Unit 1 单元语法讲练 Grammar Focus-【金牌导学案】2025-2026学年九年级全一册英语同步课件（人教版）

该初中英语课件聚焦“by”的多词性用法，系统讲解其介词（表方式、交通工具等）和副词（表旁边、经过）功能及拓展短语，从单元主题“How can we become good learners？”切入，通过例句解析、短语归纳到练习巩固，搭建由基础到应用的学习支架。 其亮点在于分点清晰且结合情境实例，如用“by making word cards”阐释学习方法，通过语法选择故事巩固用法，既提升语言能力（理解与表达），又培养思维品质（用法辨析）和学习能力（策略应用）。学生能系统掌握知识点，教师可直接利用结构化资源高效开展语法教学。

How can we become good learners？ 金牌导学案  Unit 1 by可作介词和副词，在不同的结构或句子里表达的意思不同。 　 介词 1．“by＋doing”意思是 “用/通过……手段/方式/方法”，主要用来回答由how引导的疑问句。 如：—How do you study English？——你是怎样学习英语的？ —I study it by making word cards. ——我是通过制作单词卡片来学习英语的。 By getting up early，I can have an hour for reading English in the morning. 通过早起，我每天早上有一小时读英语的时间。 单元语法讲练 Grammar Focus 2．“by＋单数的交通工具名词”意思为 “乘/坐/用……交通工具” 。 如：We go to school by bike every day. 我们每天骑单车去上学。 They went to Shanghai by plane. 他们乘飞机去上海。 3．“by＋动作的执行者”意思为 “被；由……”，常用于被动语态。 如：Thirty divided by fifteen is two. 三十除以十五等于二。 This kite was made by my mother. 这个风筝是我母亲做的。 English is spoken by us. 我们说英语。 单元语法讲练 Grammar Focus 4．“by＋时间的名词”，意思为 “不迟于；到……为止” 。 如：We'll come back by 5 o'clock. 五点钟前我们会回来。 They can finish the work by next Friday. 他们下周五前可以完成工作。 5．表示“经过；过”。 如：My brother walks by the post office every day. 我弟弟每天经过邮电局。 6．by＋地点名词，表示方位，意思为“靠近；在旁边；附近”。 如：He is standing by the window. 他正站在窗户边。 We spent our holiday by the sea. 我们在海边度假。 单元语法讲练 Grammar Focus 7．意思为“在……部位”。 如：The mother led the child by the hand. 那位母亲拉着孩子的手往前走。 8．by＋反身代词，意思为“独自”。 如：The boy began to ski by himself. 这个男孩开始独自滑雪了。 【拓展】 与by相关的短语： word by word一个字一个字地 side by side肩并肩地 by hand手工 by the way顺便问一下 by mistake错误地 by accident偶然；意外地 单元语法讲练 Grammar Focus 　 副词 1．表示“在旁边”。 如：He gave me some money when nobody was by. 当旁边没人时，他给我些钱。 2．表示“从旁边经过”，通常与walk，go，pass连用。 如：Time goes by，and good friendship may be lost. 随着时间的流逝，美好的友谊可能会消失。 She walked by. 她走过去了。 单元语法讲练 Grammar Focus 一、单项填空（语法专练）。 （　　）1. No one helped me. I did it all 　　　　 myself. A．for B．of C．by （　　）2. On sunny days，my grandma often reads a novel 　　　　 the window. A．with B．on C．by C C 单元语法讲练 Grammar Focus （　　）3. —　　　　 did you achieve your dream? —By working hard，of course. A．When B．How C．Why （　　）4. My brother learns English by 　　　　 English videos. He thinks they're fun and useful. A．watch B．watching C．watched （　　）5. Unluckily，he cut his finger terribly 　　　　 a knife. A．in B．by C．with C B B 单元语法讲练 Grammar Focus 二、语法选择。 My friend's eight-­year­-old daughter，Mary，used to stay with her grandparents in the countryside 　1　 a long time. Recently her parents brought her 　2　 the town to live with them. Wild and uneducated，Mary would use impolite or dirty words when she was angry　3　 others. Sometimes she wants to catch others' attention 　4　 doing it. （　　）1. A. in 　　　 B．at C．for （　　）2. A. to 　　　 B．in C．over （　　）3. A. about B．with C．at （　　）4. A. with B．by C．in C A B B 单元语法讲练 Grammar Focus One day，　5　 her surprise，their next-­door neighbor，a woman teacher，gave Mary a beautiful snow­-white dress. It caught Mary's eyes right away and made them shine brightly. Mary no longer said dirty words and she didn't roll（滚动） 　6　 the floor，either，after she put on the dress. She knew that running wildly was not suitable for a girl 　7　 such a beautiful dress. （　　）5. A. to B．in C．from （　　）6. A. on B．to C．in （　　）7. A. of B．in C．for A A B 单元语法讲练 Grammar Focus 　8　 that time on，Mary began to change. And now she is polite，tidy and lovely. And her parents are quite satisfied 　9　 her. Perhaps everyone has a beautiful dress hidden somewhere in his or her heart. However，he or she may not realize it，forget it or give it up 　10　. the end. （　　）8. A. With B．As C．From （　　）9. A. at B．with C．about （　　）10. A. by B．at C．in C B C 单元语法讲练 Grammar Focus 感谢聆听 $