Unit 4 Helping out 单词、短语和词性转换易错题专练100题（乱序版）-2025-2026学年八年级英语下册核心题型讲通练透（外研版）

**基本信息** 聚焦Unit 4核心词汇，通过100道易错题系统训练单词拼写、词性转换及词汇应用，强化语言能力与学习能力。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |词性转换|约30题（如2题sad→Sadness）|考查名词、形容词、副词等词形变化|围绕“帮助”主题，构建“词根→词形变化→语境应用”逻辑链| |单词拼写|约50题（如9题bottle首字母）|含首字母提示、音标填空（如35题treatment）|覆盖单元高频词汇，关联发音规则与拼写规律| |词汇应用|约20题（如6题“关心”翻译）|中文提示填空，考查短语固定搭配|结合“帮助他人”情境，强化词汇在语境中的准确表达|

2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ 2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ Unit 4 Helping out 单词、短语和词性转换易错题专练100题（乱序版） 建议用时：30分钟 实际用时： 分钟 1．It is impolite to talk loudly in ________ (公共的) places like libraries. 【答案】public 【详解】句意：在图书馆等公共场所大声说话是不礼貌的。根据中文提示“公共的”可知，此处应填形容词public，修饰名词places。故填public。 2．________ (sad) makes people feel bad. 【答案】Sadness 【详解】句意：悲伤会让人感觉糟糕。此处需要名词作主语，“sad”对应的名词形式是“Sadness”（表示“悲伤”），在句中作主语符合语法和语境，应填Sadness。 3．________ (成功) belongs to the hard-working. 【答案】Success 【详解】句意：成功属于勤奋的人。根据中文提示可知，“成功”对应的英文是success，是不可数名词，此处作主语，位于句首首字母大写，故填Success。 4．We ________ (cooperate) with each other to help the sick people. 【答案】cooperate 【详解】句意：我们互相合作帮助病人。cooperate意为“合作”，是动词，句子陈述的是一般性事实，用一般现在时，主语“we”是复数，谓语动词用原形。 5．He is a soldier with rich experience. He ________ (know) how to deal with this situation. 【答案】knows 【详解】句意：他是一位经验丰富的士兵。他知道如何处理这种情况。句中描述一般事实，应用一般现在时。主语“He”为第三人称单数，谓语动词用第三人称单数形式，know的第三人称单数形式为knows。 6．We should ________ (关心) for the sick children in hospital. 【答案】care 【详解】句意：我们应该关心住院的患病儿童。should后接动词原形，care “关心，照顾” 7．Terry ________ (graduate) from medical school next summer. 【答案】will graduate 【详解】句意：特里将于明年夏天从医学院毕业。时间标志词next summer（明年夏天），表示将来时间，句子用一般将来时：will+动词原形。 8．Would you please help me carry the ________ (梯子) upstairs? 【答案】ladder 【详解】句意：你能帮我把梯子搬到楼上吗？根据中文提示可知，“梯子”对应的英文是ladder，是可数名词，此处作carry的宾语。the表示特指某一个梯子，所以填单数名词。 9．He drank a b________ of water after the voluntary work. 【答案】bottle/ottle 【详解】句意：他在志愿工作后喝了一瓶水。表示不可数名词的数量时，常用“a + 量词（可数名词单数）+ of + 不可数名词”结构，a bottle of“一瓶”，固定搭配。故填bottle。 10．They had a warm d________ about volunteer work. 【答案】dialogue/ialogue 【详解】句意：他们就志愿者工作进行了热烈的交谈。结合“about volunteer work”和首字母判断，此处使用搭配have a dialogue“进行对话/交谈”。 11．He will g________ from college and help children in the west. 【答案】graduate/raduate 【详解】句意：他将从大学毕业，帮助西部的孩子们。根据空后from college和首字母g提示可知，此处应用动词graduate，固定搭配graduate from表示“毕业”，助动词will后接动词原形。 12．He saved his p________ money to help homeless animals. 【答案】pocket/ocket 【详解】句意：他省下零花钱去帮助无家可归的动物。根据句子结构“his…money”以及首字母p可知，此处需要填一个形容词或名词作定语修饰money。 根据句意 “他省下……钱去帮助无家可归的动物” 及常用搭配可知，应是pocket money，意为“零花钱”。故填pocket。 13．Could you please h________ me with my homework? I don’t understand it. 【答案】help/elp 【详解】句意：你能帮我做作业吗？我不明白。根据句意和首字母提示，可知此处考查固定短语help sb. with sth.，意为“帮助某人做某事”，Could you please do sth.?是固定搭配，意为“你能做某事吗？”此处用动词原形。 14．Thank you for your k________. You are so nice. 【答案】kindness/indness 【详解】句意：谢谢你的善良。你太好了。your意为“你的”，是形容词性物主代词，其后修饰名词，根据“You are so nice.”和首字母提示，可知此处是kindness，意为“善良；体贴；友好的举动”，是不可数名词，在句中作宾语。 15．She is very h________ and always helps others. 【答案】helpful/elpful 【详解】句意：她非常乐于助人，总是帮助别人。根据“helps others.”和首字母h提示可知，她乐于助人。helpful意为“乐于助人的”。 16．It’s f________ to help people in need. 【答案】fair/air 【详解】句意：帮助有需要的人是理所应当的。句子结构是It’s + 形容词 + to do sth.（做某事是……的），这是一个常用的英语句型，其中it是形式主语，真正的主语是后面的不定式；首字母是f，结合句意“帮助有需要的人是……的”，fair意为“公平的、合理的、合乎情理的”符合这个语境。 