Unit 3 语法专项 There be 句型课件 2025-2026学年人教版英语七年级上册

该初中英语课件聚焦人教版七年级上册Unit3 There be句型，系统覆盖概念、基本结构、主谓一致、否定句、疑问句、与have/has区别等核心知识点，通过“概念定义—例句解析—小练习巩固”的学习支架，帮助学生逐步构建从基础到进阶的知识脉络。 其亮点在于采用分层练习设计（基础填空到综合句型转换）和对比辨析（表格对比There be与have/has），结合“就近原则”口诀等记忆策略，提升学生语言能力（准确运用句型）和思维品质（逻辑分析单复数一致）。课堂小结系统梳理要点，课后作业兼顾练习与实践，助力学生巩固知识，教师可直接使用结构化内容提升教学效率。

教学课件 人教版七年级上册Unit3语法精讲 There be句型 全解精讲+分层练习 1 目录 01 概念 06 特殊疑问句 02 句型的基本结构（肯定句） 07 与have/has的区别 03 主谓一致 （就近原则） 08 There be句型的时态（一般现在时） 04 否定句 09 特殊用法 05 一般疑问句 10 专项练习题 什么是There be句型（概念） 定义：表示某地/某时存在某人或某物，强调“存在有”，区别于表示“拥 有”的have/has。 例句： ① There is a book on the desk.（桌子上有一本书） ② There are some pens in the pencil-box.（铅笔盒里有一些钢笔） There be句型的基本结构（肯定句·is） 结构：There is + 单数可数名词/不可数名词 + 地点/时间状语 例句： ① There is a cat under the chair. ② There is some water in the bottle. ③ There is an apple on the table.（注意不定冠词an用于元音音素开头的单数名词前） 要点：名词前有a/an、some（修饰不可数名词）、any（否定/疑问）等修饰词时，仍遵循单数用is的规则。 There be句型的基本结构（肯定句·are） 结构：There are + 复数可数名词 + 地点/时间状语 例句： ① There are three books on the shelf. ② There are many students in the classroom. ③ There are some flowers in the garden. 要点：复数名词前的some在肯定句中使用，可修饰可数名词复数或不可数名词。 基础结构小练习（用is/are填空） ______ there a pen in your bag? There ______ some milk in the glass. There ______ five birds in the tree. ______ there any trees in your garden? ______ there a library near your school? There ______ two cups of tea on the table. ______ there any juice in the bottle? Is is are Are Is are Is There be句型的主谓一致（就近原则） 规则：be动词的单复数由离它最近的名词的单复数决定。 例句： ① There is a book and two pens on the desk.（离be动词近的是单数名词a book，用is） ② There are two pens and a book on the desk.（离be动词近的是复数名词two pens，用are） 口诀：“就近原则看名词，谁近谁就定be动”。 就近原则小练习（用is/are填空） There ______ a dog and three cats in the yard. There ______ three cats and a dog in the yard. There ______ some bread and eggs on the plate. There ______ a book and two pens in the desk. There ______ five apples and a banana in the basket. There ______ some water and cups on the table. is are is are is is There be句型的否定句（is/are + not） 结构：There is/are + not + 名词 + 地点/时间状语 缩写形式：is not = isn’t；are not = aren’t 例句： ① There isn’t a book on the desk. ② There aren’t any pens in the pencil-box. 要点：否定句中，原句中的some需改为any，any可用于否定句和疑问句中修饰可数/不可数名词。 否定句小练习（改为否定句） There is a tree in front of the house. There are some apples in the basket. There is some milk in the cup. There are two birds in the tree. There isn't a tree in front of the house. There aren't any apples in the basket. There isn’t any milk in the cup. There aren’t two birds in the tree. There be句型的一般疑问句（Is/Are + there） 结构：Is/Are + there + 名词 + 地点/时间状语？ 回答形式： 肯定回答：Yes, there is/are. 否定回答：No, there isn’t/aren’t. 例句： —Is there a map on the wall? —Yes, there is. / No, there isn’t. —Are there any students in the classroom? —Yes, there are. / No, there aren’t. 要点：疑问句中，some同样需改为any。 一般疑问句小练习（改为一般疑问句并回答） 1. There is a park near my home.（作肯定回答） 2. There are some books on the desk.（作否定回答） No, there aren’t. Are there any books on the desk? Is there a ppark near your home？ Yes, there is. There be句型的特殊疑问句（对数量提问） 规则1：对可数名词数量提问：How many + 复数可数名词 + are there + 地点状语？ 例句：There are three books on the desk. → How many books are there on the desk? 规则2：对不可数名词数量提问：How much + 不可数名词 + is there + 地点状语？ 例句：There is some water in the glass. → How much water is there in the glass? 要点：how many后接复数可数名词，how much后接不可数名词，be动词随名词性质变化。 There be句型的特殊疑问句（对事物/地点提问） 规则3：对事物提问：What is + there + 地点状语？（无论原句名词单复数，be动词均用is） 例句：There is a pen on the desk. → What is there on the desk? 规则4：对地点提问：Where is/are + there + 名词？（be动词随名词单复数变化） 例句：There are some flowers in the garden. → Where are there some flowers? 要点：对事物提问时，be动词固定用is，因提问者未知事物的单复数。 特殊疑问句小练习（按要求提问） There are five apples in the bowl.（对划线部分提问，数量） There is some tea in the cup.