明，均不符合语境。 2.答案：A。解析：固定搭配provide sth. for sb. = provide sb. with sth.，本句宾语为free food and clothes，因此用介词for，故选A。 3.答案：A。解析：ORBIS是专有机构名称，专有名词前一般不加冠词；第二空后international是以元音音素开头的单词，表“一个国际慈善机构”，用不定冠词an，故选A。 4.答案：D。解析：主语the charity show（慈善演出）与动词hold是被动关系，结合时间状语next Sunday可知用一般将来时的被动语态will be held，故选D。 5.答案：A。解析：leaflets意为“传单”，句意为我们应该分发传单来宣传眼部保健；B.papers 纸张、论文，C.books 书籍，D.dictionaries 字典，均不符合“宣传知识”的语境。 6.答案：A。解析：directly意为“直接地”，call me directly 表示“直接联系我”；B.really 真正地，C.recently 最近，D.clearly 清晰地，语义均不匹配。 7.答案：D。解析：besides意为“除……之外（还有）”，包含后面提及的事物，符合句中“除了语文、数学，还学英语等科目”的语境；A.except 除……之外（不包含），B.beside 在……旁边，C.without 没有，均错误。 8.答案：C。解析：grateful意为“感激的”，be grateful to sb. 是固定搭配，意为“对某人心存感激”；A.careful 小心的，B.harmful 有害的，D.useful 有用的，均不符合语境。 9.答案：C。解析：hundred前有具体数字two时，hundred用单数形式，不加s；固定搭配can't afford to do sth. 意为“负担不起做某事”，故选C。 10.答案：A。解析：固定搭配benefit from 意为“从……中受益”；第二空by用于被动语态后，引出动作的执行者the science engineer，故选A。 11.答案：A。解析：aim意为“目标、目的”，the main aim 表示“主要目标”，符合句意；B.course 课程，C.secret 秘密，D.subject 科目，均不符合。 12.答案：B。解析：miss out on 意为“错失（乐趣、机会）”，句意为我昨天错过了很多乐趣；A.took part in 参加，C.looked forward to 期待，D.kept away from 远离，均错误。 13.答案：B。解析：in addition 意为“此外、另外”，用于补充内容，句意为别忘了另外准备湿巾；A.in fact 事实上，C.in short 总之，D.in return 作为回报，语义不符。 14.答案：C。解析：主语Many patients（病人）与cure是被动关系，结合时间状语every year可知用一般现在时的被动语态are cured，故选C。 15.答案：B。解析：主语the charity与found（创立）为被动关系，时间状语in 1938表示过去，因此用一般过去时的被动语态was founded；found原形含义为“创立”，find过去式found（找到），注意区分词义。 16.答案：D。解析：固定短语on board 意为“在船上、飞机上、火车上”，无in board / on the board等错误搭配，故选D。 17.答案：D。解析：第一空medical是形容词，后接名词treatment（治疗），treat为动词，可排除A、C；固定搭配need sth. to do sth.以及carry on with 意为“继续开展”，故选D。 18.答案：B。解析：interviewer意为“采访者”，句意为这位采访者向医生询问了很多关于医疗队的问题；A.patient 病人，C.champion 拥护者、冠军，D.organization 机构，均不符合语境。 19.答案：C。解析：主语Many schools与destroy是被动关系，结合World War Ⅱ可知用一般过去时的被动语态were destroyed；第二空champion意为“拥护者、捍卫者”，children’s rights 意为“儿童权益”，语义匹配，故选C。 20.答案：C。解析：第一空ten后接可数名词复数operations（手术）；第二空固定搭配need to be operated on / need operating on，主语patients与operate on是被动关系，故选C。 二、语法填空（共10小题；每小题1分，满分10分） 1.答案：was started。解析：主语It（代指Orbis）与start是被动关系，时间状语in 1982为过去时间，使用一般过去时的被动语态was started。 2.答案：are suffering / suffer。解析：本句描述当下客观现状，可用一般现在时suffer；也可用现在进行时are suffering，强调现阶段持续存在的状态。 3.答案：to go。解析：固定搭配can't afford to do sth. 意为“负担不起做某事”，此处用动词不定式作宾语。 4.答案：as。解析：固定搭配use sth. as sth. 意为“把某物用作某物”，句意为奥比斯将一架飞机用作医院。 5.答案：on。解析：固定搭配do operations on patients 意为“给病人做手术”，是固定介词搭配。 6.答案：are invited。