Unit 4 Amazing Plants and Animals 上分攻略-【实验班】 2026-2027学年八年级上册英语提优训练（人教版·新教材）

Unit 4 Amazing Plants and Animals 必背词汇识记 四会单词 Adjectives 27.广受欢迎的；流行的ad. Nouns 28.连接的；相关的adj, 1.竹；竹子n. 29.失望的；沮丧的adj 2.美德；营养n. 3.工具；手段n. 30.极小的；微小的adj 4.玫瑰；蔷薇n. 31.精力充沛的；生机勃勃的adj, 5.蝴蝶n. Adverb 6.翅膀；翼n. 32.实际上；居然adu. 7.千克；公斤n. Prepositions 8.蜂蜜；（爱称）亲爱的n. 33.没有；缺乏prep. 9.联系；连接n 34除…之外；除了prep. 10.行动；行为n. 兼类词 11.行星n. 35.幼苗；嫩芽n.开（枪）；射击v. 12.重要性n. 36.陆地；土地n.降落；着陆v. 13.蚂蚁n. 37.百分之…n.每一百中adj.&.adu. 14.幸福；快乐n. 38.贮存；存储v.百货商店；商店n. 15.吨n. 39.人n.人的；人类的adj. 16.作用；职能；角色n. 重点短语 17.气候n. 18.大海；海洋n. 40.可以随便做某事 Verbs 41.接近；直到 19.出现；看来好像v. 42.散步 20.有…重；称重量v. 43.与…相连；与…有关联 21.相信；认为有可能v. 44确切地说；实际上 22.关联；连接0. 45.出于这个原因 23.想象；猜想v. 46.为了；以便 24.交流；沟通v. 47.参与某事 25.保护；防护v. 48.有…栖息；是…的家乡 26.使失望；使破灭v. 49.在…中发挥作用；扮演角色 ，22 Unit 4 Amazing Plants and Animals 答案 1.bamboo 2.goodness 3.tool 4.rose 5.butterfly 6.wing 7.kg 8.honey 9.connection 10.action 11.planet 12.importance 13.ant 14.happiness 15.ton 16.role 17.climate 18.ocean 19.appear 20.weigh 21.believe 22.connect 23.imagine 24.communicate 25.protect 26.disappoint 27.popular 28.connected 29.disappointed 30.tiny 31.lively 32.actually 33.without 34.except 35.shoot 36.land 37.per cent=percent 38.store 39.human 40.feel free(to do sth)41.up to 42.take a walk 43.be connected with/to 44.in fact 45.for this reason 46.in order to 47.play a part(in sth)48.be home to sb/sth 49.play a role(in) 重点难点精讲 FETEIT IEII IISTET I E IS I IIT E III E S I II S I I T I E 必重点单词 1EAF70077000IE1F70070tBB ①weigh v.有…重；称重量 can be up to 35 kilograms. A.weigh;weight B.weigh;weigh Some could stand up to three metres tall and weigh upto860kg.有些站立可以高达3米，重达860千 C.weight;weight D.weight;weigh 克。教原句 答案与解析A考查词义辨析。句意：一一只小猴 子重多少？一-它的重量可达35公斤。weigh重， 1.表示“称重；重达” 是动词；weight重量，是名词。第一空前面是助动词 weigh十数字十重量单位重达… does,后接动词原形weigh;第二空前面是形容词性 常用 weigh sth称某物的重量 物主代词its,后接名词weight。故选A。 weigh oneself称体重 搭配 2表示“权衡；考虑” ②without prep.没有；缺乏 weigh the pros and cons权衡利弊 In fact,without their work,about 80 per cent of weigh A against B权衡A和B the plants in the world cannot grow.事实上，没有 She weighs60 kilos.她体重为60公斤。 它们的工作，世界上80%的植物不能生长。 She weighed the stone in her hand.她用手掂了掂那 教材惊可 块石头的重量。 without doubt毫无疑问 He weighed himself on the bathroom scales.他用浴 without hesitation毫不犹豫 常用 without permission未经允许 室磅秤称体重。 搭配 without delay立刻，马上 You must weigh up the pros and cons.你必须权衡利弊。 without reason无缘无故 I weighed the benefits of the plan against the risks without difficulty毫不费力 involved.我认真权衡了这个计划的优点和有关的 She is without doubt the best student in our class. 风险。 