Book 8 Unit 2 Cloning
课文与语法填空
阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
Cloning is a way of 1 (make) an exact copy of another animal or plant. It has two major uses. One is 2 gardeners use it to produce commercial quantities of plants. The other is that it is 3 (value)for research on new plant species and for medical research on animals. 4 , the process of cloning is difficult 5 (undertake).
Many attempts to clone mammals failed. The first successful clone, Dolly the sheep, made the whole 6 (science) world follow its progress, though it had 7 problems than the normal sheep. On the other hand, Dolly's appearance raised a storm of 8 (object) and had a great impact 9 the media and public imagination. Different people have different opinions on it. However, scientists still wonder whether cloning 10 (help) or harm us and where it is leading us.
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 答案
1.making 考查非谓语动词。介词of后需接动名词作宾语。
2.that 考查名词性从句。设空处引导表语从句,从句结构和意义完整,故用that引导。 3.valuable 考查形容词。此处需用形容词作表语。
4.However 考查副词。上下文构成转折关系,故使用However。
5.to undertake 考查非谓语动词。Sth. be+adj.+to do为固定句式,用不定式的主动形式表示被动意义。
6.scientific 考查形容词。此处修饰名词world,需用形容词。
7.more 考查比较级。根据下文的than可判断答案。 8.objection(s) 考查名词。介词of后接名词作宾语。
9.on 考查介词。have a great impact on sth.意为“对……有重大影响”。 10.will help 考查动词的时态。此处表示将来意义,故使用一般将来时。
课文与短文改错
根据课文内容,对下面材料进行修改。文中共有10处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
The possibility of cloning fierce and extinct wild animals have always excited film makers. And they are not the only ones. The popularity of films such as Jurassic Park, from which a scientist clones several kinds of extinct dinosaurs, proves that ordinary people are interesting in the subject. But in the fact, we are a long way from able to clone extinct animals. From time to time people suggest that extinct animal like dinosaurs, can possibly be brought back to the life through cloning. Unfortunate, with what we know now, this is either possible or unsuitable. So the chance of dinosaurs ever return to the earth is merely a dream. 答案
The possibility of cloning fierce and extinct wild animals ①has always excited film makers. And they are not the only ones. The popularity of films such as Jurassic Park, ②
fromin
have
which a scientist clones several kinds of extinct dinosaurs, proves that ordinary people are ③
interestinginterested
in the subject. But in
④the fact, we are a long way from ⑤∧being able to clone extinct animals. From time to time people suggest that extinct ⑥animals like dinosaurs, can possibly be brought back to ⑦the life animal
Unfortunate
possible
through cloning. ⑧Unfortunately, with what we know now, this is either ⑨impossible or unsuitable. So the chance of dinosaurs ever ⑩returning to the earth is merely a dream. ①句子的主语为possibility,故谓语动词需用单数形式。
②此处考查“介词+which”引导的定语从句。表示“在电影中”应使用介词in。 ③此处考查be interested in,意为“对……感兴趣”。 ④in fact实际上,为固定短语。
⑤from为介词,后接形容词需先加being。 ⑥此处用名词复数表泛指。
⑦此处考查固定搭配bring sth. back to life。
⑧副词放在句首可修饰整个句子,故将Unfortunate改为Unfortunately。 ⑨根据上文的Unfortunately和后面的unsuitable可知答案。 ⑩此处作介词of的宾语,需用动名词。
话题知识与写作 Ⅰ.根据提示翻译下列句子。
1.据我所知,人们对于克隆技术尤其是在克隆人方面分歧相当大。(differ)
2.一些人支持它的发展,他们认为这项技术一定会有利于医学的发展。(in favour of;be bound to)
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新攻略高考英语课标人教总复习练习：Boo nit Cloning单元提升 含解析