解析：主语Local doctors（当地医生）与invite是被动关系，通篇为一般现在时，故用一般现在时的被动语态are invited。 7.答案：were held。解析：主语training classes与hold是被动关系，时间状语Last year表示过去，使用一般过去时的被动语态were held。 8.答案：were operated。解析：主语150 patients与operate on是被动关系，结合During his last visit（上一次走访）可知用一般过去时的被动语态were operated。 9.答案：of。解析：固定搭配be proud of 意为“为……感到自豪”，是固定介词搭配。 10.答案：to。解析：固定搭配need sth. to do sth. 意为“需要某物来做某事”，此处动词不定式表目的。 三、选词填空（共10小题；每小题2分，满分20分） 词库：afford, born, because, by, attention, goal, found, meaningful, successfully, provide 1.答案：founded。解析：主语Operation Smile与found（创立）为被动关系，本句为一般过去时的被动语态，故填founded。 2.答案：provides。解析：先行词it指代慈善机构，为单数，通篇为一般现在时，provide free surgeries 意为“提供免费手术”，故填provides。 3.答案：afford。解析：情态动词can't后接动词原形，can't afford the medical care 意为“负担不起医疗费用”，符合语境。 4.答案：born。解析：固定搭配be born with 意为“天生具有……”，此处表示天生患有唇腭裂，故填born。 5.答案：because。解析：固定搭配because of 意为“因为、由于”，后接名词短语his appearance，故填because。 6.答案：by。解析：被动语态中，by用于引出动作的执行者Operation Smile，故填by。 7.答案：meaningful。解析：形容词修饰名词program，meaningful意为“有意义的”，符合语境。 8.答案：successfully。解析：副词successfully修饰动词treated，意为“成功救治”，故填successfully。 9.答案：attention。解析：固定搭配pay attention to 意为“关注”，为固定短语，故填attention。 10.答案：goal。解析：形容词important后接名词，goal意为“目标”，句意为这是他们当下努力奋斗的最重要目标，故填goal。 四、完形填空（共两篇，每篇15小题；每小题1分，满分30分） A篇 1.答案：A。解析：help others 意为“帮助他人”，志愿者的定义就是无偿帮助别人；B.play 玩耍，C.rest 休息，D.carry 搬运，均不符合词义。 2.答案：C。解析：前文提到volunteering是without money（无偿），本句表示助人的经历比金钱更有意义；A.food 食物，B.time 时间，D.milk 牛奶，均不符。 3.答案：B。解析：food bank（食物赈济处）需要志愿者，结合全文主题volunteering可确定答案；A.nurses 护士，C.players 运动员，D.passengers 乘客，均错误。 4.答案：A。解析：set up a group 意为“组建一个团队”；B.cheer up 使振奋，C.give up 放弃，D.clean up 打扫，均不符合句意。 5.答案：C。解析：invite sb. to do sth. 意为“邀请某人做某事”，作者想要邀请朋友加入团队；A.take 带走，B.move 移动，D.teach 教，语义不符。 6.答案：B。解析：根据后文众人一起准备食物可知，几乎所有朋友都同意参与；A.refused 拒绝，C.stayed 停留，D.left 离开，均错误。 7.答案：A。解析：前文提到为残疾人准备餐食，disabled people 意为“残疾人”；B.deaf 失聪的，C.proper 合适的，D.kind 善良的，均不符合语境。 8.答案：D。解析：another后接单数名词，泛指“另一个（三者及以上）”，another friend 表示“另一位朋友”；A.the other 两者中的另一个，B.others 代词，后不接名词，C.other 后接可数名词复数。 9.答案：B。解析：前半句“列清单”，后半句“我们可以快速轻松地完成工作”，前后为因果关系，so意为“因此”；A.but 转折，C.because 原因，D.or 选择，均错误。 10.答案：B。解析：new hands 此处引申为“新成员、新人”，每月都有新成员加入团队；A.books 书籍，C.faces 面孔，D.climbers 攀登者，均不符。 11.答案：D。解析：even意为“甚至”，表示递进，一位女士甚至邀请了自己的另一群朋友前来服务；A.still 仍然，B.hardly 几乎不，C.only 仅仅，均错误。 12.答案：B。解析：固定搭配make a great difference 意为“产生巨大影响、发挥很大作用”，为高频短语；A.mistake 错误，C.decision 决定，D.plan 计划，均不搭配。 13.答案：C。解析：前文说一开始只想做组织者，现在想法发生了改变；A.keep 保持，B.get 得到，D.open 打开，均不符合语境。 14.答案：A。解析：固定搭配work as a volunteer 意为“担任志愿者、以志愿者的身份工作”，as表示“作为”。 