Unit 2 Helping at home（期中复习课件）四年级英语上学期（外研版三起·新教材）

该小学英语课件围绕家务劳动主题，涵盖相关词汇、短语及请求与需求表达句型（May I...? Can you...? need to...）。通过词汇匹配、短语翻译等练习搭建学习支架，从单词积累逐步过渡到句型应用，形成连贯的知识脉络。 其亮点在于融合语言能力与思维品质培养，通过“待办清单”任务让学生运用短语，结合考点解析引导学生分析语法规则，历史人物阅读渗透文化意识。采用任务型教学，学生能提升语言运用和逻辑思维能力，教师可借助系统练习与考点总结提高教学效率。

Unit 2 Helping at home 期中复习 Sounds Words & phrases Sentences 01 04 03 02 05 Practice Tips Contents Sounds 01 字母 w在音节中读 /w/ work工作 we我们 water浇水 wash洗 字母y在音节中读 /j/ yard庭院 you你 yes是 year年 Sounds learning 01 with Read and choose 01 yell 大叫 year what white you yes work /w/ /j/ Words & phrases 02 Words 02 phew 啊，唷，唉 wash 洗 dish 盘子，碟子 feed 喂养 floor 地板，地面 chore 家庭杂务 to-do list 待办清单 may 可以 outside 在室外 tidy 整理 easy 容易的 clean 清洁的,干净的 woof 汪汪 (形容狗吠声) job 任务,事情 good job 干得好 dirty 脏的 desk 书桌，写字台 wall 墙 again 再一次 also 除此之外，还problem 问题 finish 完成，做完sunshine 阳光,幸福sometimes 有时 feel 感受到,觉得 Words 02 tired 困倦的,疲惫的，累的 helpful 有用的，有帮助的 warm (使)变暖和,温暖的 warm up(使)变暖 water 给..浇水 helper 帮手,助手 pig 猪 collect 收集，采集 grass 草，青草 sweep 扫，打扫 rubbish 垃圾 yard 庭院 pick采，摘 cow 母牛,奶牛 cut 修剪 Phrases 02 wash the dishes 洗盘子 feed the dog 喂狗 make the beds 铺床 sweep the floor扫地 take out the rubbish 扔垃圾 do chores 做家庭杂务 help sb do sth 帮助某人做某事 clean the floor 打扫地板 no problem 没问题 tidy your room 整理你的房间 water the vegetables 给疏菜浇水 wash up 洗脸，洗手 pick the apples 采摘苹果 milk the cows 挤牛奶 collect the eggs 收集鸡蛋 cut the grass 除草 to-do list 待办清单 Matching 02 tired helpful warm also finish sunshine sometimes feel pick 有用的 完成 阳光 除此之外 感受到 温暖的 有时 疲惫的 采摘 Matching 02 wash the dishes make the beds sweep the floor take out the rubbish do chores help sb do sth feed the dog clean the floor no problem 喂狗 扔垃圾 铺床 打扫地板 没问题 洗盘子 帮助某人做某事 做家务 扫地 Translate 02 5.挤牛奶                      6.收集鸡蛋                      7.除草                      8.待办清单                      to-do list 1.整理你的房间                    2.给疏菜浇水                      3.洗脸，洗手                     4.采摘苹果                      tidy your room water the vegetables wash up pick the apples milk the cows collect the eggs cut the grass 1.洗          2.地板          3.垃圾          4.庭院          5.打扫，扫          6.收集          7.草          8.修剪          9.在室外          10.盘子          11.喂养          12.家务          collect wash floor rubbish yard sweep grass cut outside dish feed chore Sentences 03 Sentences 03 重点句型 1.-Can you tidy your room? 你能整理你的房间吗? -OK. 好的。 2.Dad, may I play outside? 爸爸，我可以出去玩吗? 3.I need to clean the floor. 我需要打扫地板。 4.Mum feels tired. 妈妈感觉累了。 Fill in the blanks 03 Mum ________ _______. 妈妈感觉累了。 feels Can you______ _____ _______? 你能整理你的房间吗? tidy your tired room Fill in the blanks 03 Dad, _______ I ______ _________? 爸爸，我可以出去玩吗？ I _____ _____ _______ the floor. 我需要打扫地板。 need to may do ____ _________. 当然。 Of course play outside clean Tips 04 【考点一】表达请求的句型 04 【句型结构】May I+动词原形(+其他)? 【重点讲解】 此句型是以may开头的一般疑问句，用于表达自己请求，征求对方的意见情态动词may意为可以，后接动词原形，没有人表和数的变化； 肯定回答常用Yes./Sure./Of course.；否定回答用Sorry/No, you can't. 【例句】—May I go to the park on Saturday, Mum? 我星期六可以去公园吗,妈妈? —Sure.当然。 【课文原句】Dad, may I play outside?爸爸，我可以出去玩吗？ ( ) 1．—________ I help you clean the classroom? —Sure, thank you! A．Do B．May C．Am ( ) 2．—________ I go out to play? —Yes, you can. A．May B．Do C．Am ( ) 3．________ I play outside? A．Do B．Am C．May B A C 【考点一】大显身手 04 【考点一】大显身手 04 ( ) 4．—________ I have a look? —Sure. A．may B．My C．May ( ) 5．—________ I ________ to Lily? —Sorry, she is not in. A．May; speak B．Must; speak C．May; speaking A C 【考点二】礼貌地询问某人能做某事的句型 04 【句型结构】Can you+动词原形(+其他)? 【重点讲解】 在表达请求时，还可在句尾加上please，并用号同句子其他成分隔开，使得语气更加委婉。 【知识回顾】我们在Unit 1学习过该句型用于询问对方是否有能力做某事的用法，Can you jump high, Daming?大明，你能跳得高吗？ 此处用于表达请求对方做某事。 情态动词can在此处意为“能,可以”，表示请求，没有人称和数的变化，后面接动词原形 肯定回答常用“OK!/Sure!/No problem!”等；否定回答常用“Sorry,…”，可简单说明原因。 【例句】—Can you teach me English?你能教我英语吗? —No problem.没问题。 —Yes, I can.是的，我能。 【考点二】大显身手 04 ( ) 1．—________ I use your bike? —Certainly. A．Do B．Can C．Am ( ) 2．