（对划线部分提问，数量） There is a cat under the bed.（对划线部分提问，事物） How may apples are there in the bowl? How much tea is there in the cup? What’s under the bed? There be与have/has的区别 维度 There be句型 have/has 核心含义 表示“存在有”，某地有某物/人 表示“拥有有”，某人有某物 主语位置 主语在be动词之后 主语在have/has之前 句式结构 There be + 名词 + 地点 主语 + have/has + 名词 例句对比： ① There is a book on the desk.（桌子上有一本书，表存在） ② I have a book.（我有一本书，表拥有）；He has a pen.（他有一支钢笔，主语三单用has） There be与have/has小练习（用be/have/has填空） ______ there a clock on the wall? I ______ a new schoolbag. She ______ a nice watch. There ______ some rice in the bowl. They ______ three pencils. Is have has is are There be句型的时态（一般现在时） 一般现在时的两种形式：There is / There are（对应名词单复数） 场景：描述现阶段某地存在的人或物，是七年级重点掌握的时态形式。 例句： ① There is a library in our school.（现阶段学校里有一个图书馆） ② There are two playgrounds in our school.（现阶段学校里有两个操场） There be句型的特殊用法（表“存在”的其他表达） There be + 名词 + doing sth.：表示某地有某人/某物正在做某事 例句：There are some boys playing football on the playground.（操场上有一些男孩在踢足球） There be + 名词 + to do sth.：表示某地有某事要做 例句：There is a lot of homework to do.（有很多作业要做） 特殊用法小练习（用所给动词的适当形式填空） There are some children _____________ (sing) in the classroom. There is a letter ____________ (write) to my parents. singing to write 题型一：用 is/are/isn’t/aren’t 填空 There ______ a basketball under the bed. There ______ some books on the desk. There ______ any water in the bottle. There ______ a pen and two rulers in my pencil-box. There ______ three dogs and a cat in the yard. is are isn’t is are 题型二：句型转换（否定句 + 一般疑问句 + 回答） 要求：先改为否定句，再改为一般疑问句并作肯定 / 否定回答 There is a park near my home. ________________________ ____________________ 肯定回答：____________________ There are some trees in front of the building. ________________________ ____________________ 否定回答：____________________ There isn’t a park near my home. Is there a park near your hiome? Yes, there is. There aren’t any trees in front of the building. Are there any trees in front of the building? No, there aren’t. There is an orange on the plate. 否定句：________________________ 一般疑问句：____________________ 肯定回答：____________________ There are some birds in the tree. 否定句：________________________ 一般疑问句：____________________ 否定回答：____________________ There is some bread on the table. 否定句：________________________ 一般疑问句：____________________ 肯定回答：____________________ There isn't an orange on the plate. Is there an orange on the plate? Yes，there is. There aren't any birds in the tree. Are there any birds in the tree? No, there aren't. There isn't any bread on the table. Is there any bread on the table? Yes, there is. 题型三：特殊疑问句（对划线部分提问） There are five books in the bag. There is some juice in the glass. There is a cat under the chair. There are many students in the classroom. There is a pen on the desk. How many books are there in the bag？ How much juice is there in the glass？ What is under the chair？ How many students are there in the classroom？ Where is the pen? 题型四：There be 与 have/has 辨析填空 ______ there a map on the wall? —Yes, there is. My father ______ a new car. It’s black. We ______ three classes in the afternoon. There ______ some flowers in our garden. She ______ a red skirt. She likes it very much. Is has have are has 题型五：汉译英（用 There be 句型完成） 墙上有一张中国地图。 书包里没有钢笔。 桌子上有一些苹果吗？ 瓶子里有多少水？ 操场上有很多孩子。 There is a map of China on the wall. There isn't a pen in the schoolbag. Are there any apples on the table？ How much water is there in the bottle? There are many children on the playground. 课堂小结 There be 句型表 “存在有”，结构为 There is/are + 名词 + 地点 / 时间状语。 主谓一致遵循 “就近原则”，be 动词由最近的名词单复数决定。 否定句在 be 动词后加 not，some 变 any；一般疑问句将 be 动词提至句首，回答用 Yes/No, there is/are/isn’t/aren’t。 与 have/has 的区别：There be 表存在，have/has 表拥有。 课后作业 完成练习册中 There be 句型的专项习题。 用 There be 句型写 5 个句子，描述自己的房间。 整理本节课的易错点，记录在错题本上。 教学课件 There be句型 Thank you for listening! 28 $