17．To his parents’ great ________ (失望), he failed the final exam again. 【答案】disappointment 【详解】句意：令他父母大失所望的是，他期末考试又没及格。根据中文提示可知，“失望”对应的英文是disappointment，是不可数名词，此处作介词to的宾语。 18．Sally put her keys into the ________ (口袋) to keep them safe. 【答案】pocket 【详解】句意：萨莉把她的钥匙放进口袋里以保证它们安全。句中“into the…”提示此处填一个名词，pocket意为“口袋”，符合语境，根据语境，此处用单数形式。 19．Helping others makes us ________ (快乐的). 【答案】happy 【详解】句意：帮助别人让我们感到快乐。“make sb.+形容词”是固定结构，表示“使某人……”，“快乐的”对应的英文形容词是“happy”。 20．We have growing ________ (痛苦) and gains. 【答案】pains 【详解】句意：我们有着成长的痛苦与收获。pain表示“痛苦”，grow pains and gains固定结构，表示“成长的痛苦与收获”。 21．I’m worried about the safety of the _________ (治疗、诊治) due to some uncertainties. 【答案】treatment 【详解】句意：由于一些不确定因素，我担心这次治疗的安全性。句中the为定冠词，后接名词作介词of的宾语，结合中文提示“治疗，诊治”，故填treatment。 22．She plays an important ________ (角色) in our team. 【答案】role 【详解】句意：她在我们的团队中扮演着一个重要的角色。play an important role in…表示“在……中扮演重要角色”，所以是role，并且有“an”，用单数形式，故填role。 23．We need a practical ________ (解决方法) to the problem. 【答案】solution 【详解】句意：我们需要一个解决这个问题的实用方法。 空格前有不定冠词a和形容词practical修饰，需填入可数名词单数，“解决方法”对应的英文单词是solution，且固定搭配solution to the problem表示“问题的解决方法”。 24．Facing ________ (弱点) bravely is the first step to success. 【答案】weaknesses 【详解】句意：勇敢地面对弱点是成功的第一步。“弱点”对应的英文单词是weakness，此处表示泛指的弱点，应用复数形式weaknesses。 25．With the help of the local government, the girl has already recovered from her ________ (疾病). 【答案】 illness/illnesses/disease/diseases 【详解】句意：在当地政府的帮助下，这个女孩已经从她的疾病中康复了。根据“her”提示，需填名词作介词from的宾语。“疾病”为名词illness或disease，此处可用单数形式illness/disease表示一种疾病，也可用复数形式illnesses/diseases表示多种疾病或泛指健康问题。 26．Simon looks very smart in the p_________ (紫色的) shirt. 【答案】purple/urple 【详解】句意：西蒙穿着紫色的衬衫看起来很精神。根据“紫色的”可知，此处应填形容词“purple”作定语修饰“shirt”。故填purple/urple。 27． Many people like to enjoy themselves in the s_________ (阳光) on Sundays. 【答案】sunshine/unshine 【详解】句意：许多人喜欢在周日享受阳光。根据“in the s...”可知，横线处需填名词，阳光“sunshine”，为不可数名词。故填sunshine。 28．Mrs. Green wants to buy two boxes of c________ (彩色蜡笔) for her son. 【答案】crayons/rayons 【详解】句意：格林夫人想给她的儿子买两盒彩色蜡笔。根据“two boxes of”可知，横线处需填名词复数形式，彩色蜡笔“crayon”，其复数形式为crayons。故填crayons。 29．Be careful! Don’t drop empty glass b________ (瓶子) here. 【答案】bottles/ottles 【详解】句意：小心！不要把空玻璃瓶丢在这里。根据句意和首字母以及括号内提示词可推断这里表示“瓶子”，bottle“瓶子”，可数名词；空格前无具体数量词，且由“Don’t drop”可知，此处应用复数形式泛指类别。故填bottles。 30．The story is very e________ (鼓舞人心的). 【答案】encouraging/ncouraging 【详解】句意：这个故事非常鼓舞人心。根据所给汉语及首字母提示可知，此处应填形容词encouraging，在句中作表语，用来修饰主语“The story”。故填encouraging。 31．The little boy and his grandma had a long d________ (对话) about the stars at night. 【答案】dialogue/ialogue 【详解】句意：这个小男孩和他的奶奶晚上就星星进行了一场长时间的对话。句子表达的是小男孩和他的奶奶进行了一场长时间的关于星星的“对话”，“对话”对应的英文单词是“dialogue”，且空前有不定冠词“a”修饰，此处用单数形式，同时首字母“d”已给出，所以应填入“dialogue”。 32．If you catch the f________ (流感), you should drink more water and have a good rest. 【答案】lu/flu 【详解】句意：如果你得了流感，应该多喝水并好好休息。题干给出首字母f和中文提示“流感”，对应的单词是flu；catch the flu是固定搭配，意思是“得流感”。 33．We need to keep calm and careful when we take an important e________ (考试)． 【答案】exam/xam 【详解】句意：参加重要考试时，我们需要保持冷静、细心。根据首字母和汉语提示可知，此处表示exam“考试”，不定冠词an后接可数名词单数，exam用单数即可。 34．A f_________ (消防队员) rushed into the burning house to save the old woman. 【答案】fireman/ireman 【详解】句意：一名消防队员冲进着火的房子去救那位老妇人。首字母和中文提示，“消防员”对应的单词是fireman，名词；空格前“A”是不定冠词，所以此处需要一个可数名词的单数形式。 