毫无疑问是我们班最好的学生。 延伸拓展weight n.重量；分量；重要性 He jumped into the river without hesitation to save lose weight减肥；put on weight增重；by weight按重 the child.他毫不犹豫地跳进河里救那个孩子。 量；carry weight有分量，有影响力 You cannot enter the teachers'office without weighty adj.严重的；重要的；重大的 permission..未经允许，你不能进入教师办公室。 典例1一How much does a young monkey Please finish your homework without delay.请立刻 完成你的作业。 23 实验班提优训练英语八年级上RXMB Don't get angry without reason.不要无缘无故生气。 communication skills沟通能力 He passed the exam without difficulty.他毫不费力地 communicative adj.善于沟通的；爱说话的 通过了考试。 典例3 -How do you with your pen 易混辨析 friend in America? without没有；缺乏， I went out without money. By sending emails twice a month. 指整体缺失 出门没带钱。（没带钱，全缺） A.communicate B.celebrate except除了…之 All passed except Tom.除了 C.compare D.compete 外，指在整体中排除 汤姆，其他人都通过了。 个别 答案与解析A考查动词辨析。句意：—你如何与 美国的笔友交流？—每月发两次电子邮件。 instead of代替；而不 He walked instead of taking a communicate交流，沟通；celebrate庆祝；compare比 是，强调替代关系 bus.他走路而不是坐公交车。 较，对比；compete竞争，比赛。根据答句中的“By 典例2 -Can I use your dictionary,Tom? sending emails'”可知，问句询问的是与笔友保持联系 -Sure.You can take it asking. We're 的方式，communicate with sb为固定搭配，意为“与 某人交流”，强调语言或信息的互换，符合“发邮件沟 good friends. 通”的语境。故选A。 A.without B.no C.except D.instead of 答案与解析A考查词汇辨析。句意：—汤姆，我可 ④except prep.除…之外；除了 以用你的字典吗？一当然。你可以不用问就拿 Blue whales live in all oceans except the Arctic 走。我们是好朋友。without没有，不（做某事）；no Ocean.蓝鲸生活在除北冰洋外的所有海洋中。 没有（限定词，后接名词）；except除…之外； 教材原同 instead of代替，而不是。根据“We're good friends.”可知，说话人表示“不必客气，不用问就可 except sb/sth除了某人/某物 以拿”。without为介词，后接名词/代词/动名词，表 常用 except for除了（整体好，局部有瑕疵，后接 示“没有做某事，不用做某事”，符合语境。故选A。 搭配 名词) except that除了（后接完整句子） 3 communicate o.交流；沟通 We work every day except Sunday..我们除星期天外 Another interesting thing about bees is how they communicate.另一件关于蜜蜂的趣事是它们是如 每天都工作。 何沟通的。黎材原句 He hadn't eaten a thing except for one forkful of 1.表示“沟通，交流” salad.除了一餐叉沙拉，他什么都没吃。 常用 communicate with sb与某人沟通 I know nothing about him except that he lives next 搭配2.表示“传达，传递” door,我对他一无所知，只知道他住在隔壁。 communicate sth to sb把某事传达给某人 易混辨析 Dolphins use sound to communicate with each other. All came except Lucy..所有人 海豚用声音相互沟通。 except除了… 之 都来了，除了露西。（露西和 He was eager to communicate his ideas to the group. 外，表同类排除 所有人同类，均指人) 他急于把他的想法传达给小组。 The article is good except for a 延伸拓展communication n.沟通；交流；通讯 except for除了，表异 few typos.除了一些打印错 类补充（整体≠局 have good communication with sb与某人沟通顺畅 误，这篇文章很好。（文章和 部) written/.oral communication书面/口头交流 打印错误为异类) 24 Unit 4 Amazing Plants and Animals 续表 含)；except for除了…（对整体情况修正，接名 Besides English, we learn 词)；besides除…之外还（包含在内，追加)； besides除了…还 maths and Chinese..