仁愛版初三英語上冊全冊教案2

deaf
hearing loss
(教師展示圖片四。)
t: (指著圖片。) they are working in the sawmill. and it also makes loud noise. it may disturb the people nearby. they can’t sleep well.
(板書并解釋，要求學生了解sawmill；理解nearby。)
sawmill
nearby
t: so noise pollution is harmful to humans’ health. right?
ss: yes.
3. (播放1a錄音，學生跟讀并找出文中涉及的幾種噪音污染。)
  t: ok. let’s listen to the passage in 1a. try to find out how many kinds of noise pollution are mentioned in the passage and what they are.
  (小黑板出示答案，師生共同核對。)
5種噪音污染：
①noise from a printing factory
②noise from airports
③noise caused by loud pop music
④a loud noise made in public
⑤noise produced by cars and machines
  (核對答案后，繼續呈現生詞。)
t: what are the bad effects caused by noise pollution?
(板書，解釋并要求學生理解。)
effect
ss: it makes people sick or deaf.
t: are there any countries trying to solve the environmental problems, including noise pollution?
ss: yes, there are.
(板書，解釋并要求學生了解。)
including
4. (呈現1a，學生找出疑難點，教師解釋。)
  (板書要點并要求學生掌握。)
no better than
step 3  consolidation 第三步  鞏固(時間:10分鐘)
繼續鞏固1a，完成1b與1c，利用關鍵詞進行復述，提高學生的口語表達能力。
1. (根據課文內容，完成1b。)
t: ok. read 1a again and finish 1b by yourselves.
(板書并要求學生掌握rubbish；理解title。核對答案。)
rubbish, title
2. (讓學生兩人一組讀課文，討論1c的四個句子分別描述的是課文中的哪一段。)
t: read the passage again, and look at the four sentences in 1c. s1, please read the four sentences.
s1: …
t: which paragraphs should they belong to?
(核對答案，讓學生回答這樣選擇的理由。完成1c。)
3. (要求學生利用小黑板上的關鍵詞復述1a。)
t: retell the passage with the key words given. three minutes for preparation.
a. noise
b. go deaf
c. print/living near airports/no better than/in public/cars and machines
d. uncomfortable and unpleasant
e. trying to solve
  (抽查幾名同學，檢測復述情況。教師作點評。)
step 4  practice 第四步  練習(時間:10分鐘)
將1a中與噪音污染有關的內容，與現實結合，引導學生列舉噪音污染的各種來源，并提出處理意見。
1. (教師用課文中的噪音污染來啟發學生找出身邊的噪音污染。)
t: we have learnt noise is a kind of pollution. what cause noise pollution around us?
(讓學生分組討論，教師引導學生說出身邊的噪音污染。)
s1: the students in the next room are knocking on the desk.
s2: some students are talking loudly in the classroom.
s3: someone is typing the keyboard strongly.
s4: some people answer the telephone call aloud.