Unit 4 Be like a peanut 句型知识点课件 2026-2027学年译林版九年级英语上册

该初中英语课件围绕译林版9A Unit 4 "Be like a peanut"，聚焦15个核心句型，从种植收获花生、家庭讨论用途到揭示深层寓意，按课文段落推进，知识点由基础（如Let's do sth.）到复杂（如动名词作主语、表语从句），构建递进式学习支架。 其亮点在于逐句解析课文原句，结合生活实例对比辨析（如be good for/at/to/with），强化语言能力；通过Unlike结构对比苹果与花生，培养思维品质；每句型设重点提示，助力学习能力提升。学生能系统掌握句型并理解文本寓意，教师可直接用于课堂教学，提高效率。

Unit 4 Reading Be like a peanut 句型知识点 · 逐句分析 · 例句 · 翻译 译林版 9A 教材 | Designed for Classroom Teaching Part 1: Paragraphs 1-2 种植花生，收获花生 句型 1 📖 课文原句 "It's a pity to let it go to waste like that," Mother said. 🔍 知识点：It is + n. + to do sth. ✅ 句型结构：It is + 名词 + to do sth. It 作形式主语，真正的主语是后面的 to do 不定式。 类似的表达： • It's a pleasure to meet you. • It's a mistake to trust him. • It's a good habit to get up early. ✏️ 例句 (Examples) 例1：It is a pity to miss the concert. 错过这场音乐会真可惜。 例2：It is a pleasure to work with you. 和你一起工作很愉快。 例3：It is a shame to waste so much food. 浪费这么多食物真可耻。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 2 📖 课文原句 "Since you all enjoy eating peanuts, let's make it a peanut field." 🔍 知识点：Since 引导原因状语从句 ✅ since = "既然"，表示已知的、明显的原因，语气比 because 弱。 结构：Since + 从句, 主句 注意区别： • since 表原因："既然" • since 表时间："自从……以来" • because 表直接原因（最强） • as 表已知原因（较弱） ✏️ 例句 (Examples) 例1：Since you are tired, you should take a rest. 既然你累了，你应该休息一下。 例2：Since it is raining, we will stay at home. 既然在下雨，我们就待在家吧。 例3：Since everyone is here, let's begin the meeting. 既然大家都到了，我们开会吧。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 3 📖 课文原句 We began buying seeds, digging up the ground and watering the plants. 🔍 知识点：begin + doing sth. ✅ begin 后可接 to do 或 doing，意思基本相同。 begin doing 强调动作开始并持续进行。 多个并列的 doing 结构，使句子更有节奏感。 类似结构：start doing / start to do 注意：进行时态中通常用 begin to do ✏️ 例句 (Examples) 例1：She began learning English at the age of six. 她六岁开始学英语。 例2：They started building the new bridge last month. 他们上个月开始建新桥。 例3：He began running every morning to stay healthy. 他开始每天晨跑来保持健康。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 4 📖 课文原句 In a couple of months, we had a harvest! 🔍 知识点：a couple of + 名词 ✅ a couple of = "几个/两三个"，表示少数、不确定的数量。 比 "a few" 更口语化，通常指 2-3 个。 In + 时间段 表示 "在……之后/之内"（与将来时/过去时搭配） had a harvest = 获得丰收，have + n. 结构很常用 ✏️ 例句 (Examples) 例1：I will finish the work in a couple of days. 我过几天就能完成这项工作。 例2：A couple of students failed the exam. 有两三个学生考试没及格。 例3：She called me a couple of times yesterday. 她昨天给我打了两三次电话。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ Part 2: Paragraphs 3-5 家庭讨论：花生的用途 句型 5 📖 课文原句 "Let's have a party tonight to celebrate," Mother suggested. 🔍 知识点：Let's + do sth. / to do 表目的 ✅ Let's = Let us，后接动词原形，用于提建议。 to celebrate = 动词不定式表目的，"为了庆祝"。 整句结构：Let's + 动词原形 + 名词 + to do (目的) 注意： • Let's go! (包括说话人和听话人) • Let us go! (请求允许，不包括听话人) ✏️ 例句 (Examples) 例1：Let's have a picnic to enjoy the sunshine. 让我们去野餐享受阳光吧。 例2：Let's make a cake to surprise Mom. 我们做个蛋糕给妈妈一个惊喜吧。 例3：Let's work harder to achieve our goals. 