Unit 8 Let’s Communicate! 知识点讲义2026-2027学年人教版英语八年级上册

本初中英语讲义围绕“沟通”主题，系统梳理核心知识点，从Section A的动词短语（如show sb. around、pick up）及if从句“主将从现”规则，到Grammar Focus的if条件状语从句三种类型（主将从现、主祈从现、主情从现），再到Section B和Vocabulary in Use的实用词汇（listen to、argue with、benefit from），构建从基础到应用的学习支架。 资料特色在于每个知识点配备详细规则解析、拓展例句及针对性练习（翻译、填空、改错），通过对比辨析（如listen/hear）和易错点提示（代词放短语中间）培养学生语言能力与思维品质。课中辅助教师高效授课，课后助力学生巩固知识，查漏补缺，提升自主学习能力。

Unit 8 Let’s Communicate! 知识点讲义 Section A 句子 1 I’ll show you around my city if you come to visit. 单词 / 短语 show /ʃəʊ/v. 带领，展示；固定搭配 show sb. around + 地点 带某人参观某地 语法重点 代词规则：sb. 为人称代词宾格（me/you/him/her），必须放在 show 和 around 中间； if 从句规则：主句 I’ll = I will（将来时），从句 come 用一般现在时，遵循主将从现。 拓展例句：I will show my foreign friend around our town. 配套练习（翻译）：如果你周末来，我带你参观公园。 答案：If you come on the weekend, I’ll show you around the park. 句子 2 I will pick Jim up after the rehearsal ends. 短语 pick up （开车）接某人；捡起 必考规则：代词宾格（it/him/her/you）只能放中间 → pick him up；名词可放中间 / 末尾 pick Jim up = pick up Jim 拓展例句：My dad picks me up after school every day. 配套练习（填空）：I will ____ you ____ at the station tomorrow. 答案：pick; up 句子 3 Some friends argue and don’t know how to make up. 短语 make up （争吵后）和好，和解；编造（故事） 易错点：代词必须放中间 make them up，不能写 make up them 拓展例句：We argued yesterday but made up this morning. 配套练习（改错）：They always make up them quickly after fighting. 解析：动词 + 副词短语，代词宾格放短语中间 答案：make up them → make them up 句子 4 Texting can make things worse if you’re not careful with words. 单词 text /tekst/v. 发短信 n. 短信 搭配 text sb. = send a text message to sb. 给某人发消息；make + 宾语 + 形容词 使…… 变得…… 拓展例句：I text my parents every evening. 配套练习（翻译）：别深夜给朋友发消息打扰别人。 答案：Don’t text your friends late at night and disturb others. 句子 5 If you can’t meet face to face, just call your friend. 短语 face to face 面对面（作状语）；call sb. = give sb. a phone call 给某人打电话 拓展例句：Call me as soon as you arrive home. 配套练习（同义转换）：Give your friend a phone call. ____ your friend. 答案：Call Grammar Focus 单元核心语法：if 引导真实条件状语从句（主将从现） 主将从现：主句 will + 动词原形，if 从句一般现在时（描述未来可能发生的事） If you come, I will wait for you. 主祈从现：主句祈使句（动词原形开头），if 从句一般现在时 Call me if you need help. 主情从现：主句含 can/may/must/should 等情态动词，if 从句一般现在时 If you are free, you can chat with me. 句式位置 从句放句首：If + 从句，主句（必须加逗号） 从句放句尾：主句 if + 从句（不加逗号） 句子 1 If you need to leave, I’ll call a taxi for you. 单词 leave /liːv/v. 离开；落下 拓展例句：If it rains, we will leave early. 配套练习（填空，考点：从句用一般现在时）：If you ____ late, we will miss the bus. 答案：are 句子 2 Drop me a line if you think you can come. 固定俚语 drop sb. a line 给某人发消息 / 留言 / 写信 拓展例句：Drop me a line when you arrive in the city. 配套练习（翻译）：有空记得给我发消息。 答案：Drop me a line if you are free. 句子 3 If we start training earlier, we will perform better. 单词 perform /pəˈfɔːm/v. 表现，发挥；表演 错题考点：if 从句现在时，主句必须加 will，缺少 will 为典型错误 拓展例句：You will perform well if you stay calm. 配套练习（改错）：If you practise more, you perform better. 解析：遵循主将从现，主句缺少将来助动词 will 答案：perform → will perform 句子 4 Let me know if you think of a good meeting time. 