Unit8 Let’s Communicate Section A讲义 2025-2026学年人教版八年级英语上册

本初中英语讲义以“交流”为核心，系统梳理交流相关词汇（如communicate及名词形式communication）、实用短语（如talk face to face, send text messages）及if条件状语从句（“主将从现”等规则），构建从词汇积累到语法应用的学习支架。 该资料亮点在于立足真实情境（谈论交流方式、真实情境及未来预测），提升语言运用能力，通过多样练习题（填空、句型转换、翻译等）培养学习能力，分析if从句条件与结果锻炼思维品质。课中辅助教师系统授课，课后助力学生查漏补缺，强化知识应用。

Unit 8 Let’s Communicate! Section A How can we communicate? Question: What makes good communication? key: 1. discover different forms of communication 2. talk about how people communicate with others 3. find ways to improve your communication skills 4. talk about real situation and prediction for the future 词汇 communicate v.交流，沟通 end v.结束；终止 communication n.交流，沟通；通讯 single adj.单一的；单独的 sign n标志，符号；v.签名，示意 article n.文章；物品 speaker n.说话者，演讲人；扬声器 Britain n.不列颠；英国 relationship n.关系，联系；人际关系 professor n.教授 rehearsal n.排练，练习；彩排 speech n.演讲；言语 local adj.当地的，地方的；n.本地人 argue v.争论；主张 face-to-face adj.面对面的；adv.面对面地 prefer v.更喜欢；宁愿 chance n.机会，机遇；可能性 calm adj.冷静的；v.使平静 meeting n.会议，会见；相遇 situation n.情况；处境 difficulty n.困难，难题；困境 both 两者都 line n.线，线路,台词；v.排队 expression n.表达；表情 friendship n.友谊，友情 advice n.建议 detail n.细节，详情；v.详述 reunion n.重聚；团聚 training n.培训，训练；培养 seriously adv.认真地；严重地 invite v.邀请，招待；引起 jog 慢跑；轻推 promise v./n.承诺，许诺 soon adv.很快；不久 短语 talk face to face 面对面交谈 show sb around 带某人参观 send text messages 发送短信 take a break 休息一下 make a video call 进行视频通话 a face-to-face talk 一次面对面的谈话 use sign language 使用手语交流 make things worse 使情况变得更糟 make a phone call 打电话 stay calm 保持冷静 sign up 报名注册 say sorry 道歉 pick up 接某人 be careful with 小心对待 on time 准时 talk about school life 谈论学校生活 solve the problem 解决问题 in line with 与……一致，符合 argue with sb 与某人争吵 by chance 偶然，碰巧 prefer to do sth 更喜欢做某事 take...seriously 认真对待…… in person 亲自，当面 drop sb a line 给某人写信/留言 right away 立刻，马上 make up with 与某人和好 worry about 担心，担忧 a good chance 一个好机会 find a good place 找到一个好地方 go jogging 去慢跑 知识点 1.communicate (v.)交流，沟通→communication （n.）交流，沟通 固定搭配：communicate with sb 与......交流 2.explain（v.）解释，说明 → explain sth. to sb. 向某人解释 3.express(v.)表达→expression（n.）表达，表达方式 4.avoid（v.）避免；回避 → 固定搭配：avoid doing sth.避免做某事 5.on time 准时，按时→ in time 及时 6.show的用法：（v.）展示，给......看，（n.）展览，演出 固定搭配：show sb around 带某人四处参观 show up 出现 show off 炫耀 show interest in 对......表现出兴趣 7.argue(v.)争吵 → argument（n.）争论，争吵。 固定搭配： argue with sb 与某人争吵 argue about/over sth就某事争吵 8.prefer (v.) 较喜欢， → preference （n.）偏好 固定搭配：prefer to do sth宁愿做某事 prefer doing sth 更喜欢做某事 prefer A to B 比起A 更喜欢B prefer doing A to doing B 喜欢做A胜过做B if引导的条件状语从句 if 引导的条件状语从句，主句用一般将来时，从句用一般现在时（主将从现），用来表示主句动作发生的前提条件，意为 “如果……”。 从句：由 if 引导，表达条件 主句：表达满足条件后会出现的结果 英语语法规则表 规则 时态 例句 主将从现 主句：一般将来时 （will + 动词原形） 从句：一般现在时 If it rains tomorrow, we will not go for a picnic. 主现祈从现 主句：祈使句 从句：一般现在时 If you feel cold, turn the fan off. 语序：从句在前，主句在后，中间用逗号隔开 If you study hard, you will get good grades. 主句在前，从句在后，不需要逗号 You will get good grades if you study hard. 练习题 Ⅰ. 用所给动词的适当形式填空 1.If he ______ (have) time, he ______ (help) you with your English. 2.We ______ (go) swimming if the weather ______ (be) sunny tomorrow. 3.If you ______ (not hurry), you ______ (miss) the early bus. 4.Ice ______ (melt) if you ______ (put) it in the sun. 5.If they ______ (work) hard, they ______ (pass) the exam easily. 