除了英语， without没有（不做某事）。根据“Ican't swim”可 有，表示包含在内 我们还学习数学和语文。（含 知，说话人不会游泳，排除了这项运动，except表示 英语，还有其他) 从整体中排除某同类事物，符合用法。故选A。 He left without a word.- 典例5 a few spelling mistakes,your without完全没有 句话没说就离开了。（全程没 composition is perfect. 说话) A.Except B.Except for C.Besides D.Without 典例4 -Do you like sports? 答案与解析B考查词汇辨析。句意：除了几处拼写 -Yes.I play all kinds of sports 错误，你的作文很完美。except除…之外（同类事 swimming.I can't swim. 物中排除)；except for除了…（对整体进行细节修 A.except B.except for C.besides D.without 正)；besides除…之外还（包含在内）；without没 有。根据“your composition is perfect”和“afew 答案与解析A考查词汇辨析。句意：—一你喜欢运 spelling mistakes'”可知，此处是对整体（作文）进行 动吗？一一是的。我做各种运动，除了游泳。我不 细节（错误）的修正。except for用于非同类事物的 会游泳。except除…之外（同类事物中排除，不包 修正，符合用法。故选B。 高频短语 ①in order to为了；以便 典例6 -I got up early this morning catch the first bus to school. In order to store honey,they create honeycombs. 为了储存蜂蜜，它们创建了蜂窝。教原句 -No wonder you weren't late today. 易混辨析 A.in order that B.so that C.in order to D.so as that in order(not)todo:为了 (不)；以便（不），指为了达到 答案与解析C考查短语辨析。句意：—我今天早 In order to catch the first 某个目的而进行的动作，后 上起得很早，为了赶上第一班公交车上学。一难 bus,he got up very 面直接跟动词原形，构成目 early..为了赶上早班车， 怪你今天没迟到。in order that为了，后接从句；so 的状语，但不形成从句。放 他早早地起床了。 that以便，后接从句；in order to为了，后接动词原 在句首或句中均可，可替换 形；so as that语法错误。根据“catch the first bus to 为todo,语气更简洁 school”可知，空后为动词原形，应用in order to。故 in order that:用于引导目 We should work hard in 选C。 的状语从句，放在句首或 order that we can pass the 句中，语气正式，可配情态 exam.我们应该努力学习 ②play a role in在…中发挥作用；扮 动词 以便通过考试。 演角色 Two policemen held up a soas(not)todo:为了，以 truck so as to inspect the You may not realize it,but frogs play an important 便，只可放在句中，不可放 driver's license.两个警察 role in our planet's ecosystem.你可能没有意识到， 在句首 让一辆卡车停住以便检 但青蛙在我们地球的生态系统中发挥着重要作用。 查司机的驾驶证。 救材原句 Tell me her address so so that-十从句：为了，以便， 用法详解play a role in是固定短语，意为“在…中 that I can go and see her. 放在句中，后接完整句子， 把她的地址告诉我，我好 起作用；参与；在…中扮演角色”，in是介词，后接名 常配can/could/,will/would 找她。 词或相当于名词的动名词。如： 25 实验班提优训练英语八年级上RXMB He was invited to play a role in this TV play.他被邀 in today's life. 请在这个电视剧里扮演一个角色。 答案与解析plays an important role考查固定短语。 Trees play an important role in protecting the play a role in是固定短语，意为“在…中起作用”或 environment..树木在环保中发挥重要作用。 “在…中扮演角色”。“起重要的作用”中要用到 important,其发音以元音音素开头，其前用an修饰； 典例7智能手机在现在的生活中起着重要的作用。 主语“The smartphone”是第三人称单数，动词也用 (根据汉语意思完成句子) 第三人称单数形式。故填plays an important role。. The smartphone ITIEAI8IESFFTI88EI831I81881811811881138 哈常考句型 FTEEETEE1F1F3818134587548171115813148118 Bamboo is one of the most popular subjects in 典例8 -Which city would you like to visit this Chinese paintings.