warming up and reading
汕頭市六都中學(xué) 陳秀君
1.Ability goals:
Enable the Ss.to describe cloning:
What is the advantages of cloning?
What is the problems or dangers of cloning?
What is your opinion of cloning?
2.Learning ability goals:
Help the Ss.learn how to describe cloning.
(1)Teaching important points
How to describe cloning.
(2)Teaching difficult points.
Help the Ss. analyze the writing techniques of the article.
(3)Teaching methods
Skimming,task-based method and debate method
(4)Teaching aids
A recorder, a projector ,multi-media.
Teaching procedures and ways
Step 1 lead in
T:Do you know what is cloning?
Let the Ss. look at pictures:
Which ones are natural clones and which ones are man-made.
Explain how they differ.
Step2 pre-reading
What benefits can humans gain from cloning？
What problems may arise when humans are cloned？
Step 3 reading
skimmimg
What’s the text mainly about?
scanning
para 1
How do gardeners clone plants?
Main idea:
Para 2
What two major uses do cloning have?
How many femal sheep participate in the cloning of a new sheep.
Main idea:
Para3
What problems do Dolly have?
Main idea:
Para4
What the effect of Dolly?
Main idea:
Para5
Main idea:
careful reading
(1)give the order of procedure.
(2)fill in the chart
Problems or dangers of cloning
Advantages of cloning
(3)discuss
What is your opinion of cloning?Give reason.
Step 4 Language points
1． Firstly ,gardeners use it all the time to produce commercial quantities of plants.
quantities of 許多，大量的。既可修飾可數(shù)名詞又可修飾不可數(shù)名詞。
拓展：a large /good/great number of+可數(shù)名詞復(fù)數(shù)
a great /good deal of+不可數(shù)名詞
a great /good many +可數(shù)名詞復(fù)數(shù)
many a +單數(shù)名詞（謂語(yǔ)用單數(shù)）
more than one +單數(shù)名詞（謂語(yǔ)用單數(shù)）
2.cloning scientists were cast down to find that Dolly’s illnesses ……
cast down ：discourge 使沮喪
be cast down:feel discourged 灰心，沮喪
詞匯：cast about/around for 到處尋找，試圖找到
cast away 拋棄，遭船難
cast aside 拋棄，丟一邊
cast off 放棄，脫掉
3.On the other hand,Dolly’s appearance raised a storm of objections and …….
objection:不贊成，反對(duì)，異議
have an objection to (doing) sth. 反對(duì)干某事
raise /voice an objection 提出反對(duì)意見
object vi. 不贊成，反對(duì)
object to sth./doing sth.反對(duì)做…
4．It suddenly opened everybody’s eyes to the possiblility…..
open one’s eyes to sth.使某人明了，對(duì)…開了眼界。
5.The fact that she seemed to develop normally……
that 引導(dǎo)同位語(yǔ)從句，說(shuō)明fact 的內(nèi)容，that不做成分。
6．Then came the disturbing news that Dolly had become seriously ill.
倒裝句型：表方位或方式的副詞或介詞短語(yǔ)，如：here,there
,now,then,up,down,in,away,off,out,in the room,on the wall等，置于句首時(shí)，句子倒裝。
將下列各句變?yōu)榈寡b句。
1． The plane flew away.
2． Thousands of Ss.waited in the lecture hall.
3． Your turn to recite the passage comes now.
Step5 summary (2m)
綜合評(píng)價(jià)意見
本課是閱讀課，在閱讀中主要采取skimming, scanning, timing reading 等閱讀方法。閱讀前的討論是圍繞即將閱讀的材料提出話題或問(wèn)題，通過(guò)討論喚起學(xué)生的背景知識(shí)和閱讀興趣，使學(xué)生對(duì)所要閱讀的材料有一定的心理準(zhǔn)備，然后帶著目的去閱讀。閱讀后的討論一是為了檢查學(xué)生對(duì)文章的理解情況，并進(jìn)行交流，讓學(xué)生充分發(fā)揮想象力。教學(xué)過(guò)程中以學(xué)生為中心，突出學(xué)生的主體作用。在課堂上，每個(gè)學(xué)生都是課堂教學(xué)的中心。討論式教學(xué)能為學(xué)生提供運(yùn)用語(yǔ)言的語(yǔ)境與機(jī)會(huì)能協(xié)助學(xué)生在語(yǔ)言實(shí)踐中把語(yǔ)言知識(shí)和技能主動(dòng)轉(zhuǎn)化為交流能力。并且學(xué)生在討論中思維活躍，發(fā)言積極。
陳秀君老師在教學(xué)過(guò)程中談笑風(fēng)生，時(shí)常與學(xué)生開展對(duì)話討論，表現(xiàn)了良好的師生關(guān)系，表現(xiàn)了她良好的教學(xué)組織能力和靈活機(jī)智。
本課主要亮點(diǎn)：執(zhí)教者能結(jié)合新課標(biāo)理念、結(jié)合高考要求、結(jié)合學(xué)生實(shí)際水平，傳統(tǒng)教學(xué)手段和現(xiàn)代多媒體教學(xué)手段相結(jié)合，恰當(dāng)合理呈現(xiàn)本課內(nèi)容。