让我们更努力去实现目标吧。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 6 📖 课文原句 She cooked the peanuts in a few different ways and told us to go to the garden for the celebration. 🔍 知识点：in + 方式 / tell sb. to do sth. ✅ in...ways = "以……方式"，in 表示方式/方法。 tell sb. to do sth. = "告诉某人做某事" 两个动词并列 (cooked...and told...)，用 and 连接。 注意：tell sb. to do (肯定) / tell sb. not to do (否定) ✏️ 例句 (Examples) 例1：You can solve the problem in many ways. 你可以用很多方法解决这个问题。 例2：The teacher told us to read the text aloud. 老师让我们大声朗读课文。 例3：Mom told me not to stay up too late. 妈妈告诉我不要熬夜太晚。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 7 📖 课文原句 "They're delicious to eat," my sister took the lead. 🔍 知识点：take the lead / be + adj. + to do ✅ take the lead = "带头、率先"，常用短语。 delicious to eat = 形容词 + to do，表示"……起来很……" 类似结构： • easy to understand 容易理解 • hard to believe 难以相信 • nice to meet you 很高兴见到你 ✏️ 例句 (Examples) 例1：Who will take the lead in the discussion? 谁来带头讨论？ 例2：The book is easy to read and understand. 这本书读起来很容易理解。 例3：She took the lead in organizing the school trip. 她带头组织了学校旅行。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 8 📖 课文原句 "They're good for making oil," my brother followed. 🔍 知识点：be good for + doing sth. ✅ be good for + doing = "适合用来做某事" 区别以下短语： • be good for 对……有好处/适合做 • be good at 擅长于 • be good to 对……友善 • be good with 善于应付/与……相处得好 ✏️ 例句 (Examples) 例1：Milk is good for building strong bones. 牛奶有助于强健骨骼。 例2：She is good at playing the piano. 她擅长弹钢琴。 例3：This knife is good for cutting bread. 这把刀适合切面包。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 9 📖 课文原句 "They're cheap," I said. "Almost everyone can afford to buy peanuts..." 🔍 知识点：afford to do sth. ✅ afford to do = "负担得起做某事"，常与 can/can't 连用。 afford 后接名词或 to do，不能接 doing。 常用否定：can't afford to do "负担不起" almost everyone = 几乎每个人（almost 修饰 everyone） ✏️ 例句 (Examples) 例1：I can't afford to buy a new phone now. 我现在买不起新手机。 例2：Can we afford to wait any longer? 我们还能等得起吗？ 例3：Not everyone can afford to go to college. 不是每个人都上得起大学。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ Part 3: Paragraphs 6-8 父亲揭示花生的深层寓意 句型 10 📖 课文原句 "Unlike apples and peaches that show their fruits in the air..., the peanut plant hides its fruits in the earth." 🔍 知识点：Unlike + n. , ... 对比结构 ✅ Unlike = "与……不同"，介词，用于对比。 结构：Unlike + A, B + 谓语…… 定语从句：apples and peaches that show... （that 引导定语从句修饰前面的名词） show their fruits in the air vs. hide its fruits in the earth （形成鲜明对比） ✏️ 例句 (Examples) 例1：Unlike his brother, Tom is very outgoing. 和他哥哥不同，Tom 非常外向。 例2：Unlike other cities, Beijing has a long history. 与其他城市不同，北京有悠久的历史。 例3：Unlike cats, dogs need more outdoor exercise. 与猫不同，狗需要更多的户外运动。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 11 📖 课文原句 "Until you dig it out, you can't tell by looking at its thin stem whether it bears fruit or not." 🔍 知识点：Until... / whether...or not ✅ Until = "直到……才"，引导时间状语从句。 