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课件网) Section D Unit 1 The Changing World Topic 2 The population in developing countries is growing faster. have cleaned the clothes past now 表示过去发生的某一动作对现在造成的影响或结果。 e.g. I have just cleaned my clothes. 我刚洗过衣服。 （“洗衣服”是发生在过去的动作，对现在造成的结 果是“衣服干净了”。） e.g. I have just had my breakfast. 我刚吃过早饭。 (对现在的影响是“不饿”。) cleaned the clothes Present Perfect (II) 常与 just, already, yet, never, ever 等副词连用。 Present Perfect (II) Grammar I have _____ called you. I’ve _____ been there before. It has _____ reached 1.37 billion,… Have you found him _____ Have you _____ been to the cinema nearby just never already yet ever Grammar Focus The train （leave). It （leave） just now. She is doing her homework. She (not finish) her homework yet. has left left hasn’t finished A: _____ you _____(care) for the old before B: Yes. We often take part in social activities. I know the Great Wall very well. Because I (be) there before. Have cared have been Choose the best answer. 1. —Have you improved your English _____ —Yes, I have. I’ve _____ improved it. A. already; already B. already; yet C. yet; already D. yet; yet 2. China has a_____ population. A. many B. much C. lot of D. large 3. —Have you been to the village _____ Gum Tree It’s a beautiful place. — Oh, really I will go there some day. A. called B. is called C. calls D. call 4. — I like to sing English songs. What about you — _____ A. So I do. B. So do I. C. Either is OK. D. Neither do I. C D A B Functions I really _____ going to a place like that. ____ do I. don’t like Neither So + be/情态动词/助动词+主语 Neither / Nor + be/情态动词/助动词+主语 ......也是 （也一样） So +主语 + be/情态动词/助动词 确实如此 ......也不 Functions It is increasing _____ 82million every year. by 6800 80 80 80 increase by 增加了…… increase to 增加到…… Functions … the population in developing countries is _____ that in developed countries. larger than Functions _____ the efforts of the governments, people’s living conditions are Thanks to Functions We should find new ways to _____ the environment, for example, making The large populations have _____the develop, but have _____them some serious problems as well caused helped protect Do you want to live in a small town or a big city Why Beijing Green Forest in Chongqing,China 1. Zhou Lei lives in Beijing. （ ） 2. Green Forest has a population of fewer than 600 people. （ ） 3. The people in Green Forest often see friends because they live close to each other. （ ） 4. There are many fine places to go to in Beijing. （ ） 5. Li Ming doesn’t like Beijing. （ ） Read 1 and mark T or F. 1 Read the two short passages and take notes based on the table on Page 16. Name Sue Li Ming Place Green Forest, a small mountain village, in Chongqing in Beijing, a large city Advantage Disadvantage clean and fresh air, close to nature, often help each other exc ... ...
