Unit 1 We're friends 知识点梳理及练习（知识清单）-2025-2026学年译林版（三起）英语四年级下册

译林版四年级下册英语Unit1 We're friends 知识点梳理及练习 一、必背单词（英汉互译+重点标注） 1.朋友 — friend（复数friends） 2.强壮的 — strong（反义词weak） 3.虚弱的，无力的 — weak（非核心词，对应strong） 4.森林 — forest（非核心词） 5.瘦的 — thin 6.背部 — back 7.生气的 — angry 8.变成，变为 — become（非核心词）9.网 — net（非核心词） 10.洞 — hole（非核心词） 11.友好的，体贴的 — kind 12.悲哀的，难过的 — sad 13.聚会，联欢会 — party 14.像 — like 15.来自 — from 16.它们，他们，她们 — them（宾格） 二、必备短语（中英对照+高频考点） 1.好朋友 — good friends 2.一起玩 — play together 3.分享某物 — share sth 4.有朝一日 — one day 5.走开 — Go away!（祈使句） 6.救命啊！— Help!（紧急求助用语） 7.互相帮助 — help each other 8.水果派对 — fruit party 9.在森林里 — in the forest 10.一个大洞 — a big hole 11.在……背上 — on the back of 12.分享快乐 — share happiness 三、必背句子（英汉对照+场景运用） 1.我们是好朋友！— We're good friends! 2.狮子又大又强壮。— The lion is big and strong. 3.老鼠又小又瘦。— The mouse is small and thin. 4.有朝一日我能帮你。— I can help you one day. 5.不要吃我！— Please don't eat me! 6.狮子在网里。— The lion is in the net. 7.让我帮你。— Let me help you. 8.谢谢你！你真善良。— Thank you! You're so kind. 9.我们一起分享胡萝卜吧。— Let's share the carrots together. 10.友谊就像甜甜的水果。— Friendship is like sweet fruit. 11.网里有一个洞。— There is a big hole in the net. 12.他们成为好朋友。— They become good friends. 四、语音知识（字母i的核心发音+例词） 本单元重点考查字母i的长音/aɪ/发音（I发音规律） 例词：I, bike, ride, side, like, rice, fine, nine 五、语法分析（考点+例句+用法说明） 1. there be句型（表示“某地有某物”） · 结构：There is + 单数名词 / There are + 复数名词 + 地点 · 例句：There is a lion in the forest. / There are many animals in the park. · 否定式：There isn't + 单数名词 / There aren't + 复数名词 例句：There isn't a mouse in the box. 2. 形容词并列用法（描述人或事物特征） · 结构：主语 + be动词 + 形容词1 + and + 形容词2 · 含义：表示“某物/某人又……又……” · 例句：The lion is big and strong. / The fruit is sweet and juicy. 3. 情态动词can表能力 · 结构：主语 + can + 动词原形（能/会做某事） · 否定式：主语 + can't + 动词原形 · 例句：I can help you. / The mouse can make a big hole. 4. 祈使句（表请求、命令或建议） · 肯定式：动词原形 + 其他 例句：Let's share the fruit. / Help the lion! · 否定式：Don't + 动词原形 例句：Don't eat the mouse. / Don't run in the forest. 5. 介词on的用法（表位置） · 含义：“在……上面”（表面接触） · 例句：The mouse is on the lion's back. / There is a book on the desk. 六、写作指导（友谊主题小作文/情景表达） 1. 写作框架（5句话万能模板，适合四年级） · 开头：点明主题 — I have a good friend. His/Her name is Tom. · 中间1：描述朋友特征 — He/She is kind and strong. · 中间2：描述互助场景 — We often help each other. I can help him/her with English. · 中间3：分享经历 — One day, he/she helped me find my bag. · 结尾：总结友谊 — Friendship is important. We're happy together. 2. 情景表达常用句式（谈论朋友/互助） · What's your friend like? He/She is kind. · We share food and toys with each other. · A small friend can also help a big friend. · Kind people are always welcome. 3. 写作词汇拓展（加分词，提升作文质量） · helpful（有帮助的）：My friend is helpful. · friendly（友好的）：She is friendly to everyone. · together（一起）：We play games together after school. · happy（开心的）：We feel happy when we help each other. Unit1 We're friends 同步练习题 一、英汉互译（每空1分，共10分） 1.好朋友 ____________ 2.互相帮助 ____________ 3.分享水果 ____________4.在森林里 ____________ 5.又大又强壮 __________6.good friends __________ 7.share sth ____________8.one day ____________ 9.be kind to __________10.in the net __________ 二、单项选择（每空2分，共20分） 1.We ______ good friends. We often play together. A. am B. is C. are 2.The mouse ______ small and thin. A. am B. is C. are 3.—Can you help me? —______ A. Yes, I can. B. No, I'm not. C. Yes, I am. 4.There ______ a big lion in the forest. A. am B. is C. are 5.Let's ______ the carrots with our friends. A. share B. shares C. sharing 6.The lion is angry. He wants to ______ the mouse. A. eat B. eats C. eating 7.—______ is the mouse? —It's on the lion's back. A. What B. Where C. How 8.My friend is kind. He often ______ me. A. help B. helps C. helping 9.Don't ______ away! I can help you. A. go B. goes C. going 10.There are many ______ in the forest. A. animal B. animals C. animal's 三、按要求改写句子（每空2分，共20分） 1.The lion is big and strong.（改为否定句） The lion ______ big ______ strong. 2.There is a mouse in the hole.（改为复数句） There ______ some ______ in the hole. 3.I can help you.（改为一般疑问句） ______ ______ help me? 4.We share the fruit together.（改为祈使句） ______ ______ the fruit together. 5.The mouse is small.（改为感叹句） ______ ______ small mouse! 四、连词成句（每句4分，共20分） 1.friends, good, we, are (.) 2.lion, big, strong, the, and, is (.) 3.help, can, one, you, day, I (.) 4.share, let's, together, fruit, the (.) 5.in, lion, the, net, is, the (.) 五、根据汉语提示完成句子（每空1分，共30分） 1.老鼠又小又瘦，但是它很善良。 The mouse is ______ ______ ______, but it's very ______. 2.森林里有一头狮子。它很生气。 ______ ______ a lion ______ ______ ______. It's very ______. 3.让我们分享这些胡萝卜吧，它们很甜。 Let's ______ ______ ______. They are ______. 4.有朝一日我能帮你。谢谢你！ I ______ ______ you ______ ______. ______ ______! 5.狮子和老鼠成为好朋友。它们互相帮助。 The lion and the mouse ______ ______ ______ ______. They ______ ______ ______. 6.网里有一个大洞。让我帮你出来。 ______ ______ a ______ ______ ______ the net. Let ______ ______ you out. 参考答案 一、英汉互译 1.good friends 2. help each other 3. share fruit 4. in the forest 5. big and strong 6.好朋友 7. 分享某物 8. 有朝一日 9. 对……友好 10. 在网里 二、单项选择 1.C 2.B 3.A 4.B 5.A 6.A 7.B 8.B 9.A 10.B 三、按要求改写句子 1.isn't; or 2. are; mice 3. Can you 4. Let's share 5. What a 四、连词成句 1.We are good friends. 2.The lion is big and strong. 3.I can help you one day. 4.Let's share the fruit together. 5.The lion is in the net. 五、根据汉语提示完成句子 1.small and thin; kind 2.There is; in the forest; angry 3.share these carrots; sweet 4.can help; one day; Thank you 5.become good friends; help each other 6.There is; big hole in; me help 学科网（北京）股份有限公司 $