Unit 2 Great minds 教学课件（共7份含嵌入音频）

课件48张PPT。GrammarUnit 2 Great minds1234目录Lead-inWhile-LearningPost-LearningReviewPart I Lead-in观察这些句子1. Einstein often received invitations to explain his theories at different universities. 2. I have a dream to become a fashion designer. 3. They need time to finish all the work. 4. We have much work to do. 5. To see is to believe.Part II While-LearningWhat are infinitives? Read these sentences below and try to describe the structure of the infinitives. 1. Einstein often received invitations to explain his theories at different universities. 2. I have a dream to become a fashion designer. 3. They need time to finish all the work. 4. We have much work to do. 5. To see is to believe.Infinitives 动词不定式基本结构：to do (to + 动词原形) 否定式：not to do特点：没有人称和数的变化，在句子中不能担当谓语基本 含义时态上：表示将来发生的动作语态上：通常表示主动作用上：通常表示目的动 词 不 定 式 的 概 述动词不定式在句子中除不能担当谓语外， 可以充当其他任何成分，如：主语，宾 语，表语，定语，状语等。Things to remember 动 词 不 定 式To do that sort of thing is foolish. I want to see you this evening. All you have to do is to finish it quickly. We found a house to live in. She came here to study English. I warned the patient not to eat cold water after the operation.主语 宾语 表语 定语 状语 宾补观察下列例句，归纳动词不定式的用法。 1. Einstein often received invitations to explain his theories at different universities. 2. I have a dream to become a fashion designer. 3. They need time to finish all the work.【梳理】 名词或名词短语(前面/后面)可以接(doing / to do)作(宾语/后置定语)，修饰该名词或名词短语。A Infinitives after nounsTo give more information about nouns, we can use infinitives after the nouns.Einstein often received invitations to explain his theories at different universities.A1 Jim is telling May about his dream. Complete their conversation with the words from the box.be become help make start1. I’ve made a decision. _____ a genius. 2. I’ve got an ability. _____a great doctor._____ what? You can’t be serious.A decision to becomeA decision to doAn ability to becomeAn ability to do_____ what? I don’t believe it!be become help make start3. I’ve made a plan. _____ life better for everyone._____ what? You’ll probably fail.A plan to do A plan to make4. I’ve decided to find a way. _____people live to be 1,000 years old._____what? You must be joking.A way to doA way to helpbe become help make start5. So now is the time. _____ work._____ what? I will give you some advice.The time to doThe time to start6._____ what?To stop dreaming!The advice to doMake conversations with the nouns from the box. Use infinitives after the nouns in your conversations. You may follow the example below.Example: S1: In the book Harry Potter, the students at Hogwarts School have special abilities. S2: Special abilities to do what? S1: Special abilities to do magic.ability decision method plan promise wayAt school, Einstein’s ability (1)_____ surprised his teachers, b ... ...