6.What ________________ (do) if you ______ (miss) the train? Ⅱ. 句型转换 1.You will pass the test. You study hard.（用 if 合并为一句） _________________________________________________________________________ 2.If you don’t finish your homework, your teacher will be angry.（改为同义句） ______ ______ your homework, or your teacher will be angry. 3.She will go shopping. She is free this afternoon.（用 if 合并为一句） ______________________________________________________________________________ Ⅲ. 单项选择 1.We should _____________our parents often to reduce misunderstanding. A. communicate to B. communicate with C. communicate about 2.You’d better avoid _____________ loudly in the library. A. talk B. to talk C. talking 3.My teacher always _____________ difficult grammar points_____________ us clearly. A. explains; for B. explains; to C. explain; to 4.She _____________ at home to going out on hot days. A. prefers to stay B. prefers staying C. prefer staying 5.They had an _____________ about where to go on vacation yesterday. A. argue B. arguing C. argument 6.— Did everyone _____________ at the meeting? — Yes, no one was absent. A. show up B. show off C. show around 7.Don’t _____________ your sister over a toy. It’s not a big deal. A. argue about B. argue with C. argue to 8.His _____________ on his face told us that he was very happy. A. express B. expression C. expressing 9.If you can’t finish the work _____________, you can ask for more time. A. on time B. in time C. at time 10.She doesn’t like to_____________her expensive clothes in front of others. A. show up B. show off C. show around 11.If it ______ tomorrow, we will fly kites in the park. A. is windy B. will be windy C. was windy D. wind 12.I ______ a teacher if I pass the exam next year. A. am B. was C. will be D. be 13.If you ______ carefully, you ______ the report well. A. listen; understand B. listen; will understand C. will listen; understand D. listens; understands Ⅳ. 翻译句子 1. 如果你每天练习英语，你的口语会越来越好。 _______________________________________________________________ 2. 如果他不来，我们就自己开始会议。 _______________________________________________________________ 3. 水会沸腾，如果你把它加热到 100 摄氏度。 _______________________________________________________________ 4我们应该学会与不同的人交流。 _________________________________________________________ 5.比起看电视，他更喜欢看书。 _________________________________________________________ 6.她向我解释了这个计划的重要性。 _________________________________________________________ 7.为了避免迟到，我们最好早点出发。 _________________________________________________________ 8.他带领我们参观了他爸爸的工厂。 _________________________________________________________ 学科网（北京）股份有限公司 $ Unit 8 Let’s Communicate! Section A How can we communicate? Question: What makes good communication? key: 1. discover different forms of communication 2. talk about how people communicate with others 3. find ways to improve your communication skills 4. talk about real situation and prediction for the future 词汇 communicate v.交流，沟通 end v.结束；终止 communication n.交流，沟通；通讯 single adj.单一的；单独的 sign n标志，符号；v.签名，示意 article n.文章；物品 speaker n.说话者，演讲人；扬声器 Britain n.不列颠；英国 relationship n.关系，联系；人际关系 professor n.教授 rehearsal n.排练，练习；彩排 speech n.演讲；言语 local adj.当地的，地方的；n.本地人 argue v.