Unit 3 Amazing plants(知识清单) 英语沪教版五四制五年级上册（新教材）

该小学英语学习任务单以“神奇植物”为主题，通过知识归纳（语音、词汇、句型、语法）、考点速记（have/has用法、...look(s) like...句型）、提分训练及综合应用的递进式设计，构建从基础积累到核心突破再到综合运用的完整学习路径，系统覆盖单元语言知识与技能目标。 亮点在于“语音chant+写作模板+考点易错分析”的多维语言实践设计，通过描述植物特征、分析语法规则等任务培养语言能力与思维品质，如综合训练中的阅读判断活动引导学生提取信息并推断植物习性，为教师实施针对性复习提供清晰框架，助力学生高效掌握单元核心内容。

Unit 3 Amazing plants知 识 归 纳 语音语调 字母组合 ea /iː/ 发音规则：ea 在单词中发长元音 /iː/，舌尖抵下齿，嘴角向两侧拉开，长音朗读例词：leaf /liːf/ 叶子；tea /tiː/ 茶；read /riːd/ 阅读；sea /siː/ 大海；clean /kliːn/ 干净的 语音 chant：Read a book near the sea. The green leaf looks clean and sweet. 必记单词 四会 amazing 令人惊叹的；root 根；stem 茎；leaf 叶子（复数 leaves）；soil 土壤；seed 种子；flower 花 三会 water lily 睡莲；morning glory 牵牛花；pine cone 松果；creeper 藤蔓植物；react 作出反应；scale 鳞片；thick 粗的，厚的；float 漂浮；mud 淤泥 常考短语 parts of plants 植物各部位；take in water 吸收水分；take in sunlight 吸收阳光；grow in soil 在土壤里生长；react to weather changes 对天气变化做出反应；float on water 漂浮在水面；protect seeds 保护种子；carry water 输送水分；fall into the soil 落入泥土；all year round 一年四季 必会句型 1. It has … / They have … 描述植物外形、组成部分 It has long green leaves. 它长着长长的绿叶。 These creepers have thin curly stems. 这些藤蔓有着纤细卷曲的茎。 2. … look (s) like … 描述植物外形相像 The water lily leaves look like green umbrellas. 睡莲叶像绿色的雨伞。 A pine cone looks like a small tower. 松果看起来像一座小塔。 3. 描述植物各部位功能 Roots hold the plant and take in water. 根固定植株并吸收水分。 Stems carry water to every part of the plant. 茎把水分输送到植株各处。 4. 描述植物预报天气（客观事实，一般现在时） Pine cones open on sunny days and close on rainy days. 松果晴天张开鳞片，雨天闭合。Morning glory opens when it is sunny. 晴天牵牛花绽放。 5. 单元写作模板（介绍神奇植物）My favourite amazing plant is the water lily. It has big round leaves that float on the lake. Its flowers grow from mud. It looks so beautiful. I love it very much. 核心语法 1. have /has 用法：单数主语 (it / 植物单数) 用 has；复数主语 (they / 复数植物) 用 have，表 “拥有、长有” 2. 句型 …look (s) like… 主谓一致：单数主语 looks like，复数主语 look like 3. 一般现在时客观真理：描述植物习性、植物部位功能，动词随主语单复数变形 4. 名词不规则复数：leaf → leaves；特殊植物名词复数：cone-cones root-roots stem-stems 考 点 速 记 考点 01 考点 01 have /has 的用法（描述植物部位特征） 知识点详细讲解 本单元用 have/has 描述植物长有根、茎、叶、花、种子，是考试高频语法点。 基础句型结构 ① 肯定句 主语为单数名词 /it（向日葵、睡莲、牵牛花等单数植物）→ 用 has 结构：单数主语 + has + 植物部位 例句：A sunflower has a thick stem and big yellow flowers. 向日葵有粗壮的茎和黄色大花。 It has many small seeds in its fruit. 它的果实里有很多细小种子。 主语为复数名词 /they（所有藤蔓、睡莲、松果复数）→ 用 have 结构：复数主语 + have + 植物部位 例句：Water lilies have round green leaves. 睡莲长着圆圆的绿叶。 These creepers have thin curly stems. 这些藤蔓有着纤细卷曲的茎。 ② 否定句：don’t have /doesn’t have 单数主语：主语 + doesn’t have + 名词 The pine cone doesn’t have soft petals. 松果没有柔软的花瓣。 复数主语：主语 + don’t have + 名词 Creepers don’t have thick straight stems. 藤蔓没有粗直的茎。 ③ 一般疑问句：Does + 单数主语 + have…? / Do + 复数主语 + have…? —Does the morning glory have curly stems? 牵牛花有卷曲的茎吗？ —Yes, it does. / No, it doesn’t. —Do water lilies grow in mud? 睡莲生长在淤泥里吗？ —Yes, they do. / No, they don’t. 高频易错扣分点 1 has 仅用于单数主语，复数主语只能用 have，不能写 creeper have /creepers has； 2 has 后面不能加动词原形，只能接名词（植物部位单词）； 3 疑问句中，助动词 does/do 提前，后面统一变回动词原形 have，不能写成 has； ④ leaf 复数必须变 leaves，不能写 leafs，填空、句型转换常考。 