Unit 2 Cloning

2. how many female sheep participate in the cloning of a new sheep?para 3:    fill in the blankspara 4:    guess the meaning of the word “controversial”para 5:    true of false 2.language points 1. identical adj. ①完全相同的 (常與with / to連用)   ②同一的, 同樣的eg. these two designs are almost identical. 2. straightforward adj.簡單的, 易懂的, 直接了當的; 正直的, 坦率的eg. the question is quite straightforward; why can’t you answer it? at least he was quite straightforward about it, you can’t say he was trying to deceive you.他起碼在那件事上是相當坦率的，你不能說他試圖欺騙你。3. undertake vt.實施，從事，著手做，承擔, 擔任, 許諾, 保證，采取undertake sth 承擔某事undertake to do sth 許諾做某事/ 同意做某事undertake that …保證…undertaking  ( n ) 用單數/任務/事業/保證4. cast down：feeling unhappy and depressed使沮喪, 低沉， 使下降, 推翻be cast down = feel discouraged he was much cast down by the failure of the experiment.don’t be so cast down. just keep up your spirits5.  be appropriate t be suitable for a particular person, condition, occasion or place; fitting適合于…的，與…相稱的用與你的題目相稱的體裁寫。write in a style appropriate to your subject.普通鞋不適于下稻田。ordinary shoes are  not appropriate to paddy fields.6. a storm of: sudden violent outbrust or display of strong feeling 常指感情猛烈爆發或強烈表現a storm of tears淚如雨下a storm of protest /applause /cheers/ abuse /criticism /bullets /arrows一陣猛烈的抗議/暴風雨般的掌聲/暴風雨般的歡呼聲/辱罵/評擊/彈雨/箭雨storm in a teacup小題大作，茶杯里的暴風雨take by storm襲取；突然攻奪；博取（觀眾的）歡心7.  have /make a strong/ great impact on…對…有/產生巨大影響這本書對其讀者產生了極大的影響。this book made a great impact on its readers.這場反對吸煙的運動對年輕人有極大的影響.the anti-smoking campaign has had quite an impact on young people.8.  accumulate vt. /vi. : to gather or pile收/堆集，積聚/累, 堆積    強調“經過一段比較長的時間由少積多的積累”，使用范圍較廣，似乎凡是數量方面的增長都可以表示。the company has accumulated great wealth within a few years. step v read again do some exercises to check how well they grasp this partif time permits,ask the students to have a heated debate over whether huamn cloning should be allowed.step ⅵ consolidationask the students to fill in the blanks correctlyhomework read the passage again and find out all the noun clauses in the text.write a short passage according to the following topic.should human cloning be allowed?3.  retell the procedure of the dolly the sheep.