Unit 7 - Unit 8（知识清单）-2025-2026学年沪教版英语四年级下册

Unit 7 How do things change?知识清单 核心词汇 物质状态类：liquid液体solid固体gas气体 物质类：sugar食糖salt盐；食盐cream奶油steam水蒸气 plastic塑料的chocolate巧克力 动作类：melt（使）熔化；融化heat加热mix（使）混合freeze结冰；冻住shake摇动put放 其他词：hungry感到饿的party聚会；派对ice cream冰淇淋freezer冰柜door门open开着 常考短语 物质状态相关短语：change into a solid变成固体change into a liquid变成液体change into a gas变成气体 动作类短语：heat water加热水mix...and...把……和……混合put...in...把……放进……里shake the bag摇晃袋子 日常口语表达：Don't worry!别担心！Done!做好了！Sure!当然！ 必会句型 1. 提议做某事：-Shall we + 动词原形...? ，-Sure./OK. 例“Shall we make some ice cream? Sure!”； 2. 建议做某事：Let's + 动词原形... 例“Let's mix the sugar and cream.”； 3. 描述事物变化：主语 + is/are + changing into... 例“The water is changing into a gas.”； 4. 说明原因与结果：主语 + 动词（短语）. So + 结果句. 例“The freezer door is open. So the ice cream melts.”。 Unit 8 How do people get along with each other?知识清单 核心词汇 行为品质类：polite有礼貌的helpful愿意帮忙的kind友善的 行为动作类：take turns轮流knock敲击share分享invite邀请cry哭泣borrow借 其他词：ox公牛until直到……为止someone某人behind在……之后maybe（不确定）大概，可能honey蜂蜜joke笑话；玩笑whatever无论什么another另一个way方法；方式 常考短语 相处相关短语：get along with与……相处take turns to do sth.轮流做某事share sth. with sb.和某人分享某物knock on the door敲门look after each other互相照顾look after照顾 work together一起工作do chores做家务 礼貌用语短语：May I ...?我可以……吗？Excuse me!打扰一下！Thank you!谢谢！You're welcome!不客气！ 日常口语表达：How kind of him!他多么友善啊！Act like a team!像团队一样行动！ 必会句型 1. 礼貌地请求某物：-May I use your ...? -Sure. Here you are./I'm sorry. I'm using it. 例“May I use your coloured pencils? Sure. Here you are.”； 2. 描述他人的品质和行为：He/She is ... He/She often ... 例“He is polite. He often knocks on the door before entering.”； 3. 询问他人相处方式：-How do you get along with your ...? -We ... 例“How do you get along with your classmates? We share our things and help each other.”； 4. 描述正在进行的友善行为：He/She is ... now. 例“She is looking after her brother now.”。 学科网（北京）股份有限公司 $