Unit2 What a large population Topic 2 Section B學習目標：學習目標：1.繼續(xù)學習現(xiàn)在完成時。繼續(xù)學習現(xiàn)在完成時。2.學習數(shù)字的表達法。學習數(shù)字的表達法。3.提高對人口問題的認識。提高對人口問題的認識。2a Look at the numbers and read them .768 543 3,980 98,721 768,540 6,004,0012,346,780 82,364,580 405,000,000 5,555,555,555 7,764,198,502thousandmillionbillion自學指導一自學指導一:ChinaCanadaa.6,575b.8,844,43c.32 milliond.210 millione.1.3 billionf. 326BeijingTorontoDiscuss :1.What are the problems in China ?2.What is the biggest problem?How can we deal with it?1b.Listen to the tape ,then fill out the tableCountryChinaIndiathe U.S.A.IndonesiaBrazilPopulation1.3 billion222 million184 million296 million1.1 billionWork in pairs:A: Whats the population of ?B; Its 自學指導二自學指導二 :Points:1.have a population of +數(shù)字數(shù)字 有有 人口人口2.increase by 凈增凈增3.China has the largest population with 1.3 billion, and India is the second one with 1.1 billion. (合并為合并為一個含比較級的句子一個含比較級的句子)4.What s the population of ? 有多少人口有多少人口?5.developing/developed country 發(fā)展中的發(fā)展中的/發(fā)達國發(fā)達國家家6.carry out 執(zhí)行執(zhí)行 The population of China is larger than that of India.Exercise :1.The country has a p_ of 1.1 billion.(填詞填詞)2.Our country carried out the one-child p_.(填詞填詞)3.I can learn English better now _his help .(因為因為)4.China is a _country ,while the U.S.A is a _country. (develop)5._,it didnt rain yesterday . (lucky)populationpolicybecause ofdevelopingdevelopedLuckilyChoose the best answer.1._ is the population of China ? -1.3 billion.A.How many B. How much C. What D. How2.-You seem to like sweets . -_.A.So I do B. So do I C. So am I D. So I am3.-I like playing football when I was young . -_.A.So he was B. So was he C. So did he D. so he did4.The population of France is nearly as _as that of Britain.A.fewer B. large C. more D. many5.-Mary hasnt paid for the school things ,has she ?-_.Her mother will pay for her.Yes ,she has B. No, she hasnt C. Yes ,she did . D. No, she has.6.66,374,125,368 can be read _.The population of the world :6.5 billion