九年级英语上册 unit 1 the changing world topic 2 the population in developing countries is growing faster section d课件 （新版）仁爱版.ppt

Section D,主题回放,2b Useful expressions,So do I. Neither do my parents. It says that the world has a population of 6.5 billion. What’s the population of the U.S.A.?,So it is. one fifth be short of Thanks to the policy …,综合填空,,The world has a large population of 6.5 billion. And it is growing fast. _____is that of China. China has the largest population of the world. About____ _____of the people in the world live in China. The large population causes many problems today. For example, we____ ____ ____ energy and water. Most of the cities are crowded than before, and the traffic is much heavier. Some parents in less developed areas prefer boys to girls. So they can’t ____ girls a good education . China has _____ ______ ______ to control the population. One ____ ____ ____ one-child policy. ____ ____the policy, China is developing quickly, and the people’s living conditions are improving rapidly. Our lives are becoming more and more comfortable.,one,So,are short of,offer,taken some measures,is known as,Thanks to,fifth,语法闯关,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 social activities in holidays.,I know the Great Wall very well. Because I (be) there before.,Has cared,have been,have cleaned the clothes,,past,,,,now,*表过去发生的某一动作对现在造成的影响或结果。

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” I have just had my breakfast. 我刚吃过早饭 (对现在的影响是“不饿”),cleaned the clothes,*通常与表示包括现在在内的时间副词 just（刚刚）, already（已经）, before, yet（一般疑问句：已 经；否定句：还），never, ever等状语连用 ① I have never heard of that before. ② Have you ever ridden a horse? ③ She has already finished the work. ④ Have you milked the cow yet? Yes, I have done that already. ⑤ I’ve just finished my homework. ⑥ He has not come yet.,试比较： The plane has arrived. 飞机已经来了说明现在的情况：飞机在这儿。

The plane arrived a quarter ago. 飞机是一刻钟以前来的强调动作发生的时间在过去 【注】现在完成时不能和明确表示过去的时间状语连用如: yesterday, last week, in 1980, 3 days ago 等Free talk,Do you want to live in a small town or a big city? * Environment * Living condition * People’s relations 人们的关系 * Transportation 交通,1.Where do Sue and Li Ming live? 2.What are the differences between their lives?,Read 1a and answer the questions,Then underline the descriptive words.,（影片）,Fill in the blanks using the information about Fairmont.,Fairmont,population,the environment,transportation 交通,shopping,people’s relations 人们的关系,,,,,,fewer than 600 people,tall, green tress, clean, fresh air,like one big family,It takes a couple of hours to go shopping.,difficult to see friends far away,1b Work alone,录音1,Then make a similar one about Beijing.,Beijing 北京,Places of interest: the Great Wall, the Ming Tombs, the Summer Palace, the Forbidden City,History: a long history,Shopping: big shopping centers and huge markets, easy and pleasant,Public transportation: buses, taxis and subways to go to any parts of the city, excellent,People’s life: not always easy, work and study hard,,,,,,1b Work alone,Project,* You belong to * Advantages * Disadvantages * Like … best. Why?,Different kinds of families,,,{,,Write down your conclusion,Exercises,1. —Have you seen this film ____? —Yes, I saw it two years _____. A. ago, before B. before, ago C. ago, ago D. before, before 2. I won't go to the party ___ I'm invited. A. unless B. though C. if D. but,B,A,3. I’ll be back in a _____ of days. A. couple B. pair C. two D. couples 4. —I like to sing English songs. What about you? — _____ A. So I do. B. So do I. C. Either is OK. D. You decide.,A,B,5. —Have you improved your spoken English _____? —Yes, I have. I’ve _____ improved it. A. already; already B. already; yet C. yet; already D. yet; yet 6.Two sixths of the students _____ girls in our class. A. be B. are C. is D. am,C,B,Goodbye!,。