竹子是中国画中最受欢迎的题材 summer vacation? 之一。教材原句 -I'd like to go to Hangzhou.It's one of 用法详解“one of the-十形容词最高级十名词复数”表 cities in China. 示“最…的…之一”，形容词最高级前必须加the,名 A.beautiful B.more beautiful 词必须用复数；后面的谓语动词用单数（主语是one)。 C.most beautiful D.the most beautiful The Great Wall is one of the most famous places of 答案与解析D考查固定结构。句意：—一今年暑假 interest in China.长城是中国最著名的名胜古迹之一。 你想参观哪个城市？—我想去杭州。它是中国最 One of the best students in our class studies very 美丽的城市之一。“one of the十形容词最高级十名 词复数”为固定结构，表示“最…的…之一”。故 hard every day.我们班最优秀的学生之一每天学习非 选D。 常努力。 IE11EFEEEEIETTEEIIETntn 圆核心语法 形容词和副词的最高级 He runs the fastest of all,.他是所有人中跑得 一、概念 最快的。 形容词或副词的最高级用于三者或三者以上的3.one of the-十最高级十名词复数：最…的…之一 人或事物进行比较，表示“最…”。标志词：in/of十 She is one of the most popular singers..她是最受 范围（表示比较的范围）。 欢迎的歌手之一。 二、句型 4.the十序数词十最高级：第几最…的 l.A十be十the十形容词最高级+in/of短语：A在某 This is the third largest city in China.这是中国的 范围内是最…的 第三大城市。 Mount Qomolangma is the highest in the world.5.Which,/Who+动词/be+the十最高级，A,Bor 珠穆朗玛峰是世界最高峰。 C?:特殊疑问句中的最高级 2.A+十动词（十the)十副词最高级十in/of短语：A做 Which is the biggest,the sun,the moon or the 某事在某范围内最… earth?太阳、月球和地球，哪个最大？ 26 Unit 4 Amazing Plants and Animals 三、最高级的构成规则 A.fast B.faster 大部分单音节词 -est(tall-tallest) C.fastest D.the most fast 以e结尾的单音节词 +st(nice→nicest) 答案与解析C考查副词的最高级。句意：一运动 会上谁跑得最快？—一 露西。她得了第一名。空格 辅音十y结尾的单词 改y为i+est(busy→busiest) 后无宾语，需用副词最高级修饰动词ran;fast是单 双写尾字母，加-est(big→ 重读闭音节词 音节副词，最高级为(the)fastest。故选C。 biggest) 典例10 -Why do you choose to study in this 前面加most(beautiful→the 多音节词 most beautiful) school? 需特殊记忆(good/well→the -Because it has teachers and best;bad/badly->the worst; teaching equipment of the three schools in our city. 不规则变化 far >the farthest/the furthest; A.the most experienced;the better many/much->the most;little B.the most experienced;the best →the least等) C.more experienced;better 延伸拓展形容词最高级前通常加the;而副词最高级 D.more experienced;the best 前the可省略；有物主代词时，不加the(my best 答案与解析B考查形容词最高级的用法。句 friend)。 意：—你为什么选择在这所学校学习？—因为 典例9 -Who ran in the sports 它在我们市三所学校中有最有经验的教师和最好的 meeting? 教学设备。根据“of the three schools in our city'”可 知，此处指在三所学校中进行选择，应用最高级形 -Lucy did.She won first prize. 式。形容词最高级前应加the。故选B。 新考法题探究 推断篇章结构题解题技巧 解题方法 快速扫读各段首末 根据逻辑标志词 排除与段落逻辑 句，标注核心话题， 不符、仅覆盖局部 圈题千关键词，明确 匹配结构（如时间 判断段落间是“总 词>顺承，but/ 内容的选项，确认 需判断全文/某段结 分/分总/总分总” however→对比， 构，锁定分析范围。 “时间顺序”“因果/ 答案匹配全文/ problem/solve 对比”还是“问题→ 指定段落的整体 问题解决) 解决”关系。 结构。 典例11①Do you know how to keep healthy?.· Running and swimming are great choices for you... 2First,you need to have a good eating habit. 