Unit 2 Clean our classroom 核心语法与重点词汇提升练习（专项训练 （单元测试）-2025-2026学年译林版（三起）英语三年级下册
译林版三年级下册 Unit 2 Clean our classroom
核心语法与重点词汇专项练习
一、根据首字母、中英文提示或用所给单词的适当形式填空
1. This is o________ classroom.（我们的）
2. Let’s c________ our classroom.（打扫）
3. C________ the window, please.（关，关闭）
4. The w________ is clean.（窗户）
5. Look at the b________.（黑板）
6. This is my d________.（课桌）
7. The chair is n________.（新的）
8. S________ the floor, please.（扫，清扫）
9. The f________ is clean.（地板）
10. The desk is d________.（脏的）
11. Let u________ clean the room.（我们）
12. Please p________ away your books.（把……收好）
13. This ________ (be) our classroom.
14. Let’s ________ (clean) the blackboard.
15. She ________ (sweep) the floor.
16. ________ (not close) the door.
17. We ________ (be) good friends.
18. He ________ (clean) the window.
19. Let ________ (I) help you.
20. They ________ (sweep) the floor.
21. The desk ________ (be) dirty.
22. ________ (clean) the chair, please.
23. I ________ (be) in the classroom.
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24. She ________ (not sweep) the floor.
25. Let’s ________ (put) away the books.
26. ________ (do) clean your room.
27. The window ________ (be) clean.
28. We ________ (clean) the classroom.
29. He ________ (put) away his pencil.
30. The floor ________ (be) nice and clean.
二、单项选择题
( ) 1. This is ______ classroom.
A. we B. our C. us
( ) 2. Let’s ______ the classroom.
A. clean B. cleans C. cleaning
( ) 3. ______ the window, please.
A. Close B. Closes C. Closing
( ) 4. She ______ the floor.
A. sweep B. sweeps C. sweeping
( ) 5. Let ______ help you.
A. I B. my C. me
( ) 6. The desk is ______.
A. dirty B. ill C. well
( ) 7. Please ______ away your things.
A. put B. puts C. putting
( ) 8. They ______ the blackboard.
A. clean B. cleans C. cleaning
( ) 9. ______ clean the chair.
A. Not B. Don’t C. Isn’t
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