结构：Until + 从句, 主句 (can't tell) tell = "辨别/判断"（非"告诉"） whether...or not = "是否"，引导宾语从句 by looking at = "通过看……"，by + doing 表方式 ✏️ 例句 (Examples) 例1：Until you try, you will never know. 直到你尝试，你永远不会知道。 例2：I can't tell whether he is joking or not. 我分不清他是不是在开玩笑。 例3：You won't succeed until you work hard. 直到你努力，你才会成功。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 12 📖 课文原句 "Trying to be like the peanut is a good idea." Father went on, "It's useful, though not very attractive." 🔍 知识点：动名词作主语 / though 表转折 ✅ Trying to be... = 动名词短语作主语（谓语用单数 is） 结构：Doing sth. + is + n./adj. go on = "继续说/继续" though = "虽然/尽管"，表转折（比 but 弱） 注意：though 与 but 不能同时出现在同一句中！ ✏️ 例句 (Examples) 例1：Reading books every day is a good habit. 每天读书是个好习惯。 例2：Learning a new language takes time. 学一门新语言需要时间。 例3：He is very kind, though a bit shy. 他很友善，虽然有点害羞。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 13 📖 课文原句 "Do you mean," I asked, "compared with being useful, looking for attention and praise from others is not that important?" 🔍 知识点：compared with / 过去分词作状语 ✅ compared with = "与……相比"，过去分词短语作状语。 结构：Compared with A, B is... looking for attention and praise = 动名词短语作主语 is not that important = 没那么重要 （that = so，口语用法，表示"那么"） ✏️ 例句 (Examples) 例1：Compared with last year, we have made great progress. 与去年相比，我们取得了很大进步。 例2：Compared with his brother, Jack is taller. 和他哥哥相比，Jack 更高。 例3：Learning English is not that difficult if you practice. 如果你练习，学英语没那么难。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 14 📖 课文原句 "Yes," Father said. "This is what I mean. And this is what I expect of you." 🔍 知识点：表语从句 (what 引导) / expect of sb. ✅ This is what I mean. = 表语从句，what = the thing that 结构：主语 + be + what 从句 expect of sb. = "对某人的期望/要求" 区别：expect from sb. 也常用，意思相近 注意：what 在从句中作宾语，不可省略 ✏️ 例句 (Examples) 例1：This is what I want to tell you. 这就是我想告诉你的。 例2：That is not what I expected. 那不是我所期望的。 例3：My parents expect a lot of me. 我父母对我期望很高。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 句型 15 📖 课文原句 But Father's words remain clear in my memory to this day. 🔍 知识点：remain + adj. / to this day ✅ remain = "仍然/保持"，系动词，后接形容词。 结构：主语 + remain + adj. to this day = "直到今天"，时间状语 in my memory = "在我的记忆中" remain 的同类系动词：stay, keep, seem, appear ✏️ 例句 (Examples) 例1：The problem remains unsolved. 这个问题仍未解决。 例2：Her smile remains fresh in my memory. 她的微笑在我记忆中依然清晰。 例3：He remains single to this day. 他至今仍然单身。 💡 注意：加粗部分为重点句型结构，请同学们做好笔记！ 📝 课堂总结 1 It is + n. + to do sth. 2 Since 引导原因状语从句 3 Let's + do sth. (祈使句) 4 begin + doing sth. 5 Let's + have sth. to do sth. 6 in + 方式 (in different ways) 7 tell + sb. + to do sth. 8 take the lead 9 be good for + doing 10 afford to do sth. 11 Unlike..., ... 12 whether... or not (宾语从句) 13 Trying to be... is a good idea. 14 compared with... (过去分词作状语) 15 This is what I expect of you. 记住：Be like a peanut — useful, though not very attractive. 🌱 $