老师：Hello, everyone. Today we'll learn the grammar of Unit 1, Module 7, revised infinitive. First, let's make clear of the learning objectives in this class. You will first revised infinitive. Second, master the usages of the perfect form of the infinitive. And finally, try to use infinitive properly in different contexts. And this is also the focus of this class.
老师：In the reading passage, we've Learned much story. Do you still remember what he says about his life? Read and complete his account. Please take out a piece of paper and write down your answers. We'll check later.
老师：Can we check? My name is Marty Fielding, and I don't look any different from others. Until I was 10 years old, I started to get weaker and weaker until I had to go to the hospital for medical tests. But no one could give my disease a name, and it is difficult to know what the future holds. Life in my primary school was tough for me because sometimes kids would laugh at me when I couldn't run or climb stairs as quickly as they could. But my life becomes easier at my high school. For one thing, my fellow students have accepted me. For another, I'm happy to have found many things I can do, like writing and computer programming. My ambition is to work for a firm that develops computer software when I grow up. I also have some pets to look after my pets properly takes a lot of time. I have a very busy life with no time to sit around feeling sorry for myself. In many ways, my disability has helped me grow stronger psychologically and become more independent. All in all, I work hard to live a normal life and I have a good life. My model is live one day at a time.
老师：Have you Learned multi story? I think everyone is inspired by his positive attitude towards life here. Have you noticed that all of the blanks you filled in have something in common? What is it? Yes, they are all the infinitives. The infinitive isn't new to us. So let's have a close look at them and try to tell the usages of the infinitive. For example, to get here serves as the object in a sentence. What about others? Now you try, to know, serves as the subject, to have found the adverbial to work, the predictive, to look after the subject, to sit around, the attribute grow, the object complement to leave the adverbial.
老师：Now here you have another chance to tell the usages of the infinitive. Please read the following sentences, which contain infinitives, then Mark their usages according to the headings below.
老师：Can we check now? The infinitives respectively solve as the subject, the object, the attribute, the predictive, the adverbial, the adverb, you, the object complement, the object complement. Pay attention to sentence eight.
老师：I think you must have noticed that the infinitive in this sentence is di
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