35．The more water we use, the more chemicals are needed for wastewater ________ /'tri:tmənt/. 【答案】treatment 【详解】句意：我们使用的水越多，废水处理所需的化学物质就越多。根据音标/'tri:tmənt /以及句子“The more water we use, the more chemicals are needed for wastewater…”可知，这里需要一个表示“处理”且为名词形式的词，treatment名词，表示“处理”符合语境。故填treatment。 36．Some ________ /ˈlʌki/ kids got penguins. But I have to write about pigeons. 【答案】lucky 【详解】句意：一些幸运的孩子得到了企鹅。但我得写关于鸽子的内容。/ˈlʌki/对应的单词是lucky，意为“幸运的”。故填lucky。 37．_______ /pə'hæps/ we should consider another choice. 【答案】Perhaps 【详解】句意：也许我们应该考虑另一个选择。在英语中，音标 /pəˈhæps/对应的单词是perhaps，它的意思是“也许；可能”，位于句首，首字母大写。 38．We can make a ________ (different) by saving water and electricity. 【答案】difference 【详解】句意：我们可以通过节约水和电来产生影响。空格前为不定冠词a，后接名词，故需将形容词different转换为名词difference；固定搭配make a difference“产生影响”是常见表达，符合语境。 39．It is ________ (danger) to play with fire in the forest. 【答案】dangerous 【详解】句意：在森林里玩火是危险的。此处使用句型It is + adj. +to do sth.，意为“做某事是……的”，此处填入名词danger的形容词形式dangerous“危险的”。 40．To win the match, we need to set clear ________ (goal) and work together. 【答案】goals 【详解】句意：为了赢得比赛，我们需要设定明确的目标并共同努力。此处泛指多个目标，需用复数形式表泛指，goal的复数形式为goals。 41．She enjoys ________ (volunteer) in the community. 【答案】volunteering 【详解】句意：她喜欢在社区做志愿者。volunteer“做志愿者”，动词原形。空格前“enjoy”提示，此处考查：enjoy doing sth“喜欢做某事”，固定搭配，此处应填入volunteering，动名词作宾语。故填volunteering。 42．We finished the task ________ (success) yesterday. 【答案】successfully 【详解】句意：我们昨天成功地完成了任务。根据“finished”为实义动词提示，需填副词修饰动词。“success”为名词，其副词形式successfully“成功地”符合句意。 43．The pocket money is limited. He finds it hard ________ (afford) the expensive toy. 【答案】to afford 【详解】句意：零花钱有限。他发现很难买得起那个昂贵的玩具。本句使用固定结构find it + 形容词 + to do sth.，意为 “发现做某事是…… 的”，其中it为形式宾语，真正的宾语是后面的动词不定式to afford。 44．You ________ (stay) up late. It’s bad for your health. 【答案】shouldn’t stay/should not stay 【详解】句意：你不应该熬夜。这对你的健康有害。分析句子结构，空格在句中充当谓语成分。根据后文“It’s bad for your health.”提示的逻辑语境可知，此处是对“stay up late”这一行为给出的否定性建议，即“不应该做某事”。应用情态动词should的否定形式shouldn’t/should not来表达劝诫，其后需接动词原形。 45．This kind of medicine ________ (cure) all illnesses. We should see a doctor when we are sick. 【答案】cures 【详解】句意：这种药能治愈所有疾病。我们生病时应该去看医生。句中描述一般事实，应用一般现在时。主语“This kind of medicine”为第三人称单数，谓语动词需用第三人称单数形式，cure的第三人称单数形式为cures。 46．I’m really sorry for ________ (keep) you waiting for such a long time. 【答案】keeping 【详解】句意：我很抱歉让您等这么长时间。介词for后接动名词作宾语，keep的动名词为keeping。 47．When he was still a young boy, he was already very clever and ________ (imagine). 【答案】imaginative 【详解】句意：当他还是一个小男孩时，他已经很聪明且富有想象力了。and连接两个并列的表语，空处和形容词clever并列，所以空处需要填形容词；imagine的形容词imaginative“富有想象力的”。 48．Our product enjoys ________(popular)throughout the world. 【答案】popularity 【详解】句意：我们的产品在全世界广受欢迎。句中动词enjoys后需接名词作宾语，括号内popular是形容词，意为“受欢迎的”，其名词形式是popularity，意为“流行，受欢迎度”，符合语境和语法要求。 49．With a little ________ (encourage) from his parents he should do much better. 【答案】encouragement 【详解】句意：只要有来自父母的一点鼓励，他应该会做得更好。句中a little后需接不可数名词，括号内encourage是动词，意为“鼓励”，其名词形式是encouragement，意为“鼓励”，为不可数名词，符合语境和语法要求。 50．We must always wear seat belts for ________ (safe) while driving. 【答案】safety 【详解】句意：开车时我们必须一直系安全带以保证安全。句中介词for后需接名词作宾语，括号内safe是形容词，意为“安全的”，其名词形式是safety，意为“安全”，符合语境和语法要求。 51．She felt ________ (sure) about whether to accept the new job offer. 【答案】unsure 【详解】句意：她对于是否接受这份新工作邀约感到不确定。根据后半句“whether to accept the new job offer”可知，此处表达不确定的含义。