Unit 2 Clean our classrooms 常考易错语法知识点（专项训练）-2025-2026学年译林版（三起）英语三年级下册

**基本信息** 聚焦三年级下册Unit2核心语法，通过多题型梯度训练构建从基础应用到综合语境的知识逻辑链，提升语言理解与表达能力。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |选词填空|15题|基础语法点辨析|围绕祈使句、动词原形、物主代词等核心点，构建词法应用基础| |适当形式填空|15题|词形变化应用|强化let's后接动词原形、don't+动词原形等语法规则的迁移应用| |单项选择|15题|语法综合选择|整合句式结构与语境理解，考查祈使句应答、物主代词辨析等易错点| |按要求写单词|10题|词汇形态转换|系统训练人称代词转换、名词复数、动词三单等词形变化规律| |句型转换|5题|句式结构转换|通过同义句、否定句等转换，深化对基本句型结构的理解| |完形填空|6题|语境化语用|综合运用单元核心词汇与语法，培养在语篇中解决问题的思维品质|

译林版三年级英语下册 Unit 2 Clean our classrooms 常考易错语法知识点专项训练 一、选词填空 1. Let’s ______(clean / cleans) our classroom. 2. Please ______(put away / put on) your pencil case. 3. Close the ______(window / blackboards), please. 4. We ______(sweep / sweeps) the floor after class. 5. ______(Our / We) classroom is clean. 6. Don’t ______(make) the desk dirty. 7. Keep the chair ______(clean / big). 8. Let ______(us / we) clean the blackboard. 9. Please ______(close / closes) the door. 10. The ______(floor / chair) is clean now. 11. Put ______(away / in) your schoolbag. 12. The ______(blackboard / window) is big. 13. Let’s ______(sweep / sweeping) the floor together. 14. Keep our classroom ______(clean / dirty). 15. Clean the ______(desk / desks) please. 二、用所给单词的适当形式填空 1. Let’s ______(clean) our classroom. 2. Please ______(put) away your things. 3. We ______(sweep) the floor every day. 4. Don’t ______(make) the desk dirty. 5. Keep the room ______(clean). 6. Let ______(we) help you. 7. Close the ______(window). 8. These ______(be) our desks. 9. She ______(clean) her desk after school. 10. Please ______(not open) the window. 11. Our classroom ______(be) nice. 12. They ______(put) away their schoolbags. 13. Can you ______(sweep) the floor? 14. Keep our chairs ______(clean). 15. I ______(clean) my pencil case. 三、单项选择 ( )1. Let’s ______ our classroom. A. clean B. cleans C. cleaning ( )2. Please put ______ your ruler. A. away B. on C. in ( )3. Don’t make the desk ______. A. dirty B. clean C. big ( )4. —Let’s sweep the floor. —______ A. All right. B. Sorry. C. Shh! ( )5. Keep our classroom ______. A. clean B. late C. fun ( )6. Let ______ help you. A. us B. we C. our ( )7. Close the ______, please. A. window B. windows C. a window ( )8. We ______ the blackboard after class. A. clean B. cleans C. cleaning ( )9. —Your desk is dirty. —______ A. Thank you. B. I’m sorry. C. Great! ( )10. These ______ our chairs. A. is B. are C. am ( )11. Please ______ your pencil case. A. put away B. puts away C. putting away ( )12. Keep the floor ______. A. clean B. quiet C. late ( )13. Let’s ______ the desks together. A. clean B. cleans C. cleaning ( )14. ______ classroom is tidy. A. Our B. We C. Us ( )15. Don’t ______ the blackboard dirty. A. make B. makes C. making 四、按要求写单词 1. our（主格）________ 2. clean（动词三单）________ 3. desk（复数）________ 4. window（复数）________ 5. sweep（现在分词）________ 6. dirty（反义词）________ 7. let us（缩写）________ 8. put（现在分词）________ 9. chair（复数）________ 10. close（反义词）________ 五、句型转换 1. Let’s clean our classroom.（同义句） ______ ______ clean our classroom. 2. Please put away your schoolbag.（改为否定句） Please ______ ______ away your schoolbag. 3. The desk is dirty.（改为否定句） The desk ______ ______ dirty. 4. We sweep the floor every day.（改为一般疑问句） ______ you ______ the floor every day? 5. Our classroom is clean.（对划线部分提问） ______ ______ is clean? 六、完形填空 We have a nice 1.______. Let’s 2.______ it clean. We put 3.______ our schoolbags. We 4.______ the floor. We clean the 5.______. We keep our classroom 6.______. ( )1. A. classroom B. library C. zoo ( )2. A. keep B. make C. do ( )3. A. away B. on C. in ( )4. A. sweep B. shout C. run ( )5. A. rule B. sweet C. blackboard ( )6. A. clean B. late C. fun 参考答案 一、1.clean 2.put away 3.window 4.sweep 5.Our 6.make 7.clean 8.us 9.close 10.floor 11.away 12.blackboard 13.sweep 14.clean 15.desk 二、1.clean 2.put 3.sweep 4.make 5.clean 6.us 7.window 8.are 9.cleans 10.don’t open 11.is 12.put 13.sweep 14.clean 15.clean 三、1.A 2.A 3.A 4.A 5.A 6.A 7.A 8.A 9.B 10.B 11.A 12.A 13.A 14.A 15.A 四、1.we 2.cleans 3.desks 4.windows 5.sweeping 6.clean 7.let’s 8.putting 9.chairs 10.open 五、1.Let us 2.don’t put 3.is not 4.Do; sweep 5.Whose classroom 六、1.A 2.A 3.A 4.A 5.C 6.A 学科网（北京）股份有限公司 $