—________ I play football with you? —Yes, you can. A．Do B．Am C．Can ( ) 3．—________ I have some milk? —Yes, you ________. A．Do; can B．Can; can C．Am; are B C B 【考点二】大显身手 04 ( ) 4．—________ I play with the toy cat?    —Sure. A．What B．When C．Can ( ) 5．—________ you pick an apple ________ me? —Sure. A．Can; for B．Are; for C．Are; to C A 【考点三】need to的用法 04 【句型结构】主语 + need to + 动词原形 + 其他. 【重点解析】 “need to do sth.” 表示 “需要做某事”，其中 “need” 是实义动词，有人称、数和时态的变化。 主语通常是人，强调某人自身有做某事的需求。 例：She needs to finish her homework before dinner.（她需要在晚饭前完成作业。） Do you need to buy some milk?（你需要买些牛奶吗？） 【课文原句】I need to clean the floor. 我需要打扫地板。 【考点三】大显身手 04 ( ) 1．We need ________ things on time. A．does B．to do C．doing ( ) 2．They need to ________ the dog. A．feed B．eat C．drink ( ) 3．My sister ________ to water the flowers now. It’s going to rain soon. A．needs B．needn’t C．doesn’t need B A C 【考点三】大显身手 04 ( ) 4．—I need to buy some clothes. Let’s ________. —OK. A．go swimming B．go shopping C．go on a picnic ( ) 5．Daming ________ toothache. He needs to see a doctor. A．have a B．has a C．have an B B 【考点四】情态动词can和may用法总结 04 一、情态动词的特点： ①can 和 may 后面接动词原形 ②没有人称和数的变化 ③否定形式：can/may+not+动词原形 二、常见情态动词的用法： can   (1) 能够，会（表能力）； (2) 可以（表请求、允许，此时与 may 意思相近，语气更委婉客气）； (3) 可能（表可能性，用于客观的推测）。例：Can it be him? 会是他吗？ may   (1) 可以（表示请求、许可）； (2) 可能（表示可能性，表示不太有把握的推测）。例：He may be late. 他可能会迟到。 【考点四】情态动词can和may用法总结 04 一般疑问句：Can/May + 主语 + 动词原形 (+ 其他)? 含情态动词 can 与 may 的【句型结构】： 肯定回答： Yes, 主语 + can. Yes, 主语 + may./ Sure./ OK./ Yes, please. 否定回答： No, 主语 + can't. /may not. No, 主语 + mustn't.(具有强烈禁止的意思) No, you'd better not. 查看例句 【考点四】情态动词can和may用法总结 04 肯定回答： Yes, 主语 + can. Yes, 主语 + may./ Sure./ OK./ Yes, please. 否定回答： No, 主语 + can't. /may not. No, 主语 + mustn't.(具有强烈禁止的意思) No, you'd better not. 【例句1】—Can you sing? —Yes, I can. —No, I can't. 【例句2】 —May I go out? —Yes, you may./OK. —No, you can't./ No, you mustn't. 【考点四】大显身手 04 1．______(May / What) I go outside to play? 2．______ (Must / May) I ask you a question? 3．______ (Can / May) I have a book? —Yes, you may. 4．______(Do / Can) you tell me the way to the library? 5．______ (Do / Can) I have some juice, please? May May May Can Can Practice 05 ( ) 1．work A．water B．yard C．feed ( ) 2．yard A．yes B．wash C．vegetables ( ) 3．we A．you B．water C．sweep ( ) 4．you A．yard B．work C．feed 一、选择与所给单词划线部分发音相同的单词。 A A B A 1．Bobby can do                    (chore / chores) well. 2．—Can you help me clean the floor?    —Yes, I                  (can / can’t). 3．Amy                   (do / does) a lot of things to help her family. 4．We’re good                  (helper / helpers) to Mum and Dad. 5．I take care                  (for / of) my grandma. chores can does helpers of 二、选词填空。 ( ) 1．—Can I play outside? —No, you ______. A．may not B．can’t C．don’t ( ) 2．We often ______ the eggs on the farm. A．collect B．collects C．collecting ( ) 3．He ______ his room every day. A．clean B．cleans C．cleaning ( ) 4．—Can you help me with my English? —______. A．No problem B．Yes, I do C．No, I’m not 三、选择题。 B A A B ( ) 5．It’s warm inside. You can ______ your coat. A．take off B．put on C．take up ( ) 6．My mother is busy. She has a lot of ______ to do. A．chore B．chores C．chore’s ( ) 7．She can’t ______ the box. It’s too heavy. A．carry B．carries C．carrying ( ) 8．I sometimes feel ______ after a long walk. A．tired B．tire C．tiring ( ) 9．My father often ______ the grass in the garden. A．cut B．cuts C．cutting ( ) 10．I’m tired. I want to ______ a rest. A．have B．has C．having A B A A B A 四、【新考法·待办清单】Sam把需要做的家务列成清单。根据提示，选词补全家务清单上的家务。 wash make water take out sweep feed make wash feed water sweep take out 五、选择合适答句。 A．I can tidy the desk. B．Well done! C．Yes. I need to tidy my room. D．Sure. E．I need to clean the floor. (      ) 1．Sam, are you still busy? (      ) 2．What can you do? (      ) 3．My room is clean now. (      ) 4．What do you need to do? (      ) 5．May I play outside? C A B E D 六、连词成句。 