sure意为“确定的”，其反义词为unsure，表示“不确定的”，故填unsure。 52．Teaching kids with special needs sounds like a ________ (challenge) job. 【答案】challenging 【详解】句意：教育有特殊需求的孩子听起来像是一份有挑战性的工作。根据“a”及“job”提示，需填形容词作定语。“challenge”为名词，其形容词形式challenging“有挑战性的”符合句意。 53．After this ________(treat), the boy felt much better than before. 【答案】treatment 【详解】句意：在这次治疗后，男孩感觉比之前好很多。此处需要一个名词作介词“After”的宾语，“treat”（动词，治疗）的名词形式是“treatment”（治疗），符合“这次治疗”的语义。应填treatment。 54．If you’re not sure about the answer, you can ask your teacher ________ (direct). 【答案】directly 【详解】句意：如果你不确定答案，你可以直接去问问你的老师。根据后半句“you can ask your teacher”可知，此处副词修饰动词“ask”，故填所给词的副词形式directly“直接地”。 55．Everyone can feel the ________ (warm) of the helping hands from the volunteers. 【答案】warmth 【详解】句意：每个人都能感受到来自志愿者们援助之手的温暖。空前有定冠词“the”，空后有介词of，此处需用名词作宾语。“warm”是形容词，意为“温暖的”，其对应的名词形式是warmth意为“温暖，暖意”。 56．To his ________ (disappoint), the harvest of crops this year is not as good as last year. 【答案】disappointment 【详解】句意：令他失望的是，今年的庄稼收成不如去年好。根据“his”可知，后面要填写名词，结合所给词“disappoint”可知，此处填写其常用短语“to one’s disappointment”。 57．________(lucky), most people in the disaster were saved and moved into safe places. 【答案】Luckily 【详解】句意：幸运的是，受灾的大部分人得救了并转移到了安全的地方。根据“most people in the disaster were saved and moved into safe places.”可知，句首缺一个副词对整个句子进行修饰，需要填写所给词的副词形式luckily“幸运地”，句首首字母大写，应填Luckily。 58．The news says that the ________ (home) people in the war have got help from all over the world. 【答案】homeless 【详解】句意：消息称，战争中的无家可归者得到了来自世界各地的帮助。home意为“家”，是名词。此处修饰名词people，需要用形容词形式；根据语境“战争中的”，人们应是“无家可归的”，故填homeless。 59．The hospital ________ (provide) colouring books for young patients before Leah came. 【答案】had provided 【详解】句意：在莉亚到来之前，医院已经为小病人提供了涂色书。主句“医院提供涂色书”的动作发生在“Leah到来”这个过去动作之前，属于过去的过去，因此要用过去完成时，结构为“had+动词过去分词”，provide的过去分词是provided，故填had provided。 60．This i________ makes him feel very weak and tired. 【答案】illness 【详解】句意：这种疾病让他感到非常虚弱和疲惫。根据首字母提示i和语境，此处需要表示“疾病”的名词；illness意为“疾病”，符合句子语义，且作主语时用单数形式与谓语makes一致。 61．Please speak d________ if you have any advice. 【答案】directly/irectly 【详解】句意：如果你有任何建议，请直接说出来。根据句子语境“有建议就说出来”及首字母“d”，此处需填副词修饰动词“speak”，directly“直接地”符合语义，应填directly。 62．Many students d________ books and clothes every term. 【答案】donate/onate 【详解】句意：许多学生每学期都捐赠书籍和衣服。根据首字母“d”及“books and clothes”可推测此处需填入表示“捐赠”含义的动词。“donate”(捐赠)符合语境。句中时间状语“every term”表示经常性、习惯性的动作，应用一般现在时。主语“Many students”为复数，谓语动词用原形。 63．You need an X________ to check your body condition. 【答案】X-ray/-ray 【详解】句意：你需要拍一张X光片来检查你的身体状况。空格处作动词need的宾语，前面有不定冠词an修饰，结合首字母X和“检查身体状况”的语境，需用名词X-ray，符合句子语境和语法要求。 64．People show their g________ by helping those in need. 【答案】goodwill/oodwill 【详解】句意：人们通过帮助有需要的人来展现他们的善意。句中形容词性物主代词their后需接名词，结合首字母g和语境“帮助有需要的人”可知，应填表示“善意”的名词； goodwill“善意、友好”，该词为不可数名词，符合语法与语义要求。 65．My father often helps my mother c________ the house on weekends. 【答案】clean/lean 【详解】句意：我爸爸经常在周末帮我妈妈打扫房屋。根据空后的“the house”和首字母提示可知，此处考查固定短语clean the house，意为“打扫房屋”，help sb. (to) do sth.是固定短语，意为“帮助某人做某事”，此处用动词原形。 66．The boy o________ to help the old man carry the bag just now. 【答案】offered/ffered 【详解】句意：刚才那个男孩主动提出帮那位老人提袋子。根据空后的“to help”和首字母提示，可知此处考查固定短语offer to do sth.，意为“主动提出做某事”，时间状语是“just now”，句子用一般过去时，动词要用过去式，offer的过去式是offered。 67．We should o________ activities to help others. 【答案】organize/rganize 【详解】句意：我们应该组织活动来帮助他人。根据句意和首字母o提示，organize意为“组织”，情态动词should后接动词原形。 68．She is a c________ girl and does everything carefully. 【答案】careful/areful 【详解】句意：她是一个细心的女孩，做任何事都很认真。根据“does everything carefully”及首字母可知，此处指的是细心的。careful是形容词，表示“仔细的”，在此处作定语。 69．They are p________ for the volunteer work. 【答案】preparing/reparing 【详解】句意：他们正在为志愿工作做准备。根据首字母提示和“for the volunteer work”可知，此处表示为志愿工作做准备，prepare“为……做好准备”，动词。句中prepare前面有be动词are,提示时态是现在进行时，动词用现在分词。故填preparing。 70．We should s________ happiness and sadness. 【答案】share/hare 【详解】句意：我们应该分享快乐和悲伤。“分享”对应的英文是“share”，情态动词“should”后接动词原形，且首字母为“s”，故填share。 71．We can d________ our skills by helping out. 【答案】develop 【详解】句意：通过帮忙，我们可以提升自己的技能。句中 can 是情态动词，情态动词后必须接动词原形，所以这里需要填一个以 d 开头的动词原形。develop作为动词，有“发展、提升、培养”的含义。 72．We feel h________ when we help others. 【答案】happy/appy 【详解】句意：当我们帮助别人时，我们感到快乐。 感官系动词feel后接形容词作表语；结合语境“帮助别人”和首字母h，happy表示“快乐的、高兴的”，符合语法和语义要求。 73．We learn the i________ of hard work. 【答案】importance/mportance 【详解】句意：我们懂得了努力学习/辛勤付出的重要性。固定结构：the + 名词 + of …意为 “…… 的……”这里the importance of hard work 就是努力的重要性。 74．My parents often ________ (鼓励) me. 【答案】encourage 【详解】句意：我的父母经常鼓励我。句子主语“my parents”是复数，且“often”表明是一般现在时，所以此处需要填动词原形“encourage”（对应“鼓励”），符合语法和语境，应填encourage。 75．It’s a good way to ________ (帮忙) with housework. 【答案】help out 【详解】句意：这是帮忙做家务的好方法。“帮忙”的常用表达为help out，空前“It’s a good way to”提示此处应用动词原形。故填help out。 76．The family has paid a lot for the house, so they can’t ________ (买得起) such an expensive car. 【答案】afford 【详解】句意：这个家庭为房子已经花了很多钱，所以他们买不起这么贵的汽车。中文“买得起”提示单词是afford，情态动词can’t后用动词原形。 77．Our gift to Lily was a small act of g_______ (好意), showing we cared. 【答案】goodwill/oodwill 【详解】句意：我们送给莉莉的礼物是一份小小的善意的举动，表明我们在意她。根据首字母提示“g”及中文“好意”可知，此处需填入名词，“goodwill”表示“善意”，是抽象名词，符合语境。故填goodwill。 78．If we don’t take action at once, the v_________(病毒) will spread quickly. 【答案】virus/irus 【详解】句意：如果我们不立即采取行动，病毒会迅速传播。根据“the v... will spread quickly”及中文提示“病毒”可知，此处应填“virus”。故填virus/irus。 79．Do you think your English teacher will e________ (原谅) your bad handwriting? 【答案】excuse/xcuse 【详解】句意：你认为你的英语老师会原谅你糟糕的书写吗？根据“your bad handwriting”及中文提示“原谅”可知，此处应填表示“原谅”的动词。情态动词will后加动词原形，故填excuse/xcuse。 80．The boy in the w_________ (轮椅) is our new classmate, Jim. Let’s go and give him a hand. 【答案】wheelchair/heelchair 【详解】句意：轮椅上的那个男孩是我们的新同学吉姆。我们去帮他一把。根据“in the”可知，横线处需填名词，wheelchair“轮椅”，名词。in the wheelchair“在轮椅上”。故填wheelchair。 81．Rules are very important because they keep us safe in p________ (公众的) places. 【答案】public/ublic 【详解】句意：规则非常重要，因为它们能保证我们在公共场所的安全。根据“in...places”可知，横线处需填形容词，修饰名词places。根据中文提示“公众的”以及首字母“p”，可知英文表达为public“公众的”，形容词。故填public。 82．I must m________ (提及) my old friend Jack. He has always been very helpful. 【答案】mention/ention 【详解】句意：我必须提一下我的老朋友杰克。他一直都非常乐于助人。根据首字母提示“m”和“my old friend Jack”可知，此处应填入表示“提及”的动词。mention“提及”符合语境；情态动词“must”后接动词原形。故填mention。 83．My brother g________ (毕业) from a very famous college in 2020. I should learn from him. 【答案】graduated 【详解】句意：我的哥哥在2020年从一所非常有名的大学毕业。我应该向他学习。 根据“My brother...from a very famous college in 2020. I should learn from him.”及首字母和汉语提示可知，句子时态是一般过去时，谓语动词应该用过去式，graduate“毕业”，是动词，其过去式是graduated。故填graduated。 84．The w_________ (温暖) of her smile cheered me up. 【答案】warmth/armth 【详解】句意：她微笑的温暖让我振作起来。根据首字母w以及对应汉语提示“温暖”可知所需单词是warmth，句中The后需接名词作主语，of her smile 为后置定语修饰该名词，符合句子语法要求。 