提分练 一、单项选择 ( )1. A water lily ______ big round leaves floating on the lake. A. have B. has C. having ( )2. These creepers ______ thin stems that climb walls. A. has B. have C. doesn’t have ( )3. —______ the pine cone ______ hard scales? —Yes, it does. A. Do; have B. Does; has C. Does; have ( )4. My favourite plant ______ long curly stems. It’s morning glory. A. don’t have B. has C. have 二、按要求改写句子 1.The sunflower has lots of small seeds.（改为否定句） ___________________________________________________ 2. These plants have thick roots in the soil.（改为一般疑问句并作肯定回答） ___________________________________________________ 3. It has many green leaves.（改为复数句） ___________________________________________________ 4.Does the creeper have straight stems?（做否定回答） ___________________________________________________ 考点 02 句型 …look (s) like… 主谓一致 + 植物外形描述 知识点详细讲解 本单元核心句型，用于描述植物、植物部位的外形，完形、句型转换、写作必考。 句型结构与主谓区分 1 主语是单数名词 /it（a leaf, a pine cone, water lily 单数）→ looks like 结构：单数主语 + looks like + 相像事物名词 例句：A pine cone looks like a small tower. 松果看起来像一座小塔。 The big leaf looks like a green umbrella. 这片大叶子像一把绿伞。 2 主语是复数名词 /they（leaves, pine cones, water lilies 复数）→ look like 结构：复数主语 + look like + 相像事物名词 例句：The water lily leaves look like many green plates. 睡莲叶像许多绿色盘子。 Morning glory flowers look like small trumpets. 牵牛花花朵像小喇叭。 问句变形：What does/do … look like? 1 单数提问：What does + 单数主语 + look like? —What does a morning glory look like? 牵牛花长什么样子？ —It looks like a purple trumpet. 它像紫色小喇叭。 2 复数提问：What do + 复数主语 + look like? —What do pine cones look like? 松果长什么样？ —They look like small brown towers. 它们像棕色小塔。 高频易错扣分点 1 单数主语动词必须加 s，写成 look 为错误；复数主语不能写 looks； 2 like 此处是介词 “像”，后面只能接名词，不能接动词；区分动词 like（喜欢）； 3 问句中无论单复数，动词统一用原形 look，助动词 does/do 体现单复数； ④ leaf 复数 leaves 为固定考点，写句子时注意单复数同步变化。 提分练 一、单项选择 ( ) 1. The round leaves of water lily ______ green umbrellas. A. looks like B. look like C. look ( ) 2. —What ______ the pine cone ______ like? —It looks like a small tower. A. does; look B. do; look C. does; looks ( ) 3. A morning glory flower ______ a little purple horn. A. look like B. looks like C. looks ( ) 4. What do these creepers ______? A. look like B. looks like C. look 二、连词成句（注意大小写、标点） 1.like, looks, it, green, an, umbrella (.) ________________________________________ 2.look, pine cones, brown, towers, like, small (.) ________________________________________ 3.what, morning glory, does, the, like, look (?) ________________________________________ 4.leaves, look, water lilies, plates, like, big (.) ________________________________________ 综 合 训 练 Ⅰ. Choose the best answer (单项选择) ( )1. The roots ______ water and hold the plant in soil. A. take in B. takes in C. taking in ( )2. —Does the creeper have thick stems? —No, it ______. A. does B. doesn’t C. don’t ( )3. What ______ these amazing plants look like? A. does B. do C. is ( )4. Pine cones close their scales ______ rainy days to protect seeds. A. in B. on C. at ( )5. A leaf ______ sunlight to make food for the plant. A. take in B. takes in C. taking in Ⅱ. Read and match（问答匹配） A