1．grass, can, I, cut, the (.)                                                                  2．tired, sometimes, my, feels, mum (.)                                                                  3．family, happy, my, I’m, up, to, warm (.)                                                                  4．farm, help, on, you, me, can, the (?)                                                                  5．tidy, your, room, can, first, you (?)                                                                  Sometimes my mum feels tired. I'm happy to warm up my family. Can you help me on the farm? Can you tidy your room first? I can cut the grass. 七、补全对话。 A: Hi, Linda! 1. ______ B: I’m doing my homework. What about you? A: I’m helping my mom wash the dishes. 2.______ B: Yes, I do. I often clean my room. A: 3.______ B: My favorite sport is swimming. 4.______ A: I like playing basketball. 5.______ B: Good idea! Let’s go after finishing homework. C B D E A．Do you like helping at home? B．What are you doing? C．Let’s play basketball this afternoon. D．What’s your favorite sport? E．What about you? A 八、【新语篇·绘本阅读】阅读绘本，选择正确的答案。 We use machines at home every day. They help us a lot!     We wash clothes with a washer. Put in dirty clothes’ and laundry detergent. Then it cleans them. We dry things with a dryer. Wet clothes go in. Then they come out dry. We freeze food with a freezer. Put food in it. It keeps food cold.       We make dinner with a stove. Put a pan on it. Then we can cook. We make the cake with a mixer. Put ingredients in a bowl. The mixer mixes them. We make a milk shake with a blender. Put fruit and milk in it. It makes a nice drink. What machines do you use every day? They make our lives easier! 词汇积累: laundry detergent 洗衣液; dry 使……变干; freeze 冷冻; cold 冷的; pan 平底锅; ingredients 原料; mix 混合; easier 更简单的 (      ) 1．How many machines are mentioned(提及到)? A．Six. B．Seven. C．Eight. (      ) 2．I want to __________. I can use A．make dinner B．make the cake C．make a milk shake (      ) 3．I can use __________ to freeze food. A． B． C． (      ) 4．From the passage, we know that __________. A．machines aren’t helpful B．machines can make chores difficult C．technology creates a better life A B B C (      ) 1．Where is the story from? A．Modern America. B．Ancient China. C．Ancient England. (      ) 2．What happened to Huang Xiang’s mother? A．She was ill. B．She passed away early. C．She was busy. 九、【新情境·历史人物】阅读短文，选择正确答案。 In ancient China, there was a kind man called Huang Xiang. When he was a child, his father was often ill. His mother passed away early. Huang Xiang took care of his father carefully. In summer, he used a fan to cool the bed for his father. In winter, he warmed the bed with his own body. People all said he was a filial(孝顺的) and helpful child. (      ) 1．Where is the story from? A．Modern America. B．Ancient China. C．Ancient England. (      ) 2．What happened to Huang Xiang’s mother? A．She was ill. B．She passed away early. C．She was busy. B B (      ) 3．How did Huang Xiang help his father in summer? A．He warmed the bed. B．He used a fan to cool the bed. C．He cooked for his father. (      ) 4．People thought Huang Xiang was ______. A．filial and helpful B．tired and warm C．old and busy 九、【新情境·历史人物】阅读短文，选择正确答案。 In ancient China, there was a kind man called Huang Xiang. When he was a child, his father was often ill. His mother passed away early. Huang Xiang took care of his father carefully. In summer, he used a fan to cool the bed for his father. In winter, he warmed the bed with his own body. People all said he was a filial(孝顺的) and helpful child. B (      ) 3．How did Huang Xiang help his father in summer? A．He warmed the bed. B．He used a fan to cool the bed. C．He cooked for his father. (      ) 4．People thought Huang Xiang was ______. A．filial and helpful B．tired and warm C．old and busy A Thank you! $