85．Some students are a_________ (和……对抗) the idea of too much homework. 【答案】against/gainst 【详解】句意：一些学生反对布置太多作业的想法。此处表示反对布置太多作业的想法，用介词。be against意为“反对”，against为介词，符合句意。 86．He is receiving t_________ (治疗) for his cold at the hospital. 【答案】treatment/reatment 【详解】句意：他正在医院接受感冒的治疗。 receive treatment for…是固定搭配，意为“接受……的治疗”，此处treatment为不可数名词，用原形即可。 87．I called Jenny and she m________ (提到) that she would go to Beijing next week. 【答案】mentioned/entioned 【详解】句意：我给珍妮打了电话，她提到下周要去北京。根据“I called Jenny and she…”可知，句子时态为一般过去时，横线处需填动词的过去式，提到“mention”，动词，其过去式为mentioned。故填mentioned。 88．After graduating from high school, she went to a/an ________ /ˈkɒlɪdʒ/. 【答案】college 【详解】句意：高中毕业后，她去了一所大学。根据句意和音标提示可知，此处考查college“大学；学院”，名词；空前有不定冠词，此处应用名词单数形式。故填college。 89．The WHO has taken action before the ________ /’vaɪrəs/ spreads around the world. 【答案】virus 【详解】句意：世界卫生组织在病毒全球传播之前就已采取行动。根据音标和句意可知，横线处填写病毒含义的单词，故填virus。 90．In the school ________ /’dra:mə/ festival, Jenny successfully played the role of the queen. 【答案】drama 【详解】句意：在学校戏剧节上，Jenny成功扮演了女王的角色。句中音标记/ˈdrɑːmə/对应单词drama，意为“戏剧”，符合句子语境与语法要求。 91．To pass that ________ /ɪɡ'zæm/, the boy is doing some exercises and has no time to play games. 【答案】exam 【详解】句意：为了通过那场考试，这个男孩正在做练习，没有时间玩游戏。根据句意及音标/ɪɡ'zæm/，对应的单词是exam。 92．We should be ________ (thank) to people who help us. 【答案】thankful 【详解】句意：我们应该感激帮助我们的人。句中be动词后需要接形容词作表语，thank是动词，其形容词形式为thankful，意为“感激的”，be thankful to sb.为固定搭配，表示“对某人心存感激”。 93．What you did is ________ (mean) and kind. 【答案】meaningful 【详解】句意：你所做的事是有意义且善良的。句子结构为主语从句What you did + be动词is + 表语，空处和kind并列作表语，因此需要填一个形容词。括号内给出的单词是名词mean，需要先变为名词meaning，再通过加后缀-ful构成形容词meaningful，意为“有意义的”。 94．It’s important ________ (keep) promises. 【答案】to keep 【详解】句意：信守承诺很重要。在“It is+形容词+to do sth.”结构中，It是形式主语，真正的主语是后面的动词不定式to do sth.。在这个句子里，It是形式主语，真正的主语应该是动词不定式，即to keep。 95．The weather report says it will be sunny tomorrow. It ________ (rain) in the afternoon. 【答案】won’t rain 【详解】句意：天气预报说明天是晴天，下午不会下雨。根据前半句“明天是晴天”的语境，此处表示下午不会下雨，用一般将来时的否定形式won’t rain。 96．She is busy with her final e________ these days. 【答案】exam/xam 【详解】句意：这些天她正忙于期末考试。根据首字母提示“e”以及句意可知，此处表示“考试”。名词exam“考试”符合语境，final exam为固定短语，意为“期末考试”，故填exam。 97．The local ________ (社区) helps a lot of poor families. 【答案】community 【详解】句意：当地社区帮助了许多贫困家庭。“社区”可译为community，为可数名词。根据“helps”可知，主语为名词单数。 98．The ________ [ˈpɜː(r)pl] shirt looks very nice. 【答案】purple 【详解】句意：这件紫色衬衫看起来很漂亮。根据音标可知，此处应用形容词purple“紫色的”作定语修饰名词shirt。故填purple。 99．The homeless old man couldn’t ________ [ə'fɔ:d] a meal. 【答案】afford 【详解】句意：那个无家可归的老人吃不起饭。根据音标提示可知英文表达是afford，意为“买得起”，动词；情态动词后接动词原形。故填afford。 100．We are _______ ['lʌki] enough to watch such an exciting film here. 【答案】lucky 【详解】句意：我们很幸运能在这里观看如此激动人心的电影。根据音标可知，此处对应的单词是lucky，意为“幸运的”，形容词作表语。故填lucky。 8 立足新教材，自学有章法，练习有重点！ 13 立足新教材，自学有章法，练习有重点！ 学科网（北京）股份有限公司 $ 2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ 2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ Unit 4 Helping out 单词、短语和词性转换易错题专练100题（乱序版） 建议用时：30分钟 实际用时： 分钟 1．It is impolite to talk loudly in ________ (公共的) places like libraries. 2．________ (sad) makes people feel bad. 3．________ (成功) belongs to the hard-working. 4．We ________ (cooperate) with each other to help the sick people. 5．He is a soldier with rich experience. He ________ (know) how to deal with this situation. 