仁愛版初三英語上冊全冊教案1

t: look at your books. pay attention to these sentences.
(板書)
what’s the population of the u. s. a.?
296 million.
(教師重點解釋這個句型，引出類似的句子。)
a: what’s the population of china/india…?
b:  it’s about 1. 3 billion/…
(教師利用前面的世界人口示意圖，讓學生一問一答。)
s1: what’s the population of brazil, ？
s2: it has about 184 million. what’s the population of china, ？
s3:…
t: it is wonderful. please read the dialog and discuss the key sentences.
(教師板書并講解這三個句子，使學生加深對文章的理解。)
1. the world’s population is increasing by 80 million every year.
2. the population in developing countries is larger than that in developed countries.
3. china has already carried out the one-child policy to control the population.
(讓學生齊讀課文一遍。)
step 3  consolidation 第三步  鞏固(時間:8分鐘)
 (讀1a，讓學生完成1b。)
t: look at the form. then fill it out.
country china india the u.s.a.  indonesia brazil
population     
(本表格很簡單，一分鐘后，老師叫幾位學生核對答案。)
t: great. i think you all did well.
(學生兩人一組進行問答練習。)
s1: what’s the population of china?
s2: it’s about 1. 3 billion. what’s the population of india?
s1: it is about 1. 1 billion. what about the u.s.a.?
s2: …
(以比較快的速度來完成訓練。)
t: ok. i think you have mastered the dialog. you can practice by yourselves after class.
step 4  practice 第四步  練習(時間:10分鐘)
1. t: we have learnt many countries’ population. but how to express the numbers? first let’s look at the blackboard.
  (板書)
218   5 366    306
(教師由以前學的百、千位引入百萬、十億。教師可以先提問后進生，讓這些學生有成就感以提高他們的興趣。)
s1: two hundred and eighteen
s2: five thousand three hundred and sixty-six
s3: three hundred and six
(教師總結一下如何讀百位、千位，指出特別易出錯點和個別學生表達的錯誤。)
t: now, look at these numbers. can you read these numbers?
(板書)
736 547   8 736  062    9 839 800
  (教師先講述三位一劃分原則，再讓學生運用。給學生討論時間，然后提問學生。)
  s4: 736 547 seven hundred and thirty-six thousand, five hundred and forty-seven
  (可以先提問較好的學生，總結一下。教師必須說明and，—，thousand放的位置，以及注意量詞在這不加“s”的形式，讓學生在自己思考時有注意的地方。)
  t: now, i will ask the other students to read the two numbers.
  s2: 8 736 062 eight million, seven hundred and thirty-six thousand and sixty-two