4 Third,enough sleep is necessary.You'd You should eat more fruit and vegetables and less better sleep for at least 8 hours every night... junk food... 5In a word,a healthy life comes from good 3 Second,doing exercise is very important.habits... 27 实验班提优训练英语八年级上RXMB 新考法推断篇章结构] What's the structure of the )People can download them on their mobiles. The other two are social networking services, passage? A.①→②③④→⑤ B.①②→③④→⑤ including Weibo and WeChat,and websites.Each one of them is like your teacher.They help you C.①→②→③④⑤ D.①②③→④→⑤ master what you learn at school. 答案与解析A推理判断题。分析文章可知，第一段 3 Compared with traditional learning ways, 提出问题，第二至四段分述三个方法（标志词：First、 Second、Third),第五段总结“健康生活源于好习惯” digital learning has its advantages.Digital learning is (标志词：In a word),故文章是“总一分一总”结构。 varied.It covers almost every school subject.More 故选A。 importantly,it always offers students the newest 典例12 1 Many students have trouble in resources(资源)to learn from. remembering English words.2Why?Because they DDigital learning is also personalized.You can choose what you like to learn.If you don't master don't have a good memory method.3Here are two what you have learned at school,you can learn again useful ways.4One is to make word cards.You can through digital ways. write words and meanings on cards and review them 5 However,digital learning also has anytime.5 The other is to remember words in disadvantages.When you use digital ways to learn, sentences.It can help you understand the words you've got little chance of talking with teachers and better.6If you use these ways,you will find it easy classmates.As digital learning uses computers or to remember words. smartphones,watching the screen too long may be 新考法推断篇章结构)The structure of the passage is bad for your eyes.It is better to take a rest every 20 minutes A.①→②③→④⑤→⑥B.①②→③④⑤→⑥ 新考法推断文章结构What's the structure of this C.①→②→③④→⑤⑥D.①②③→④→⑤⑥ passage? 答案与解析B推理判断题。分析文章可知，①②句 ① ⑦ 提出问题并说明了原因（学生记单词困难十原因是 ② ② 方法不当)；③④⑤给出两个具体解决方法；⑥总结 B ④ “用这些方法记单词会变容易”。B项（①②→③④ ③④⑤ ⑤ ⑤→⑥)贴合段落间的逻辑关系。故选B。 ① ①② 典例13①How do you study every day?You may C ③ D.③④ answer it in one second:have classes at school,take ③④ ⑤ ⑤ notes and do homework.Feeling a little bored? 答案与解析C推理判断题。通读全文可知，第一段 There are other ways that can make learning 引出了“数字学习”这一概念，第二段介绍了数字学 interesting and varied(多样化).It's called digital 习的种类，第三、四段讲述了数字学习的优势，第五 learning. 段讲述了数字学习的劣势。由上述分析可知，第一、 2Digital learning is a way to help students learn 二两段之间相互独立，第三、四两段为一体，第五段 by using the internet.There are three main kinds of 与三、四两段对立。故选C。 digital learning.Apps are software applications( 快去试试Unit4第2课时I第4小题吧！ 28