Unit 7 语法专项课件- 定语从句（that,which 引导）2025-2026学年冀教版英语八年级下册

教学课件 冀教英语八年级下册 Unit7 语法专项—— 定语从句（that / which 引导） 全解精讲+分层练习 1 学习目标 理解定语从句的概念与作用 掌握 that 和 which 的用法区别 学会判断关系代词作主语还是宾语 掌握定语从句的语序与主谓一致 能在单选、合并句子、改错中正确运用 定语从句定义 在复合句中修饰名词或代词的句子 起到形容词的作用，翻译为“……的” 被修饰的词叫先行词 引导从句的词叫关系代词 本单元重点：that / which 引导的定语从句 基本结构 先行词（名词/代词）+ that / which + 从句 先行词指事物时，that 和 which 通常可互换 先行词指人时，常用 that / who 从句必须紧跟先行词，不可分开 关系代词 that 的用法 先行词是事物时可用，先行词是人时可用 先行词是不定代词（something / nothing / anything）时只能用that 口语中使用频率最高 关系代词 which 的用法 先行词只能是事物，不能用于不定代词后 正式书面语中常用，指物时多数情况可与 that 互换 that 和 which 选用表格 先行词 可用引导词 事物 that / which 人 that / who something / nothing / everything that 关系代词作主语 that / which 在从句中作主语时不可省略 从句谓语动词与先行词单复数保持一致 例句：The story that is popular is meaningful. 例句：The books which are on the desk are mine. 关系代词作宾语 that / which 在从句中作宾语时可以省略 例句：The gift (that / which) I bought is nice. 例句：The movie (that / which) we watched is fun. 主谓一致规则 先行词是单数 → 从句谓语用单数 先行词是复数 → 从句谓语用复数 例句：The song that sounds good is popular. 例句：The songs that sound good are popular. 只能用 that 的情况 先行词是不定代词：something, nothing, everything 先行词被 all, every, no, some, any 等修饰 先行词既有人又有物时 避免重复或句子结构需要时 定语从句解题步骤 第一步：找先行词，判断是人还是物 第二步：看关系代词在从句中作主语还是宾语 第三步：作主语不可省，作宾语可省 第四步：确定用 that 还是 which 第五步：检查主谓一致 易混点区分 定语从句不用 what 引导 错误：This is the book what I like. 正确：This is the book that / which I like. that 不作成分，只起连接作用 例句精讲（作主语） The money that is real is useful.翻译：真正的钱是有用的 先行词：money（单数）关系代词：that 作主语 从句谓语：is（与先行词一致） 例句精讲（作宾语） The money (that) we need is important.翻译：我们需要的钱很重要 先行词：money关系代词：that 作宾语，可省略从句：we need 单项选择 1.This is the book ______ I bought yesterday. A. who B. that C. what 2.The house ______ is near the river is old. A. which B. who C. what 3.There is something ______ I want to say. A. that B. which C. who 4.The movies ______ are funny are popular. A. that B. who C. what 5.The girl ______ is singing is my sister. A. that B. which C. what B A A A A 6.The bag ______ you lost is found. A. that B. who C. what 7.Nothing ______ he did is right. A. that B. which C. who 8.The story ______ we read is interesting. A. whatB. who C. which 9.The cars ______ are made in China are good. A. whoB. that C. what 10.The boy ______ you met yesterday is Tom. A. that B. which C. what A A C B A 用 that / which / who 填空 1.The bag ___________ is red is mine. 2.Everything __________ he said is true. 3.The book ___________ I like is interesting. 4.The man ___________ is standing is my father. 5.The pictures ____________ we took are nice. 6.Something ___________ is wrong with my bike. that/which that that/which who/that that/which that 7.The pen ____________ you gave me is good. 8.The students ____________ are working hard will succeed. 9.The city ____________ we visited is beautiful. 10.Anybody ____________ knows the truth should tell us. 11.The trees ____________ stand by the road are tall. 12.Nothing ____________ can change his mind. that/which who/that that/which who/that that/which that 合并句子 1.The book is new. I bought it. 2.The movie is exciting. We saw it. 3.The girl is my friend. She is reading. 4.The bridge is old. It was built long ago. 5.The story is sad. I read it yesterday. The book that I bought is new. The movie that we saw is exciting. The girl that is reading is my friend. The bridge that was built long ago is old. The story that I read yesterday is sad. 6.The pen is lost. I used it. 7.The house is big. It stands on the hill. 8.The song is popular. We like it. 9.The man is kind. He helped us. 10.The plan is good. He made it. The pen that I used is lost. The house that stands on the hill is big. The song that we like is popular. The man that helped us is kind. The plan that he made is good. 判断句子正误并改正 1.This is the pen what I bought. 2.The boy who is run is my brother. 3.The books that is on the desk are mine. 4.Everything which he likes is expensive. 5.The girl that is dancing are happy. what→that/which run→running is→are which→that are→is 6.The man which helped me is kind. 7.I have something what I want to tell you. 8.The story that I read it is good. 9.The trees that is green are tall. 10.This is the best thing which I have. which→who/that what→that 去掉it is→are which→that 完成短文填空（一） I have a friend __________ is very kind. He gave me a book ___________ is very interesting. It is a story ______ tells us about friendship.There is nothing ______ is more important than true friends. 完成短文填空（二） The gift __________ I got yesterday is beautiful.It is a painting __________ shows a garden.I like everything ______ is in the picture.It is the best present ______ I have ever received. who/that that/which that that that/which that/which that that 常见易错点总结 不用 what 引导定语从句 作主语不可省，作宾语可省 主谓一致看先行词 不定代词后只能用 that 指人不用 which，指物不用 who that / which 用法总结 指事物：that / which 通用 指人：that / who 不定代词：只用 that 作主语：不可省，注意主谓一致 作宾语：可省，语序不变 单元核心总结 定语从句修饰名词，相当于“……的” 先行词 + that / which + 陈述句语序 作主语不可省，作宾语可省 主谓一致看先行词 不定代词只能用 that 解题小口诀 先行词是人用 who/that 先行词是物用 which/that 不定代词只用 that 作主语不能省，作宾语可省略 谓语单复数看先行词 教学课件 Unit7 语法专项—— 定语从句（that / which 引导） Thank you for listening! 26 $