Unit 1 Class rules Part B Let’s talk (同步练)-2025-2026学年人教PEP版英语四年级下册

2025-2026学年新人教版英语四年级下册Unit 1 Class rules Part B Let’s talk 同步练 一、重点单词 duty 值日；责任 blackboard 黑板 floor 地板；地面 sweep 打扫；清扫 tidy 整洁的；整齐的 chair 椅子 clean 打扫；清洁 干净的 二、重点短语 on duty 值日 clean the blackboard 擦黑板 sweep the floor 扫地 put back the desks and chairs 把桌椅放回原位 clean and tidy 干净整洁 三、核心句型 1. Who's on duty today? 今天谁值日？ 2. We are, Miss White. 我们值日，怀特老师。 3. I can clean the blackboard. 我会擦黑板。 4. I can sweep the floor. 我会扫地。 5. Our classroom is clean and tidy! 我们的教室干净又整洁！ 同步练习题 一、单词拼写（根据句意及首字母提示写单词） 1. Who's on d__________ today? We need to clean the classroom. 2. Let's clean the b____________. It's dirty. 3. Tom can s___________ the floor very well. 4. After cleaning, our classroom is clean and t___________. 5. Please put back the desks and c___________ before leaving. 二、短语匹配 （ ）1. 把桌椅放回原位 A. on duty （ ）2. 值日 B. clean the blackboard （ ）3. 擦黑板 C. sweep the floor （ ）4. 干净整洁 D. put back the desks and chairs （ ）5. 扫地 E. clean and tidy 三、单项选择 （ ）1. —Who's ________ duty today? —Lucy and Lily are. A. in B. on C. at （ ）2. My sister can ________ the blackboard for the teacher. A. clean B. sweep C. put （ ）3. —What can you do for the class? —I can ________ the floor. A. clean B. sweep C. tidy （ ）4. Please put back the ________ and chairs. They are not in place. A. desk B. desks C. a desk （ ）5. Look! Our classroom is ________ and tidy. We did a good job. A. clean B. dirty C. small 四、句型转换（按要求改写句子） 1. We are on duty today. （改为一般疑问句） ________ ________ on duty today? 2. I can clean the blackboard. （对划线部分提问） What ________ you ________? 3. They can sweep the floor. （改为否定句） They ________ ________ the floor. 4. Our classroom is clean and tidy. （改为一般疑问句） ________ ________ classroom clean and tidy? 5. Jack can put back the desks and chairs. （对划线部分提问） What ________ Jack ________? 5、 补全对话 A. I can clean the blackboard. B. Who's on duty today? C. You are helpful children! D. I can sweep the floor. E. What about you, Sam and Lily? A: Good morning, class! B: Good morning, Miss Green! A: 1.________ C: We are on duty today, Miss Green. A: Great! What can you do, Mike? D: 2.________ A: Well done. How about you, Amy? E: 3.________ A: Nice! 4.________ F: We can put back the desks and chairs. A: Perfect! Now our classroom is clean. 5.________ All: Thank you, Miss Green! 六、英译汉 1. Who's on duty today? ___________________________________________________ 2. I can sweep the floor for my classmates. ___________________________________________________ 3. Please put back the desks and chairs after class. ___________________________________________________ 4. Our classroom is clean and tidy now. ___________________________________________________ 5. She can clean the blackboard very carefully. ___________________________________________________ 答案 一、单词拼写 1. duty 2. blackboard 3. sweep 4. tidy 5. chairs 二、短语匹配 1. D 2. A 3. B 4. E 5. C 三、单项选择 1. B 2. A 3. B 4. B 5. A 四、句型转换 1. Are you 2. can; do 3. can't sweep 4. Is your 5. can; do 五、补全对话 1. B 2. A 3. D 4. E 5. C 六、英译汉 1. 今天谁值日？ 2. 我可以帮同学们扫地。 3. 课后请把桌椅放回原位。 4. 我们的教室现在干净又整洁。 5. 她能非常仔细地擦黑板。 ( 1 ) 学科网（北京）股份有限公司 $