15.答案：A。解析：结合主旨，志愿活动让世界变得更美好；B.worse 更糟糕，C.quieter 更安静，D.smaller 更小，均错误。 B篇 1.答案：A。解析：give money 意为“捐钱”，句意：慈善不只是捐钱；B.taking 拿走，C.borrowing 借，D.wasting 浪费，均不符合慈善的内涵。 2.答案：B。解析：brighten the lives 意为“点亮生活、使生活变得美好”；A.darkens 使变暗，C.troubles 困扰，D.divides 分裂，均为负面词汇，不符语境。 3.答案：C。解析：many people think...but... 表示转折，句意：很多人认为只有富人才能做慈善，但这并不是真的；A.wrong 错误的，B.real 真实的，D.strange 奇怪的，均错误。 4.答案：D。解析：acts of kindness 意为“善举”，普通人也可以用小小的善举做出改变；A.courage 勇气，B.luck 运气，C.spirit 精神，均不搭配。 5.答案：A。解析：固定搭配suffer from 意为“遭受；因……受苦”，村里的孩子家境贫困；B.protect 保护，C.learn 学习，D.escape 逃离，均错误。 6.答案：B。解析：afford new books 意为“买得起新书”，贫困孩子无力购买学习用品；A.lend 借出，C.return 归还，D.carry 搬运，语义不符。 7.答案：C。解析：hand out leaflets 意为“分发传单”，是文中人物的行为；A.looked out 小心，B.put out 熄灭，D.took out 取出，均错误。 8.答案：D。解析：主语These things与send是被动关系，动作发生在过去，用一般过去时的被动语态were sent；故选D。 9.答案：C。解析：固定搭配grow up 意为“长大”，句意：他们长大后也可以学着帮助别人；A.wake up 醒来，B.stand up 起立，D.get up 起床，均不符。 10.答案：B。解析：grateful意为“感激的”，接受帮助后孩子们变得自信并感激好心的同学；A.strict 严格的，C.angry 生气的，D.rude 粗鲁的，均错误。 11.答案：A。解析：主语teenagers与invite是被动关系，结合上下文过去时态，用一般过去时的被动语态were invited，意为“被邀请加入”。 12.答案：B。解析：arrive意为“到达”，老人们看到志愿者到来总是很开心；A.reach 是及物动词，后必须接宾语，C.leave 离开，D.miss 想念、错过，均错误。 13.答案：D。解析：stories and experiences（故事和经历）与share是被动关系，全文为过去时态，故用一般过去时的被动语态were shared。 14.答案：C。解析：matter意为“要紧、有重大影响”，句意：真正重要的是我们的关爱；A.improves 改善，B.solves 解决，D.achieves 实现，均不符合。 15.答案：D。解析：结合全文主旨，小小的善举会让世界变成一个更美好的地方；A.quieter 更安静，B.busier 更忙碌，C.colder 更寒冷，均错误。 五、完成句子（共10小题；每小题2分，满分20分） A. 根据汉语提示补全句子（第1-6小题） 1.答案：are operated on。解析：主语Many people与operate on（做手术）为被动关系，every year表示一般现在时，故用一般现在时被动语态are operated on。 2.答案：In addition to。解析：固定短语in addition to 意为“除……之外（还有）”，句首单词首字母大写。 3.答案：most influential charities。解析：one of + 形容词最高级 + 可数名词复数；influential最高级为most influential，charity复数为charities。 4.答案：suffering from；can be prevented or cured。解析：第一空be suffering from 表示“患有、遭受”；第二空cases与prevent、cure为被动关系，情态动词can后接be + 过去分词。 5.答案：go to hospital；medical treatment。解析：固定短语go to hospital 意为“去看病”；medical treatment 意为“医疗费用、治疗”，符合句意。 6.答案：hand out。解析：固定短语hand out 意为“分发”，begin to do sth. 后接动词原形。 B. 按要求改写句子（第7-10小题） 7.答案：What was hidden；by。解析：对事物a great deal of treasure提问用what；原句为一般过去时，改为被动语态后结构为What + was + 过去分词；by引出动作执行者them。 8.答案：too；to。解析：so...that...（如此……以至于……，否定句）可转换为too...to...（太……而不能……），为同义句固定转换结构。 9.答案：should be eaten。解析：情态动词的被动语态结构为“情态动词 + be + 过去分词”，eat的过去分词为eaten。 10.答案：were sent；by。解析：原句为一般过去时，改为被动语态用were sent；by引出动作的执行者the Class 1 students。 学科网（北京）股份有限公司 $