争论；主张 face-to-face adj.面对面的；adv.面对面地 prefer v.更喜欢；宁愿 chance n.机会，机遇；可能性 calm adj.冷静的；v.使平静 meeting n.会议，会见；相遇 situation n.情况；处境 difficulty n.困难，难题；困境 both 两者都 line n.线，线路,台词；v.排队 expression n.表达；表情 friendship n.友谊，友情 advice n.建议 detail n.细节，详情；v.详述 reunion n.重聚；团聚 training n.培训，训练；培养 seriously adv.认真地；严重地 invite v.邀请，招待；引起 jog 慢跑；轻推 promise v./n.承诺，许诺 soon adv.很快；不久 短语 talk face to face 面对面交谈 show sb around 带某人参观 send text messages 发送短信 take a break 休息一下 make a video call 进行视频通话 a face-to-face talk 一次面对面的谈话 use sign language 使用手语交流 make things worse 使情况变得更糟 make a phone call 打电话 stay calm 保持冷静 sign up 报名注册 say sorry 道歉 pick up 接某人 be careful with 小心对待 on time 准时 talk about school life 谈论学校生活 solve the problem 解决问题 in line with 与……一致，符合 argue with sb 与某人争吵 by chance 偶然，碰巧 prefer to do sth 更喜欢做某事 take...seriously 认真对待…… in person 亲自，当面 drop sb a line 给某人写信/留言 right away 立刻，马上 make up with 与某人和好 worry about 担心，担忧 a good chance 一个好机会 find a good place 找到一个好地方 go jogging 去慢跑 知识点 1.communicate (v.)交流，沟通→communication （n.）交流，沟通 固定搭配：communicate with sb 与......交流 2.explain（v.）解释，说明 → explain sth. to sb. 向某人解释 3.express(v.)表达→expression（n.）表达，表达方式 4.avoid（v.）避免；回避 → 固定搭配：avoid doing sth.避免做某事 5.on time 准时，按时→ in time 及时 6.show的用法：（v.）展示，给......看，（n.）展览，演出 固定搭配：show sb around 带某人四处参观 show up 出现 show off 炫耀 show interest in 对......表现出兴趣 7.argue(v.)争吵 → argument（n.）争论，争吵。 固定搭配： argue with sb 与某人争吵 argue about/over sth就某事争吵 8.prefer (v.) 较喜欢， → preference （n.）偏好 固定搭配：prefer to do sth宁愿做某事 prefer doing sth 更喜欢做某事 prefer A to B 比起A 更喜欢B prefer doing A to doing B 喜欢做A胜过做B if引导的条件状语从句 if 引导的条件状语从句，主句用一般将来时，从句用一般现在时（主将从现），用来表示主句动作发生的前提条件，意为 “如果……”。 从句：由 if 引导，表达条件 主句：表达满足条件后会出现的结果 英语语法规则表 规则 时态 例句 主将从现 主句：一般将来时 （will + 动词原形） 从句：一般现在时 If it rains tomorrow, we will not go for a picnic. 主现祈从现 主句：祈使句 从句：一般现在时 If you feel cold, turn the fan off. 语序：从句在前，主句在后，中间用逗号隔开 If you study hard, you will get good grades. 主句在前，从句在后，不需要逗号 You will get good grades if you study hard. 练习题 Ⅰ. 用所给动词的适当形式填空 1.If he ______ (have) time, he ______ (help) you with your English. 2.We ______ (go) swimming if the weather ______ (be) sunny tomorrow. 3.If you ______ (not hurry), you ______ (miss) the early bus. 4.Ice ______ (melt) if you ______ (put) it in the sun. 5.If they ______ (work) hard, they ______ (pass) the exam easily. 6.What ________________ (do) if you ______ (miss) the train? 【答案】1.has; will help 2.will go; is 3.don’t hurry; will miss 4.melts; put 5.work; will pass 6.will you do,miss Ⅱ. 句型转换 1.You will pass the test. You study hard.（用 if 合并为一句） _________________________________________________________________________ 2.If you don’t finish your homework, your teacher will be angry.（改为同义句） ______ ______ your homework, or your teacher will be angry. 3.She will go shopping. She is free this afternoon.（用 if 合并为一句） ______________________________________________________________________________ 【答案】1.If you study hard, you will pass the test. 2.Finish your 3.She will go shopping if she is free this afternoon. Ⅲ. 单项选择 1.We should _____________our parents often to reduce misunderstanding. A. communicate to B. communicate with C. communicate about 【答案】B 【解析】固定搭配 communicate with sb. 