Unit 1-2 There be 句型知识点+练习（专项训练）-2025-2026学年译林版（三起）英语四年级下册

译林版四年级下册Unit 1-2 There be 句型知识点+练习题 一、核心知识点梳理 （一）基本含义与用法 · 表示“某地/某时有某物/某人”，强调“存在”，区别于“have/has”（表示“某人拥有某物”）。 · 句型结构：There be + 主语（某物/某人）+ 地点/时间状语。 （二）单复数规则（主谓一致） · There is + 单数名词/不可数名词（主语为单数或不可数） · 例：There is a lion in the forest.（Unit 1）、There is some water on the desk. · There are + 复数名词（主语为复数） · 例：There are many carrots.（Unit 1）、There are some computer rooms in our school.（Unit 2） （三）句式转换（必掌握） 1.一般疑问句： · Is there.（单数/不可数）→ 回答：Yes, there is. / No, there isn’t. · 例：Is there a swing in the playground？（Unit 2）→ Yes, there is. · Are there.（复数）→ 回答：Yes, there are. / No, there aren’t. · 例：Are there any books in the bag? → No, there aren’t. · 注意：肯定句中的some在疑问句中变any。 2.否定句： · There is + not → There isn’t + 单数/不可数名词 · 例：There isn’t a mouse in the box. · There are + not → There aren’t + 复数名词 · 例：There aren’t any swings in the old playground.（Unit 2） · 注意：肯定句中的some在否定句中变any。 （四）Unit 1-2 教材原句对照 句型类型 Unit 1 原句 Unit 2 原句 肯定句（单数） There is a big hole in the net. There is a swing in our new playground. 肯定句（复数） There are so many carrots. There are some computer rooms on the third floor. 一般疑问句 — Is there a swing in our new playground? 否定句 — There aren’t any swings in the old playground. 二、针对性练习题 （一）用is/are填空（10分） 1.There ______ a lion in the forest.（Unit 1） 2.There ______ many animals in the zoo. 3.There ______ some bread on the plate. 4.There ______ two music rooms in our school.(Unit 2) 5.There ______ a piano in the music room.(Unit 2) 6.There ______ no books on the desk. 7.There ______ a library and two classrooms on the first floor.(Unit 2) 8.There ______ some carrots from Ruby.(Unit 1) 9.There ______ a big tree near the playground.(Unit 2) 10.There ______ three students in the art room.(Unit 2) （二）改为一般疑问句并回答（10分） 1.There is a mouse in the forest.(Unit 1) · 疑问句：________________________ · 回答：Yes, ______. 2.There are some computer rooms in our school.(Unit 2) · 疑问句：________________________ · 回答：No, ______. 3.There is a swing in the playground.(Unit 2) · 疑问句：________________________ · 回答：Yes, ______. 4.There are many carrots in the bag.(Unit 1) · 疑问句：________________________ · 回答：No, ______. 5.There is a library on the first floor.(Unit 2) · 疑问句：________________________ · 回答：Yes, ______. （三）改为否定句（10分） 1.There is a lion in the net.(Unit 1) 2.There are some swings in the new playground.(Unit 2) 3.There is a piano in the music room.(Unit 2) 4.There are many animals in the forest.(Unit 1) 5.There is a book on the desk. （四）根据句意及首字母提示补全句子（10分） 1.There a______ three floors in our school.(Unit 2) 2.There i______ a big hole in the net.(Unit 1) 3.There a______ no computer rooms on the second floor.(Unit 2) 4.There i______ some fruit in the basket.(Unit 1) 5.There a______ many students in the classroom. （五）单项选择（10分） 1.There ______ a swing and two desks in the room.(Unit 2) A. is B. are C. am 2.—Are there ______ carrots in the bag?(Unit 1) —Yes, there are. A. some B. any C. a 3.There ______ no water in the bottle. A. is B. are C. be 4.—Is there a library on the first floor?(Unit 2) —______ A. Yes, it is. B. No, there aren’t. C. Yes, there is. 5.There ______ many animals in the forest.(Unit 1) A. is B. are C. be 参考答案 （一）用is/are填空 1. is 2. are 3. is 4. are 5. is 6. are 7. is 8. are 9. is 10. are （二）改为一般疑问句并回答 1. Is there a mouse in the forest? there is 2. Are there any computer rooms in our school? there aren’t 3. Is there a swing in the playground? there is 4. Are there any carrots in the bag? there aren’t 5. Is there a library on the first floor? there is （三）改为否定句 1. There isn’t a lion in the net. 2. There aren’t any swings in the new playground. 3. There isn’t a piano in the music room. 4. There aren’t many animals in the forest. 5. There isn’t a book on the desk. （四）根据句意及首字母提示补全句子 1. are 2. is 3. are 4. is 5. are （五）单项选择 1. A 2. B 3. A 4. C 5. B 学科网（北京）股份有限公司 $