Unit 4 语法专项课件- 宾语从句（疑问词）课件 2026-2027学年人教版九年级英语上册

该初中英语课件聚焦九年级上册Unit4疑问词引导的宾语从句，从基础定义切入，结合教材例句解析引导词分类与句式结构，搭建从概念到三大核心规则（陈述语序、时态呼应、引导词不省略）的学习支架，梳理知识脉络。 其亮点在于通过易混引导词对比、五大易错陷阱总结及四类分层练习，培养学生语言能力（句型转换提升表达）与思维品质（分析引导词用法）。采用口诀与四步改写法则，助力学生掌握策略，教师可直接用于精讲巩固，提升教学效率。

教学课件 新人教版九年级上册 Unit4 语法专项 —— 宾语从句（疑问词） 全解精讲+分层练习 1 1.分清宾语从句基础定义，识别特殊疑问词引导的从句 2.掌握宾语从句三大核心黄金解题规则 3.区分 what/which、who/whom 等易混引导词用法 4.熟练完成句型转换、改错、选择、填空四类题型 5.规避语序、时态、连接词重复高频易错陷阱 学习目标 基础概念 —— 什么是宾语从句 1.宾语：动词、介词后面承接动作的对象 2.宾语从句：用完整句子充当主句宾语 3.本单元从句由特殊疑问词（what/who/where 等）引导 4.主句常用动词：know、wonder、remember、tell、ask 5.教材例句：I don't understand what she's going through. 引导词分类 & 基础含义 引导词 指代对象 使用场景 what 事物 / 内容 无选择范围，泛指 “什么” who 人（主语 / 宾语） 初中最常用，可作从句主语 which 人 / 物 给定范围中挑选，“哪一个” when/where 时间 / 地点 询问时间、场所位置 why/how 原因 / 方式 询问理由、做法、程度 句式结构 1.完整公式：主句 + 疑问连接词 + 宾语从句 2.从句硬性要求：陈述语序（主语在前，谓语在后） 3.简单例句：I still remember where we took photos. 4.拆分解析：主句 I remember + 连接词 where + 从句 we took photos 5.禁止使用疑问倒装语序，这是第一大丢分点 规则 1—— 从句必须用陈述语序 1.原特殊疑问句为倒装，改成从句要调整顺序 2.有助动词 do/does/did：直接删掉，动词变回对应时态 3.有 be 动词 / 情态动词：移到从句主语后方 4.错误示范：I don’t know where is he. 5.正确示范：I don’t know where he is. 语序改写示例 原问句：How did he learn English well? 主句：I wonder… 1.保留疑问词 how 放句首 2.删除助动词 did，主语 he 前置 3.动词还原为过去式 learned 4.合并完整句：I wonder how he learned English well. 5.核心口诀：疑问词留首，主谓换顺序，助动词全丢 规则 2—— 主从句时态呼应 1.主句现在时态（know/wonder/remember）：从句时态按需变化 2.主句过去时态（knew/wondered/asked）：从句时态统一倒退 3.唯一例外：客观真理、永恒事实，从句永用一般现在时 例句 1：I know she lives in Beijing.（现在） 例句 2：He asked where she lived.（主句过去，从句倒退） 时态特殊例外讲解 1.客观真理不受主句过去时态影响 2.例句：The teacher asked why the earth goes around the sun. 3.主句 asked 为过去式，从句仍用 goes（客观常识） 4.对比普通句子：He asked when she left home. 5.普通事件需时态倒退，真理不变 规则 3—— 疑问引导词不可省略 1.that 引导宾语从句可省略，本类从句引导词绝对不能删 2.错误：I don’t know you bought yesterday.（缺 what，句意残缺） 3.正确：I don’t know what you bought yesterday. 4.补充：or not 只能搭配 if/whether，不能跟疑问词连用 5.例：不能说 I wonder where or not he comes. 特殊疑问句改宾语从句四步法则 1.第一步：保留原句特殊疑问词，置于从句最前面 2.第二步：调整剩余内容为主语 + 谓语陈述语序 3.第三步：删除 do/does/did，动词变回对应时态 4.第四步：连接主句，句末只用句号，去掉原问号 四步缺一不可，考试改写题通用模板 易混引导词 1：what vs which 1.what：无选择范围，泛指任意事物 2.which：有明确选项，在固定范围里挑选 例句 1：Tell me what you want.（没有限定范围） 例句 2：Tell me which pen you like.（多支钢笔里选一支） 做题判断技巧：看见 two/these/those 选 which 易混引导词 2：who vs whom 1.who：指代人，可在从句作主语、宾语，初中首选 2.whom：仅能在从句作宾语，中考极少考查 例句 1：I don’t know who helped me.（who 作主语） 例句 2：I don’t know whom you met.（whom 作宾语） 日常答题优先用 who，避免误用 whom 丢分 五大高频易错陷阱（一）语序 & 时态 1.语序陷阱：从句主语后置、be 动词提前（最高频错题） 2.时态陷阱：主句过去时，从句时态忘记倒退 举例错题：She wondered where does he work.（两处错误） 五大高频易错陷阱（二）连接词 & 标点 1.连接词重复：that + 疑问词叠加使用（that who 错误） 2.标点陷阱：主句为陈述句，结尾误用问号 3.搭配陷阱：疑问词后搭配 or not，语法不成立 4.做题谨记：一套从句只留一个连接词 题型一：选词填空（引导词） 可选词：what, who, which, when, where, why, how 1.I want to know _________ you will spend your holiday. 2.No one knows _________ broke the classroom window. 