Ⅱ.拓展词汇

　　1．retire vi.退休；离开→retirement n．退休；退职

　　2．assumption n．假定；设想→assume v．假定；设想

　　3．resist vt.抵抗；对抗；耐得住→resistance n．抵抗；对抗→resistant adj.抵抗的；对抗的

　　4．merely adv.仅；只；不过→mere adj.仅仅的；纯粹的

　　5．decoration n．装饰→decorate vt.装饰

　　6．reasonable adj.合情理的；讲道理的；公道的→reason n．理由；道理

　　[巧记单词]

例词 规律 派

生

词 merely adj.＋­ly→adv. retirement v.＋­ment→n. reasonable n.＋­able→adj. 　　Ⅲ.补全短语

　　1．(be) bound to (do) ...　一定或注定(做)......

　　2．strike ...into one's heart 使......刻骨铭心

　　3．from time to time 不时；偶尔

　　4．bring back to life 使复生；使复活

　　5．in vain 白费力气；枉费心机

　　6．(be) in good/poor condition 状况良好/不好

　　7．shortly after ... 在......之后不久

　　8．experiment with ... 用......做实验

　　1．[教材原句]Did she die young because she was a clone?

　　她死的早是因为她是克隆羊吗？

　　[句型点拨]形容词作状语，表示谓语动词发生时主语的状态。

　　[佳句赏析]To everyone's surprise, the missing child came back safe and sound.

　　令所有人吃惊的是，失踪的孩子安然无恙地回来了。

　　2．[教材原句]Diversity in a group means having animals with their genes arranged in different ways.

　　群体的多样性是指这群动物的基因要以不同的方式排列。

　　[句型点拨]with复合结构在句中作定语，该结构也常用作状语。

　　[佳句赏析]The child with only a shirt on was trembling with cold.

　　只穿着一件衬衫的那个孩子冻得直发抖。

　　3．[教材原句]The advantage is that if there is a new illness some of these animals may die, but others will survive and pass on the ability to resist that disease to the next generation.

　　其优点，是如果发生某种新的疾病，这类动物中的一些可能会死掉，但是另外一些却能存活下来，并且把这种免疫力传给下一代。

　　[句型点拨]The advantage is that ..."优势是......"，that在此处引导表语从句。

　　[佳句赏析]The drawback of the popularity of cars is that it brings about so much air pollution.

　　汽车普及的缺点是它带来了严重的空气污染。

　　THE RETURN OF THE DINOSAURS?

The possibility of cloning fierce and extinct wild animals has always excited film makers. And they are not the only ones! The popularity of films such as Jurassic Park, in which a scientist clones several kinds of extinct dinosaurs, proves how the idea struck a mixture of fear and excitement into people's hearts. But in fact we are a long way from being able to clone extinct animals. Scientists are still experimenting with cloning mammals. This is because the cloning of