短语 let sb. know 告知某人；let + 宾语 + 动词原形（let 后不加 to） 拓展例句：Let me know your plan before Friday. 配套练习（填空）：____ me ____ if you change your mind. 答案：Let; know Section B 句子 1 Listen carefully and show interest in others. 重点单词 listen /ˈlɪsn/vi. 倾听 单独使用 Listen! / Listen carefully. 无宾语，表提醒，常搭配现在进行时 例：Listen! Someone is knocking at the door.（听！有人在敲门） listen to + 宾语（人 / 物）：后面有倾听对象，必须加介词 to 例：Listen to your teacher in class. 易混辨析 listen /hear listen：主动、有意识 “听” 的动作；hear：被动 “听见” 的结果 拓展例句：Listen to others patiently during talks. 配套练习（翻译）：与人交谈时认真倾听对方。 答案：Listen to others carefully when you talk with them. 句子 2 Don’t argue with others if you disagree with their ideas. 短语 argue with sb. 和某人争吵；disagree with sb. 不同意某人观点 拓展例句：Never argue with your parents over small things. 配套练习（同义转换）：Don’t fight with your classmates. Don’t ____ ____ your classmates. 答案：argue with 句子 3 Don’t pretend to be nice if you don’t agree. 单词 pretend /prɪˈtend/v. 假装；固定搭配 pretend to do sth. 假装做某事 时态拓展：过去式 pretended 拓展例句：Don’t pretend you know everything. 配套练习（填空，一般过去时）：He ____ to like the gift he disliked. 答案：pretended 句子 4 Mention other people’s strong points during talks. 单词 mention /ˈmenʃn/v. 提及，说起；搭配 mention sth. 提及某事 短语 strong points 优点，长处（反义词 weak points 缺点） 拓展例句：Don’t mention his mistakes in public. 配套练习（翻译）：聊天时多提及别人的优点。 答案：Mention others’ strong points when chatting. 句子 5 Pay attention to your body language when talking. 核心易错短语 pay attention to 注意；to 是介词，后接名词 / 动名词 doing 高频错题：漏写介词 to，直接写 pay attention sth. 拓展例句：Pay attention to your words when you text. 配套练习（改错）：Pay attention your body language. 解析：固定短语必须带介词 to 答案：Pay attention your → Pay attention to your Vocabulary in Use 句子 1 I don’t need to worry about what others think of me. 短语 worry about sb./sth. 担心某人 / 某事；同义 be worried about（worried 形容词） 拓展例句：Don’t worry about your speech; you’ll do well. 配套练习（填空）：You don’t have to ____ ____ the result. 答案：worry about 句子 2 Book the seats right away if you want to watch the drama. 短语 right away = at once 立刻，马上；book v. 预订（座位、车票） 拓展例句：Call me right away when you get home. 配套练习（翻译）：立刻预定演讲会场的座位。 答案：Book the seats in the speech hall right away. 句子 3 We build trust and develop good relationships face to face. 单词 develop /dɪˈveləp/v. 培养，建立；develop friendship/relationships 建立关系 主谓一致考点：动名词 / 单个动词作主语，谓语动词用三单 拓展例句：We develop friendship by communicating often. 配套练习（改错）：Talking help develop close relationships. 解析：talking 动名词作主语，谓语动词用第三人称单数 helps 答案：help → helps 句子 4 The event will take place at nine o’clock in the morning. 短语 take place （有计划）举办、发生（无被动语态，不能用于 be taken place） 辨析：happen 偶然发生；take place 安排好的活动举办 拓展例句：The speech will take place in our hall. 配套练习（填空）：The party will ____ ____ next Monday. 答案：take place 句子 5 Students will benefit a lot from the professor’s speech. 短语 benefit from … 从…… 中获益 拓展例句：You will benefit from daily reading. 配套练习（翻译）：你会从面对面沟通中收获很多。 答案：You will benefit a lot from face-to-face communication. 学科网（北京）股份有限公司 $