6．We should ________ (关心) for the sick children in hospital. 7．Terry ________ (graduate) from medical school next summer. 8．Would you please help me carry the ________ (梯子) upstairs? 9．He drank a b________ of water after the voluntary work. 10．They had a warm d________ about volunteer work. 11．He will g________ from college and help children in the west. 12．He saved his p________ money to help homeless animals. 13．Could you please h________ me with my homework? I don’t understand it. 14．Thank you for your k________. You are so nice. 15．She is very h________ and always helps others. 16．It’s f________ to help people in need. 17．To his parents’ great ________ (失望), he failed the final exam again. 18．Sally put her keys into the ________ (口袋) to keep them safe. 19．Helping others makes us ________ (快乐的). 20．We have growing ________ (痛苦) and gains. 21．I’m worried about the safety of the _________ (治疗、诊治) due to some uncertainties. 22．She plays an important ________ (角色) in our team. 23．We need a practical ________ (解决方法) to the problem. 24．Facing ________ (弱点) bravely is the first step to success. 25．With the help of the local government, the girl has already recovered from her ________ (疾病). 26．Simon looks very smart in the p_________ (紫色的) shirt. 27． Many people like to enjoy themselves in the s_________ (阳光) on Sundays. 28．Mrs. Green wants to buy two boxes of c________ (彩色蜡笔) for her son. 29．Be careful! Don’t drop empty glass b________ (瓶子) here. 30．The story is very e________ (鼓舞人心的). 31．The little boy and his grandma had a long d________ (对话) about the stars at night. 32．If you catch the f________ (流感), you should drink more water and have a good rest. 33．We need to keep calm and careful when we take an important e________ (考试)． 34．A f_________ (消防队员) rushed into the burning house to save the old woman. 35．The more water we use, the more chemicals are needed for wastewater ________ /'tri:tmənt/. 36．Some ________ /ˈlʌki/ kids got penguins. But I have to write about pigeons. 37．_______ /pə'hæps/ we should consider another choice. 38．We can make a ________ (different) by saving water and electricity. 39．It is ________ (danger) to play with fire in the forest. 40．To win the match, we need to set clear ________ (goal) and work together. 41．She enjoys ________ (volunteer) in the community. 42．We finished the task ________ (success) yesterday. 43．The pocket money is limited. He finds it hard ________ (afford) the expensive toy. 44．You ________ (stay) up late. It’s bad for your health. 45．This kind of medicine ________ (cure) all illnesses. We should see a doctor when we are sick. 46．I’m really sorry for ________ (keep) you waiting for such a long time. 47．When he was still a young boy, he was already very clever and ________ (imagine). 48．Our product enjoys ________(popular)throughout the world. 49．With a little ________ (encourage) from his parents he should do much better. 50．We must always wear seat belts for ________ (safe) while driving. 51．She felt ________ (sure) about whether to accept the new job offer. 52．Teaching kids with special needs sounds like a ________ (challenge) job. 53．After this ________(treat), the boy felt much better than before. 