Unit 1 Know yourself Grammar课件2025-2026学年译林版（2012）英语九年级上册

该初中英语课件聚焦连词用法，系统讲解and、but、or、so等基础连词及both...and...等复合连词的分类、功能和使用场景，通过“know about your teacher”互动情境导入，从单一句子合并到篇章写作应用，搭建由浅入深的知识支架。 其亮点在于以学生熟悉的生活实例（如同学性格描述、职业选择）设计分层练习，结合“think and summarize”活动引导归纳用法，既提升语言表达与写作的语言能力，又培养分析比较的思维品质。教师可直接利用情境化素材与清晰小结，助力学生高效掌握连词运用，提升教学实效。

Grammar Unit 1 Know yourself 1 1 学 习 目 标 学习本课节新单词及短语：impatient, think twice(about sth.), do the dishes； 掌握连词and, or, but, so, both…and…, not only… but also…, either…or…和neither…nor…的用法； 1 3 通过学习，培养良好的个人品质。 学会用连词来表达思想，培养写作能力； 2 2 连 词 (Conjunction) and 和 连词 but 但是 or 或者，否则 so 所以 使用方法：... text has been truncated due to evaluation version limitation. 4 连词的定义 I am active and energetic. I am active and energetic, and I love working with people. They took active steps and prevent the spread of the disease. 常用的连词 and，还有 but, or, so, ..., neither ... nor ..., either ... or ..., not only ... but also ..., both ... and ... 连接同一成分的单词、短语、句子等的词语是连词。 连接单词 连接短语 连接句子 Presentation know about your teacher He isn’t a math teacher. He isn’t a physics teacher. He is humorous. He is easy to work with. He isn’t a math teacher or a physics teacher. He is humorous and easy to work with. Summary think and summarize We use conjunctions like and, but, or and so to join ideas together. 1. We use ______ to join ideas that are similar. 2. We use ______ to join ideas that are different. 3. We use ______ to introduce another possibility(可能性). 4. In negative（否定） sentences, we use _____ to join two or more ideas. 5. We use _____ to express the result of something. and but or or so 连词的使用（一） 表示递进或顺承关系 I am active and energetic. I love working with people. → _____________________________________________ I am active and energetic, and I love working with people. and用于肯定句中 I like apples and bananas. and“和”表___________关系。 Work hard ,and you will make much progress. 并列或顺承 Hurry up, or you'll be late. Do you want to be a docter or a teacher when you grow up? or“或者，否则”表___________关系 选择或条件 连词的使用（一） 表示转折关系 He does not like to talk much. His works shout! → _____________________________________________ He does not like to talk much, but his works shout! 连词的使用（一） 表示选择关系 I can be a good teacher. I can be a good doctor. → _____________________________________________ I can be a good teacher or a good doctor. 使用连词时相同部分可省略 or用于疑问句和否定句中，在疑问句和否定句（含否定意义）中即使表示递进或顺承要用or，而不用and l like dumplings ______ rice. I don't like hamburgers _____ bread. and or I don't like sandwiches or hamburgers. I like apples and pears. 在连接并列成分的句子结构当中 and 用于肯定句or用于否定句 连词的使用（一） 表示因果关系 I want to share the best art with people. I am always searching for something better or different. → _____________________________________________ _____________________________________________ I want to share the best art with people, so I am always searching for something better or different. 在英语中，因果关系不能同时存在“因为……，所以……的表达”，在一个句子中要么出现because，要么出现so 1. Kitty is kind, but sometimes she is impatient. be impatient with...对...没耐心 2. Billy would not accept others' advice or think twice. ! accept others' advice 接受别人的意见 think twice再考虑一下 3. Judy is gentle, so/and she never gets angry with others. gets angry with 对别人生气 4. Suzy worries too much, so she cannot sleep well sometimes. be worried about 对...担心 My mother is worried about my study. Practice Part 2 both…and… not only…but (also)… either…or… neither…nor… I can be a good teacher. I can be a good doctor. I can be a good teacher or a good doctor. Conclusion: We use ____ to introduce another possibility. 我们用or去引出另一种可能性，or在这里是“或者”的意思，表达选择关系。 or He does not like singing. He does not like dancing. He does not like singing or dancing. Conclusion: In negative sentences, we use ___ to join two or more ideas. 在否定句中，我们用or连接两个或两个以上的概念。 or I want to share the best art with people. I am always searching for something better or different. I want to share the best art with people, so I am always searching for something better or different. Conclusion: We use ___to express the result of something. 我们用so去表达某件事的结果，so在这里是“因此，所以”的意思，表达因果关系。 so both…and… 两者都 1.表示两者都，连接两个性质相同并在句中作相同成分的并行结构.谓语动词用复数 Kitty has known something about the four people. I have known something about the four people. → Both Kitty and I have known something about the four people. e.g. Are you going to America by boat or by plane? 你到美国是坐船还是坐飞机？ —Do you like Journey to the West ______ The Adventures of Tom Sawyer? —Journey to the West. A. and B. or C. but B 含both的句子变为否定时，是将both改为neither。 Both of the boys are clever. →Neither of the boys are clever. 含both…and…的句子变为否定句时，将both…and…改为neither…nor..，连接的两个部分若是名词，可以是单数，也可以是复数。 I know both the man and the woman. I know neither the man nor the woman. 两个男孩都聪明。 两个男孩都不聪明。 21 【注意】 so 和because不能同时在一个句子中使用。 错误的表达： Because he was ill, so he couldn’t come. 正确的表达： Because he was ill, he couldn’t come. He was ill, so he couldn’t come. Millie wants to write about her classmates. Help her join her ideas with and, but, or or so. 1. Kitty is kind. Sometimes she is impatient. _____________________________________________________ 2. Billy would not accept others' advice. Billy would not think twice. _____________________________________________________ 3. Judy is gentle. Judy never gets angry with others. _____________________________________________________ 4. Suzy worries too much. She cannot sleep well sometimes. _____________________________________________________ Kitty is kind, but sometimes she is impatient. Billy would not accept others' advice or think twice. Judy is gentle, and she never gets angry with others. Suzy worries too much, so she cannot sleep well sometimes. not only…but (also)…不但……而且…… 在句中常用来连接两个对等的成分，also可以省略。如： He is learning not only English but (also) French. Carelessness will be a disaster to ourselves. Carelessness will be a disaster to patients. → Carelessness will be a disaster not only to ourselves but (also) to patients. 【注意】： 1、就近。指谓语形式取决于离它近的主语。 Not only the students but also the teacher reads English every day. 2、一致。not only 与 but also后面所接的词类要一致。 She can not only sing but also dance. e.g. The rain began to fall, so we went home. 开始下雨了, 所以我们就回家了。 注意: so 和because 不能一起连用。也就是说, 使用了并列连词so 就不用because；使用了because, 就不用so。 活动小结 通过以上的活动，我们学习了并列连词and、but、or和so： and表达_____关系，but表达_____关系，or表达_____关系，so表达_____关系; 并列 转折 选择 因果 并列连词both ... and ...、not only ... but (also) ...、either ... or ...和neither ... nor ...的用法 Presentation 1. I dislike not only coffee but also Cola. 2. I like neither maths nor English. 3. You either take the lead or fall behind. 4. Both Sandy and Millie have been to Hong Kong. Can you tell us how to use this four conjunctions? 本节课主要学习了： 重点单词：impatient 重点短语：accept others’ advice, think twice (about sth. ) , do the dishes, worry too much, 28 $