仁愛版初三英語上冊全冊教案4

connect to click on that, and a box will appear on your screen.
click on
topic 2  when was it invented?
張秋紅  中學英語一級
section a
the main activities are 1a and 2a. 本課重點活動是1a和2a。
ⅰ. teaching aims and demands 教學目標
1. learn some new words:
metal, toothbrush, ink, recorder
2. learn some useful sentences:
  —what’s it made of/from?
—it’s made of/from…
3. learn the simple past passive voice:
(1)—when was it developed?
—around 1998.
(2)—where was it developed?
—it was developed in korea.
4. learn how to express hopes and wishes:
(1) i wish i could go into space some day.
(2) i hope your dream will come true.
5. talk about new technology and inventions.
ⅱ. teaching aids 教具
火箭模型/牙刷/墨水/紙/錄音機/小黑板/mp3/各種發明的圖片/魔盒
ⅲ. five-finger teaching plan 五指教學方案
step 1  review 第一步  復習(時間:6分鐘)
師生對話，讓學生盡量用被動語態敘述計算機的作用，引出生詞rocket并導入新課。
t: boys and girls, we’ve learned about the importance of computers. can you tell me something about them?
s1: computers are used by doctors to find diseases easily.
s2: robots are controlled by computers to do dangerous work.
s3: in business, computers are used to place and cancel orders.
s4: spaceships are mainly controlled by computers.
t: well done! but do you know how the spaceships are sent up from the ground into the space?
s4: they are sent up by rockets. (幫助學生回答。)
(出示火箭模型，板書并幫助學生理解rocket。)
rocket
t: look! this is a model rocket. what’s it made of? what’s it used for? let’s come to 1a and talk about it.
step 2  presentation 第二步  呈現(時間:13分鐘)
用具體實物設置情景，師生對話，學習生詞和新句型。找出關鍵詞句和目標語言，為交際積累材料。
1. (師生對話，用實物引出生詞，學習新句型。)
t: (讓學生摸一摸火箭模型) what’s it made of?
s1: it’s made of “金屬”.
t: yes, it’s made of metal.
(板書句型及生詞，并讓學生掌握。)
metal
what’s it made of?
it’s made of metal.
t: do you know what a rocket is used for?
ss: it’s used for sending spaceships into space.
t: yes, it’s used for sending spaceships or satellites into space.
(板書句型并要求學生掌握，幫助學生理解satellite。)
satellite
what a rocket is used for?
it’s used for sending satellites/spaceships into space.
(摸出牙刷。)
t: how do you say this in english, s2?
s2: sorry, i don’t know.
t: ok, it is a toothbrush.
(板書toothbrush，領讀并要求學生掌握。)
toothbrush  
t: (作刷牙的動作。) it’s used for brushing teeth. what’s it made of, s2?