Unit 1 Helping those in need 第3课时Grammar 课件 2022-2023学年沪教牛津版（广州沈阳通用）八年级英语下册

Unit 1 Helping those in need Period 3 Grammar 牛津深圳·广州版 八年级下 Learning objects 1. 掌握动词不定式作宾语,宾语补足语和目的状语的用法; 2. 能够在具体语境中正确使用动词不定式; 3. 通过归纳等方法感知并运用动词不定式,谈论志愿服务话题,树立服务他人、服务社会的意识。 Lead in Let’s guess and choose He is a great football player. He is 36 years old. He suffered from serious illness when he was child. In 2022 he helped Argentina win the World Cup. Messi 3 2 1 4 Lead in Let’s get to know more about Messi. Messi started to play football as a little boy. He decided to join a football club at the age of 8. Some fans taught Messi to play cuju. Messi donated lots of money to help many people in need. Read and pay attention to the parts in red. Messi started to play football as a little boy. He decided to join a football club at the age of 8. Some fans taught Messi to play cuju. Messi donated lots of money to help many people in need. Infinitives (不定式) Presentation Infinitives (不定式) 定义: 主要行为动词后面的动词都采用了”to+动词原形”的结构(有时可以不带to)。 动词不定式没有人称和数的变化,在句子中不能做谓语。 Presentation 用法一: 不定式作宾语是及物动词后带to的不定式,表明意图、希望或决定的内容等。我们常见的动词+ to do sth. 的结构主要是动宾结构。 通常只能接不定式作宾语的动词有:agree (同意); offer (提出); intend, plan (打算,计划); demand, ask (要求); promise (答应); help (帮忙); prepare (准备); decide (决定); refuse (拒绝); choose (选择); wish,hope,want, expect (希望,想要); fail ;(不能;忘记); pretend (假装); manage (设法); determine (决心)。 Presentation 助记口诀 同意提出做计划, 要求答应来帮忙。 准备决定遭拒绝, 敢于选择有希望。 不能做到莫假装, 设法做成决心坚。 He agreed to help the kids with painting. The kind girl offered to take some food to the nursing home. We all hope to raise more money for the sick kids. Presentation Some verbs can have other verbs after them. We usually use to before the second verb. We call these second verbs infinitives. Three teenagers offered to do some voluntary work during the school holidays. Cindy wanted to paint a picture of the park near her home. Work out the rule An infinitive is the (base/ -ing/ -ed) form of a verb. Infinitives We can use verbs +to + infinitives in sentences. Presentation Presentation Let’s talk about the pictures 特殊疑问词与不定式常连