意为 “与某人交流”。 2.You’d better avoid _____________ loudly in the library. A. talk B. to talk C. talking 【答案】C 【解析】动词 avoid 后接动名词作宾语，即 avoid doing sth.（避免做某事）。 3.My teacher always _____________ difficult grammar points_____________ us clearly. A. explains; for B. explains; to C. explain; to 【答案】B 【解析】固定搭配 explain sth. to sb. 意为 “向某人解释某事”；主语 My teacher 是第三人称单数，谓语动词用第三人称单数形式 explains。 4.She _____________ at home to going out on hot days. A. prefers to stay B. prefers staying C. prefer staying 【答案】B 【解析】固定搭配 prefer doing A to doing B 意为 “比起做 B 更喜欢做 A”；主语 She 是第三人称单数，谓语动词用 prefers。 5.They had an _____________ about where to go on vacation yesterday. A. argue B. arguing C. argument 【答案】C 【解析】不定冠词 an 后接名词，argument（争论）是 argue 的名词形式。 6.— Did everyone _____________ at the meeting? — Yes, no one was absent. A. show up B. show off C. show around 【答案】A 【解析】show up 意为 “出现；到场”，符合答句 “没有人缺席” 的语境。 7.Don’t _____________ your sister over a toy. It’s not a big deal. A. argue about B. argue with C. argue to 【答案】B 【解析】固定搭配 argue with sb. 意为 “与某人争吵”。 8.His _____________ on his face told us that he was very happy. A. express B. expression C. expressing 【答案】B 【解析】形容词性物主代词 His 后接名词，expression（表情；表达）是 express 的名词形式。 9.If you can’t finish the work _____________, you can ask for more time. A. on time B. in time C. at time 【答案】A 【解析】on time 意为 “准时”，符合 “完不成工作可申请延期” 的语境；in time 意为 “及时”。 10.She doesn’t like to_____________her expensive clothes in front of others. A. show up B. show off C. show around 【答案】B 【解析】show off 意为 “炫耀”，符合 “不喜欢在别人面前炫耀昂贵衣服” 的语境。 11.If it ______ tomorrow, we will fly kites in the park. A. is windy B. will be windy C. was windy D. wind 【答案】A 【解析】主句 we will fly kites... 是一般将来时，从句用一般现在时。主语 it 是第三人称单数，be 动词用 is。 12.I ______ a teacher if I pass the exam next year. A. am B. was C. will be D. be 【答案】C 【解析】从句 if I pass the exam... 是一般现在时，主句用一般将来时 will be。 13.If you ______ carefully, you ______ the report well. A. listen; understand B. listen; will understand C. will listen; understand D. listens; understands 【答案】B 【解析】从句主语 you 不是三单，动词用原形 listen；主句用一般将来时 will understand。 Ⅳ. 翻译句子 1. 如果你每天练习英语，你的口语会越来越好。 _______________________________________________________________ 2. 如果他不来，我们就自己开始会议。 _______________________________________________________________ 3. 水会沸腾，如果你把它加热到 100 摄氏度。 _______________________________________________________________ 4我们应该学会与不同的人交流。 _________________________________________________________ 5.比起看电视，他更喜欢看书。 _________________________________________________________ 6.她向我解释了这个计划的重要性。 _________________________________________________________ 7.为了避免迟到，我们最好早点出发。 _________________________________________________________ 8.他带领我们参观了他爸爸的工厂。 _________________________________________________________ 【答案】 1.If you practice English every day, your spoken English will be better and better. 2.If he doesn’t come, we will start the meeting ourselves. 3.Water will boil if you heat it to 100 degrees Celsius. 4.We should learn to communicate with different people. 5.He prefers reading books to watching TV. 6.She explained the importance of the plan to me. 7.We’d better set off early to avoid being late. 8.He showed us around his father’s factory. 学科网（北京）股份有限公司 $