54．If you’re not sure about the answer, you can ask your teacher ________ (direct). 55．Everyone can feel the ________ (warm) of the helping hands from the volunteers. 56．To his ________ (disappoint), the harvest of crops this year is not as good as last year. 57．________(lucky), most people in the disaster were saved and moved into safe places. 58．The news says that the ________ (home) people in the war have got help from all over the world. 59．The hospital ________ (provide) colouring books for young patients before Leah came. 60．This i________ makes him feel very weak and tired. 61．Please speak d________ if you have any advice. 62．Many students d________ books and clothes every term. 63．You need an X________ to check your body condition. 64．People show their g________ by helping those in need. 65．My father often helps my mother c________ the house on weekends. 66．The boy o________ to help the old man carry the bag just now. 67．We should o________ activities to help others. 68．She is a c________ girl and does everything carefully. 69．They are p________ for the volunteer work. 70．We should s________ happiness and sadness. 71．We can d________ our skills by helping out. 72．We feel h________ when we help others. 73．We learn the i________ of hard work. 74．My parents often ________ (鼓励) me. 75．It’s a good way to ________ (帮忙) with housework. 76．The family has paid a lot for the house, so they can’t ________ (买得起) such an expensive car. 77．Our gift to Lily was a small act of g_______ (好意), showing we cared. 78．If we don’t take action at once, the v_________(病毒) will spread quickly. 79．Do you think your English teacher will e________ (原谅) your bad handwriting? 80．The boy in the w_________ (轮椅) is our new classmate, Jim. Let’s go and give him a hand. 81．Rules are very important because they keep us safe in p________ (公众的) places. 82．I must m________ (提及) my old friend Jack. He has always been very helpful. 83．My brother g________ (毕业) from a very famous college in 2020. I should learn from him. 84．The w_________ (温暖) of her smile cheered me up. 85．Some students are a_________ (和……对抗) the idea of too much homework. 86．He is receiving t_________ (治疗) for his cold at the hospital. 87．I called Jenny and she m________ (提到) that she would go to Beijing next week. 88．After graduating from high school, she went to a/an ________ /ˈkɒlɪdʒ/. 89．The WHO has taken action before the ________ /’vaɪrəs/ spreads around the world. 90．In the school ________ /’dra:mə/ festival, Jenny successfully played the role of the queen. 91．To pass that ________ /ɪɡ'zæm/, the boy is doing some exercises and has no time to play games. 92．We should be ________ (thank) to people who help us. 93．What you did is ________ (mean) and kind. 94．It’s important ________ (keep) promises. 95．The weather report says it will be sunny tomorrow. It ________ (rain) in the afternoon. 96．She is busy with her final e________ these days. 97．The local ________ (社区) helps a lot of poor families. 98．The ________ [ˈpɜː(r)pl] shirt looks very nice. 99．The homeless old man couldn’t ________ [ə'fɔ:d] a meal. 100．We are _______ ['lʌki] enough to watch such an exciting film here. 2 立足新教材，自学有章法，练习有重点！ 1 立足新教材，自学有章法，练习有重点！ 学科网（北京）股份有限公司 $