Unit 3 Section B (2a-2e)（PPT课件）-【学海风暴】2024-2025学年八年级下册英语同步备课（人教版）

Unit 3 八年级英语人教版·下册 Section B (2a-2e) 授课人：XXXX 1 一、新课引入 What can your classmates learn from  doing chores? Discussion 一、新课引入 How can you make chores more fun? 二、新课讲解 Discuss the questions with your partner. 1. What do you often do to help your parents at home? 2. Do you think kids should help out with chores at home? 2a 二、新课讲解 The Sunday Mail magazine invited parents to write about whether they think young people should do chores at home. Read the following letters. Which one agrees and which one disagrees? 2b The letter from Ms. Miller disagrees; the letter from Mr. Smith agrees. 二、新课讲解 According to Ms. Miller and Mr. Smith, what are the pros and cons about kids doing chores? Pros Cons Doing chores helps to develop children’s independence. Housework is a waste of children’s time. It is the parents’ job to provide a clean and comfortable environment at home for their children. Doing chores helps children understand the idea of fairness. 2c It is good for their future. They have no time to study and do housework. Their job now is to be students. They will do housework in the future. It teaches them how to look after themselves. Children already have enough stress from school. 二、新课讲解 2d Write one sentence with each phrase from the letters. 1. a waste of time_______________________________________________ 2. there is no need for … to________________________________________ 3. do not mind_______________________________________________ 4. spend time on_______________________________________________ 5. in order to _______________________________________________ 6. it is not enough to_______________________________________________ 7. the earlier … the better___________________________________________ Computer games are a waste of time. There is no need for her to go to the market every day. I do not mind doing the dishes. I like to spend time on my hobby. We started early in order to catch the first bus to the Great Wall. It is not enough to just do grammar exercises. The earlier a child starts learning a new language, the better he will be at it. 二、新课讲解 Discuss the questions with a partner. 1. Which letter do you agree with? Why? 2. What would you say to the person who wrote the letter you don’t agree with? 2e Language points 二、新课讲解 1. They should spend their time on schoolwork in order to get good grades and get into a good university. in order to: “目的是、为了”，比单纯的to do更强调 “目的”，可放句首，也可放句中，如： 为掌握全面情况，还需要详细资料。 In order to get a complete picture, further information is needed. Language points 二、新课讲解 2. It is the parents’ job to provide a clean and comfortable environment at home for their children. 此处it为形式主语, 真正的主语是to provide …for their children。也可将It is one’s job (duty, …) to do sth.视为一个固定的句型, “做某事是某人的工作(职责等)”。如: It’s every teacher’s job to explain things clearly to the students. 把东西给学生讲明白是每一位老师应做的事情。 Language points 二、新课讲解 [辨析] offer和provide ◆offer通常用来表示主动提供某物，常用于offer sb. sth.或offer sth. to sb.结构中。如： Can you offer me something to drink? We should offer seats to the old on the bus. ◆provide常用来表示提供需要或有用的东西。常用于provide sb. with sth.或 provide sth. for sb. 结构中，表示“为某人提供某物”。如： The movie theater provides us with good service. His school provided a house for him. Language points 二、新课讲解 3. And anyway, I think doing chores is not so difficult. anyway作副词，可位于句首或句尾，修饰整个句子，常用于转换话题，表示“尽管如此；不管怎样”。如： Cathy wasn’t sure the book is the right one, but she bought it anyway. Cathy 不确定这本书是不是对的，不管怎样她买了。 Language points 二、新课讲解 4. …he often fell ill and his grades dropped. ill & sick ◆相同点 ill与sick都可以表示“生病的”，都可作表语。如： Alice was ill / sick yesterday. ◆不同点 表“生病”时，sick 可作定语，ill通常不作定语。如： Could you help the sick girl? Language points 二、新课讲解 5. The earlier kids learn to be independent, the better it is for their future. “the+比较级+……, the+比较级+……”是常用结构, 表示“越……, 就越……”。如: The higher you climb up the mountain, the colder you’ll feel. 你越往山上爬，你就会感到越冷。 三、归纳小结 - 四、强化训练 根据句意选用offer或provide并用其适当形式填空。 1) The Internet can ________ us with all kinds of information. 2) Anna’s school ________ her a very good chance last year. 3) Can you ________ fifteen rooms for thirty people? provide offered provide 根据句意，用ill或sick填空。 1) The driver sent the _____ baby to the hospital. 2) My brother is ________. I have to look after him at home. ill / sick sick 四、强化训练 根据汉语意思完成英语句子。 1) 水很冷，不过我还是冲了个淋浴。 The water was cold but ________________________. 2) 这个办法可能行不通，不管怎样，让我 们试试吧。 This idea probably won’t work. ___________________________________. I took a shower anyway Let’s try it anyway / Anyway, let’s try it 五、布置作业 If you have a party this Saturday, what will you ask your partner to help to prepare for the party? Write a short passage. $$