B ( )1. What does a water lily leaf look like? A. They take in sunlight. ( )2. What do leaves do for plants? B. It looks like a green umbrella. ( )3. Does the pine cone open on sunny days? C. I like morning glory best. ( )4. What’s your favourite amazing plant? D. Yes, it does. ( )5. What do creepers have? E. They have thin curly stems. Ⅲ. Read and choose（补全对话） A. It looks like a small purple trumpet. B. What amazing plants do you know? C. What does it look like? D. It has thin curly stems. Tom: Hi, Amy. 1. ____________ Amy: I know water lilies, pine trees and morning glory. Tom: I love morning glory. 2. ____________ Amy: It has soft curly stems and beautiful purple flowers. Tom: 3. ____________ Amy: 4. ____________ It’s so lovely! Ⅳ. Rewrite the sentences（按要求改写句子） 1. This creeper has curly thin stems.（改为复数句） _________________________________________________ 2. The pine cone looks like a small tower.（改为一般疑问句） _________________________________________________ 3. I like water lilies because they look beautiful.（英译汉） _________________________________________________ 4. These leaves look like green plates. _________________________________________________ Ⅴ. Read and judge（阅读短文，判断正 T 误 F） There are many amazing plants around us. Water lilies are great. They have big round leaves floating on the lake. Their flowers grow from mud under water. Pine cones react to weather. They open on sunny days and close when it rains to protect seeds. Morning glory has curly stems and looks like small trumpets. All plants have roots, stems, leaves and flowers. Roots take in water, stems carry water and leaves take in sunlight. I love all these amazing plants. ( )1. Water lily flowers grow from mud under the lake. ( )2. Pine cones open on rainy days. ( )3. Morning glory looks like small purple trumpets. ( )4. Leaves take in water for plants. 参考答案与解析 提分练 考点 01 一 单选 1. B 解析：主语 a water lily 单数，用 has 2. B 解析：these creepers 复数，用 have 3. C 解析：主语 it 单数助动词 does，后接动词原形 have 4. B 解析：plant 单数，谓语用 has 二、句型改写 1.The sunflower doesn’t have lots of small seeds. 2.Do these plants have thick roots in the soil? Yes, they do. 3.They have many green leaves. 4.No, it doesn’t. 考点 02 一、单选 1.B 解析：leaves 复数，look like 用原形 2. A 解析：pine cone 单数助动词 does，后 look 原形 3. B 解析：主语单数，looks like 4. A 解析：助动词 do 后 look like 原形 二、连词成句 1.It looks like a green umbrella. 2.Pine cones look like small brown towers. 3.What does the morning glory look like? 4.Water lily leaves look like big plates. 综合练 I. 单项选择 1.A 解析：roots 复数，动词原形 take in 2. B 解析：主语 it 单数，否定 doesn’t 3. B 解析：plants 复数助动词 do 4. B 解析：具体某天用介词 on 5. B 解析：a leaf 单数，takes in 三单 Ⅱ. 匹配 1.B 2.A 3.D 4.C 5.E Ⅲ. 补全对话 1.B 2.D 3.C 4.A Ⅳ. 句型转换 1.These creepers have curly thin stems. 2.Does the pine cone look like a small tower? 3.我喜欢睡莲，因为它们看起来很漂亮。 4.What do these leaves look like? Ⅴ. 阅读判断 1. T 原文 flowers grow from mud under water 2. F 晴天张开，雨天闭合 3. T 原文 looks like small trumpets 4. F 叶子吸收阳光，根吸收水分 第 1 页 共 7 页 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $