Unit 3 Colours and letters（期中知识清单）三年级英语上学期（冀教版三起·新教材）

该小学英语知识清单系统梳理冀教版三年级上册Unit 3 Colours and letters内容，涵盖颜色询问与回答、字母与颜色关联、字母识别三大核心范畴，通过“核心结构+场景应用+记忆口诀+分层练习”的学习支架，搭建从基础句型到生活运用的递进式学习路径。 清单按考点分类构建知识体系，每个考点明确核心结构（如“ What colour is...? It’s... ”句型），配套记忆口诀（如“问颜色用What colour，回答It’s加颜色”）和场景化练习题，培养学生语言能力与学习能力。特别设计写作指引与综合训练模块，教师可直接用于教学活动设计，学生能自主检测巩固，有效提升学习实效。

知识清单·冀教版三年级上册 Unit 3 Colours and letters 知识梳理 知识点拨 【考点一】询问与回答颜色 【考点二】字母与颜色的关联 【考点三】发现与识别字母 考点一：询问与回答颜色 —What colour is this? —It’s red.；—Red and yellow. What colour is this now? —It’s orange. 解析：用于询问和回答物体的颜色，以及混合颜色后的结果，需掌握 “what colour” 的用法及颜色单词。 （一）核心结构： 1.询问颜色：What colour is + 物体？ 2.回答颜色：It’s + 颜色. 3.混合颜色询问：颜色 A and 颜色 B. What colour is this now? 4.混合颜色回答：It’s + 新颜色. （（注：“what colour” 用于询问颜色，“it’s” 指代前面提到的物体） （二）场景应用： 场景 表达示例 单一颜色询问 —What colour is this? —It’s blue. 混合颜色询问 —Red and yellow. What colour is this now? —It’s orange. 混合颜色询问 —Yellow and blue. What colour is this now? —It’s green. 【记忆口诀】 问颜色用 What colour，回答 It’s 加颜色；混合颜色更有趣，两种颜色混出新颜色。 【大显身手】 一、单项选择题。 （ ）1. —______ colour is your pencil? —It’s green. A. What B. Who C. Where D. How （ ）2. Yellow and blue. What colour is this now? —______ green. A. It B. It’s C. Its D. Is it （ ）3. Which sentence is correct? —______ A. What colour is this? It’s purple. B. What colour this is? It’s purple. C. What colour is this? Its purple. D. What colour is this? It purple. （ ）4. —What colour is the apple? —______ A. It’s red. B. It’s blue. C. It’s yellow. D. It’s orange. （ ）5. Red and blue. What colour is this now? —It’s ______. A. orange B. green C. purple D. yellow 二、补全对话（场景：小美和小刚讨论蜡笔颜色及混合结果）。 Xiao Mei: Hi, Xiao Gang! Look at my crayons. ______ colour is this crayon? Xiao Gang: It’s red. Xiao Mei: And this one? Xiao Gang: It’s yellow. Xiao Mei: Let’s mix red and yellow. ______ colour is this now? Xiao Gang: Oh! ______ orange. Xiao Mei: Cool! What about yellow and blue? Xiao Gang: Let’s see. ______ green! 考点二：字母与颜色的关联 —What colour is the letter O? —Is it blue? —No. It’s orange. 解析：用于将字母与颜色联系起来，增加学习趣味性，需掌握字母的问答及颜色的一般疑问句。（一）核心结构： 1.询问字母颜色：What colour is the letter + 字母？ 2.猜测颜色：Is it + 颜色？ 3.肯定 / 否定回答：Yes, it is. / No, it isn’t. It’s + 颜色. （注：“Is it...?” 是一般疑问句，用于猜测，“isn’t” 是 “is not” 的缩写） （二）场景应用： 字母 表达示例 字母 O —What colour is the letter O? —Is it blue? —No. It’s orange. 字母 R —What colour is the letter R? —Is it red? —Yes, it is. 【记忆口诀】 字母颜色问一问，Is it 加颜色来猜测；Yes/No 来回答，颜色单词别用错。 【大显身手】 一、单项选择题。 （ ）1. —______ colour is the letter R? —Is it red? A. What B. Where C. Who D. How （ ）2. —Is the letter B blue? —______ It’s green. A. Yes, it is. B. No, it isn’t. C. Yes, it isn’t. D. No, it is. （ ）3. Which sentence is correct? A. What colour is the letter C? Is it yellow? B. B. What colour is letter C? Is it yellow? C. What colour is the letter C? It is yellow? D. What colour the letter C is? Is it yellow? （ ）4. —What colour is the letter Y? —______ A. It’s red. B. It’s yellow. C. It’s blue. D. It’s orange. （ ）5. —Is the letter G green? —______ A. Yes, it is. B. No, it isn’t. C. Yes, it isn’t. D. No, it is. 二、句子匹配（将字母、对应的颜色和物品用线连起来）。 1. Letter O A. red ① apple 2. Letter R B. orange ② orange 3. Letter B C. blue ③ sky 4. Letter Y D. yellow ④ banana 5. Letter G E. green ⑤ grass 考点三：发现与识别字母 —What letters can you see? —Letters are everywhere! 解析：用于引导发现生活中到处存在的字母，培养观察能力，需掌握 “what letters can you see?” 的问法及 “everywhere” 的用法。 （一）核心结构： 1.询问能看到的字母：What letters can you see? 2.表达字母到处都是：Letters are everywhere! （注：“letters” 是 “letter” 的复数形式，“everywhere” 表示 “到处”） （2） 场景应用： 场景 表达示例 观察环境找字母 —What letters can you see? —I can see A, B and C. Letters are everywhere! 【记忆口诀】 找字母用 What letters can you see，Letters are everywhere 到处有，生活之中多观察，字母学习乐哈哈。 【大显身手】 一、单项选择题。 （ ）1. —______ letters can you see on the book? —I can see A and B. A. What B. Where C. Who D. How （ ）2. Letters ______ everywhere in our classroom. A. is B. am C. are D. be （ ）3. —What letters can you see on the sign? —I can see ______. A. letter C B. letters C C. letter Cs D. letters C and D （ ）4. Which sentence is correct? A. What letters can you see? Letters is everywhere! B. What letter can you see? Letters are everywhere! C. What letters can you see? Letters are everywhere! D. What letters you can see? Letters are everywhere! （ ）5. —Look at the box! What letters can you see? —______ A. I can see letter Z. B. I can see letters Z and Y. C. It’s red. D. They are books. 二、仿写句子（结合生活场景，用“ What letters can you see?”和“Letters are everywhere!”句型）。 1. _____________________________________________________ 2. _____________________________________________________ 写作指引 题目：Colours and Letters Around Me 请用英语写一写你周围的颜色和看到的字母，不少于 5 句话。 （一）写作指导（分 3 步，可直接套用） 第一步：梳理思路：1.描述身边的颜色（如文具、物品的颜色），以及能看到的字母（如标志、物品上的字母）。 第二步：拆解结构：每句话分别描述一种颜色或一组字母，使用本单元学习的句型。 第三步：必用句型： 写作时优先用这些前单元学过的句型，既符合要求又不易出错： 1.What colour is...? It’s... 2.Red and... What colour is this now? It’s... 3.What letters can you see? I can see... （二）范文： Colours and Letters Around Me Look at my pencil. What colour is it? It’s purple. Red and yellow. What colour is this now? It’s orange. What colour is the letter O on my book? Is it blue? No, it’s orange. What letters can you see on the sign? I can see P and C. Letters are everywhere! 综合训练 一、单项选择题（10 小题）。 （ ）1. —What colour is the apple? —____ red. A. It's B. This's C. That's D. They're （ ）2. Oo is for____ . A. orange B. apple C. cat D. desk （ ）3. Red and blue make . A. green B. purple C. orange D. yellow （ ）4. —What colour is the letter R? — orange. A. It's B. This's C. That's D. They're （ ）5. — ____colour is your ruler? —It's blue. A. What B. How C. Who D. Where （ ）6. Pp is for____ . A. pencil B. book C. ruler D. school （ ）7. —Look at the rainbow! — colours are beautiful. A. It's B. Its C. They're D. Their （ ）8. Letters Yy is for____ . A. yellow B. yo - yo C. both A and B D. umbrella （ ）9. —Is the letter Q blue? —, it's purple. A. Yes B. No C. OK D. Sure （ ）10. —Let's mix red and yellow. —____ cool! A. How B. What C. That's D. It's 二、根据括号内提示或上下文，补全单词或用所给词的正确形式填空（5 小题）。 1.Yellow and blue make ____ (green). 2.—What colour ____ (be) the letter O? —It's orange. 3.Look at the rainbow. There are many ____ (colour) in it. 4.—Is this your pencil? —Yes, ____ (it) is purple. 5.Zz is for ____ (zebra). 三、从方框中选择合适的单词，补全句子（每词限用一次）（5 小题）。 （colours, letters, red, orange, blue） 1.We can see seven ______ in a rainbow. 2.The letter Oo is for ______. 3.______ and yellow make orange. 4.This is a ______ pen. I like this colour. 5.______ are everywhere in our life. 四、将 A 栏的问句与 B 栏的答句用线连起来（5 小题）。 A 栏 B 栏 1. What colour is it? A. It's the letter Pp. 2. What letter is that? B. It's purple. 3. What do red and blue make? C. Oo is for orange. 4. What is Oo for? D. They make purple. 5. How many colours can you see? E. I can see six colours. 五、按要求改写句子（5 小题）。 1.This letter is orange.（改为一般疑问句） 2.Red and yellow make orange.（对划线部分提问，划线部分：orange） 3.The letter Q is purple.（改为否定句） 4.It's the letter Yy.（对划线部分提问，划线部分：the letter Yy） 5.Zebra is yellow.（根据单元内容，改为正确表述，用 “Zz is for...”） 六、补全对话（6 空）。 A. colour B. letters C. red D. purple E. orange F. blue Li Ming: Hello, Jenny! Let's talk about ______! Jenny: Great! What's your favourite ______? Li Ming: I like ______ best. What about you? Jenny: I like ______. Red and blue make it. Li Ming: Oh, right! And what's this letter? Jenny: It's the letter O. Its ______ is ______. 七、【新情境・生活运用】情境判断与纠错（5 小题）。 1.Red and yellow makes orange.（ ） 改正：____________________________________ 2.What colour are the letter R?（ ） 改正：____________________________________ 3.I see a rainbow with five colour.（ ） 改正：____________________________________ 4.Oo is for apple.（正确打√，错误打 × 并改正） （ ）改正：______________________________ 5.This is a blue pencils.（ ） 改正：____________________________________ 八、【新考法・表文转换】积木拼句（5 小题）。 零件库 1（主语 / 短语） 零件库 2（动词 / 短语） 零件库 3（对象 / 结果） 零件库 4（考点提示） Red and blue make purple 颜色混合结果 The letter Oo is for orange 字母关联 We see many colours 彩虹场景 You ask “What colour is it?” 询问颜色句型 Letters are everywhere 字母的普遍性 拼句 1：____________________________________ 拼句 2：____________________________________ 拼句 3：____________________________________ 拼句 4：____________________________________ 拼句 5：____________________________________. 九、【新趋势・思维探究】根据例句，仿写句子（注意结合生活实际）（5 小题）。 例句：Red and yellow make orange.（颜色 + and + 颜色 + make + 颜色） 例句：Oo is for orange.（字母 + is for + 事物） 1.Red and blue __________________________ 2.Yellow and blue __________________________ 3.Pp __________________________（for pencil） 4.Yy __________________________（for yo - yo） 5.Zz __________________________（for zebra） 参考答案 【考点一】 一、单项选择题。 1. A 2. B 3. A 4. A 5. C 二、补全对话。 What；What；It’s；It’s 【考点二】 一、单项选择题 1. A 2. B 3. A 4. B 5. A 二、句子匹配。 1—B②；2—A①；3—C③；4—D④；5—E⑤ 【考点三】 一、单项选择题。 1. A 2. C 3. D 4. C 5. B 二、仿写句子（示例）。 1. What letters can you see on the blackboard? I can see A and B. 2. Letters are everywhere in our school! 【综合训练】 一、单项选择题。 1.A 2. A 3. B 4. A 5. A 6. A 7. D 8. C 9. B 10. C 二、单词填空。 1.green 2. is 3. colours 4. it 5. zebra 三、选词填空。 1.colours 2. orange 3. Red 4. blue 5. Letters 四、问答匹配。 1-B 2-A 3-D 4-C 5-E 五、改写句子。 1.Is this letter orange? 2.What do red and yellow make? 3.The letter Q isn't purple. 4.What is it? 5.Zz is for zebra. 六、补全对话。 1.B 2. A 3. C 4. D 5. A 6. E 七、情境判断与纠错。 1.×；Red and yellow make orange. 2.×；What colour is the letter R? 3.×；I see a rainbow with seven colours.（或 “many colours”） 4.×；Oo is for orange. 5.×；This is a blue pencil. 八、积木拼句。 1.Red and blue make purple. 2.The letter Oo is for orange. 3.We see many colours. 4.You ask “What colour is it?”. 5.Letters are everywhere. 九、仿写句子。 1.Red and blue make purple. 2.Yellow and blue make green. 3.Pp is for pencil. 4.Yy is for yo - yo. 5.Zz is for zebra. 学科网（北京）股份有限公司 $