3.Could you tell me _________ book is yours? 4.She doesn’t understand _________ he refused the plan. 5.I wonder _________ I can improve my spoken English. where who which why how 题型二：单项选择 1.I can’t figure out _________ makes him so upset. A. where B. that C. what 2.Do you know _________ we can get to the station? A. what B. how C. which 3.Lily doesn’t know _________ called her this morning. A. who B. whom C. which 4.He asked _________ the sports meeting would start. A. when B. why C. what 5.I wonder _________ bike is cheaper of the two. A. what B. which C. who C B A A B 6.My dad told me _________ reading can open our eyes. A. that B. what C. why 7.She didn’t explain _________ she arrived late yesterday. A. where B. why C. when 8.—Where is my notebook? —I don’t know _________ it is now. A. when B. what C. where 9.Could you tell me _________ you visited last summer? A. where B. who C. when 10.The boy asked _________ birds fly south in winter. A. why B. what C. which A B C B A 题型三：句型合并改写 要求：两句合并，改写为含疑问词宾语从句复合句 1.Tom doesn’t know. Who stole his notebook? 2.Can you find out? Where will we have the party? 3.I can’t imagine. Why did she give up the competition? Tom doesn’t know who stole his notebook. Can you find out where we will have the party? I can’t imagine why she gave up the competition. 题型三：句型合并改写 4.Please tell me. How can I memorize new words fast? 5.He thought about it. What happened last night? 6.We wonder. When does the new library open? Please tell me how I can memorize new words fast. He thought about what happened last night. We wonder when the new library opens. 题型四：找出错误并写出正确完整句子 1.I wonder why is it hard to learn grammar well. 2.He can’t remember where did he meet his old classmate. 3.She asked that who taught her math last term. 4.Nobody knows when will the summer vacation begin. 错误：why is it → 改正：I wonder why it is hard to learn grammar well. 错误：where did he → 改正：He can’t remember where he met his old classmate. 错误：that who → 改正：She asked who taught her math last term. 错误：when will we → 改正：Nobody knows when the summer vacation will begin. 拓展：疑问词作从句主语特殊情况 1.若疑问词 who/what 在从句中充当主语，语序无需改动 2.原问句：What made you sad? 3.合并：I don’t know what made you sad. 4.无需调换主谓，不用删除助动词 5.做题技巧：看从句动词前是否有名词 / 代词主语 易混对比：that 从句 vs 疑问词从句 1.that 从句：从句完整无缺，无疑问含义，that 可省略 2.疑问词从句：句子存在疑问信息，引导词不可省略 例句 that：I think (that) he is honest. 例句疑问词：I wonder what he wants. 两者不能混用，不可叠加连接词 常见主句汇总（写作可用） 1.表思考：I wonder / I can’t imagine / I’m thinking 2.表记忆：I remember / I can’t recall / I forgot 3.表询问：Could you tell me / Please show me 4.表查明：find out /figure out 5.写作加分：I want to know… 日常高频句型 本节课核心知识点总结 1.结构：主句 + 疑问词 + 陈述语序从句 2.三大规则：陈述语序、时态呼应、引导词不省略 3.引导词区分：what 无范围，which 有范围；who 指人 4.两大特殊：疑问词作主语语序不变；客观真理时态不变 5.避坑要点：不叠加 that、不用 or not、句末不用问号 教学课件 Unit4 语法专项 —— 宾语从句（疑问词） Thank you for listening! 26 $