Unit 3 School rules Cartoon time 知识点讲解（同步练）-2025-2026学年译林版（三起）英语三年级下册

新译林3B Unit 3 School rules Cartoon time 知识点讲解 (同步练) 句子 1：Good morning, Mrs Fox. 知识点：Good morning. 是早上 / 上午见面的礼貌问候语，答语也用 Good morning.；Mrs 用于称呼已婚女性，意为 “夫人；太太”，后接姓氏。 ( ) 1. —Good morning. —____ A. Good afternoon. B. Good morning. C. Good evening. ( ) 2. —Good morning, Miss Li. —____ A. Good morning. B. Goodbye. C. Thank you. ( ) 3. ____ morning, Mr Green. A. Good B. good C. Nice ( ) 4. —____ —Good morning. A. Good afternoon. B. Good morning. C. Good night. ( ) 5. Good morning, ____ White. A. mr B. mrs C. Mrs 句子 2：Good morning. Sit down, please. 知识点 1：Sit down, please. 是礼貌祈使句，意为 “请坐下”，对应反义句是 Stand up, please.（请起立）。 知识点 2：please 可放在句首或句末，表礼貌，句末用逗号隔开。 ( ) 1. ____ down, please. A. Sit B. Sits C. Sitting ( ) 2. Please ____ up. A. stands B. stand C. standing ( ) 3. —Sit down, please. —____ A. Thank you. B. Goodbye. C. Hello. ( ) 4. ____ stand up, please. A. Not B. Don't C. Doesn't ( ) 5. Please ____ down. A. sit B. sits C. sitting 句子 3：You're late, Bobby. 知识点：late 是形容词，意为 “迟到的；晚的”，常用结构 be late for + 名词（…… 迟到），如 be late for school（上学迟到）。 ( ) 1. You're ____ for school. A. late B. early C. good ( ) 2. Don't be ____ again. A. late B. early C. happy ( ) 3. I am ____ for the party. A. late B. early C. nice ( ) 4. —I'm late. —____ A. Thank you. B. It's OK. C. Goodbye. ( ) 5. He is ____ for class. A. late B. early C. fine 句子 4：I'm sorry, Mrs Fox. 知识点：I'm sorry. 是口语常用道歉语，意为 “对不起；抱歉”，用于道歉、表达遗憾，答语常用 It's OK. / That's all right.（没关系）。 ( ) 1. —I'm sorry. —____ A. It's OK. B. Thank you. C. Good morning. ( ) 2. I'm ____, Mum. A. sorry B. good C. nice ( ) 3. —I'm sorry I'm late. —____ A. That's all right. B. Thank you. C. Goodbye. ( ) 4. I'm sorry ____ late. A. be B. to be C. being ( ) 5. —I'm sorry. —____ A. You're welcome. B. It's OK. C. Good morning. 句子 5：Don't be late again. 知识点 1：Don't + 动词原形 是否定祈使句，意为 “不要……；禁止……”，用于发出禁止 / 警告的指令。 知识点 2：again 是副词，意为 “再；又”，常用 Don't ... again. 表示 “不要再…… 了”。 ( ) 1. ____ be late again. A. Don't B. Not C. Doesn't ( ) 2. Don't ____ late again. A. is B. are C. be ( ) 3. Don't ____ again. A. run B. runs C. running ( ) 4. ____ talk in class. A. Don't B. Not C. Doesn't ( ) 5. Don't be late ____. A. again B. too C. also 句子 6：Don't look out of the window, Bobby. 知识点 1：look out of + 名词 是固定短语，意为 “从…… 向外看”，window 意为 “窗户”。 知识点 2：否定祈使句 Don't + 动词原形 + 其他，用于禁止某种行为。 ( ) 1. Don't ____ out of the window. A. look B. looks C. looking ( ) 2. Look ____ the window. A. out of B. out C. of ( ) 3. Don't look ____ of the door. A. out B. out of C. of ( ) 4. ____ look out of the window. A. Don't B. Not C. Doesn't ( ) 5. I can look ____ the window. A. out of B. out C. of 句子 7：Bobby, don't draw on your desk. 知识点 1：draw 是动词，意为 “画画”，on your desk 表示 “在你的课桌上”，on 是方位介词，意为 “在…… 上面”。 知识点 2：否定祈使句可在句首加称呼，结构：称呼, Don't + 动词原形 + 其他。 ( ) 1. Don't ____ on the desk. A. draw B. draws C. drawing ( ) 2. ____ draw on the book. A. Don't B. Not C. Doesn't ( ) 3. Don't write ____ the desk. A. on B. in C. under ( ) 4. I can ____ a picture. A. draw B. draws C. drawing ( ) 5. Don't draw ____ your notebook. A. on B. in C. under 句子 8：You can draw here, Bobby. 知识点 1：can 是情态动词，后接动词原形，意为 “可以；能够”，表示许可 / 能力。 知识点 2：here 是副词，意为 “这里”，作地点状语，前不加介词。 ( ) 1. You can ____ here. A. draw B. draws C. drawing ( ) 2. I can ____ a song. A. sing B. sings C. singing ( ) 3. You can ____ the book. A. read B. reads C. reading ( ) 4. ____ I draw here? A. Can B. Am C. Do ( ) 5. She can ____ here. A. play B. plays C. playing 参考答案 句子 1 1.B 2. A 3. A 4. B 5. C 句子 2 1.A 2. B 3. A 4. B 5. A 句子 3 1.A 2. A 3. A 4. B 5. A 句子 4 1.A 2. A 3. A 4. B 5. B 句子 5 1.A 2. C 3. A 4. A 5. A 句子 6 1.A 2. A 3. B 4. A 5. A 句子 7 1.A 2. A 3. A 4. A 5. A 句子 8 1.A 2. A 3. A 4. A 5. A 学科网（北京）股份有限公司 $