新人教版选修八-Unit-2-Cloning-Language-Points.ppt

Unit 2 Cloning 1.重点单词 2.词汇拓展 3.重点词组 4.巩固练习 I.重点词汇及拓展 8.all together与altogether ①全部: all together=altogether There were altogether/ all together 40 students in the class. ② all together一道,一起They came all together. altogether ①全部，总共 How much will it be altogether? ②总之 Altogether, our achievements are great. ③完全地(completely) He’s not altogether sure what to do.(部分否定) Para.1 1.Cloning has been with us and is here to stay. 2.make an exact copy of...精确复制… 3.take cuttings from...从...上剪下枝条 4.twins identical in sex and appearance Para.2 1.be valuable for.. 2. Plant species 3.make /conduct research on/into....研究... 4.Cloning plants is straightforward while cloning animals is very complicated. 5.Many attempts to clone mammals failed.But the determination and patience paid off with a breakthrough. Para.3 1.follow the process of....2.develop normally 3.Become seriously ill 4.cloning scientists 5.be more appropriate to...更适宜于.... 6.half the length of the life 一半的寿命 7.The question that concerned the scientist were solved if corrections were made in their research procedure. 8.cloned mice/animals Para.4/5 1.Dolly`s appearance raised a storm of objections 2.at present目前,现在 3.Although at present human egg cells and embryos needed for cloning research are difficult to obtain. 4.write of .... 5.attain one`s ambitions 实现雄心壮志 6.raise moral questions 7.forbid research into... 8.medical aid 即时练习： 完成下列句子 (1) The school ______ ___ _______ __ ______ (禁止学生吸烟). (2) He is forbidden to _____ ___ _____ (进入这个房间). to room smoke forbids the students enter the 6. accumulate vt. Some countries such as China and the UK continued to accumulate evidence of the abundant medical aid that cloning could provide. 有些国家比如中国和英国继续收集克隆能提供丰富的医疗帮助的证据。 He accumulated fortune by hard work. 他因努力工作而积蓄了一笔财富。 The purpose of education is not just accumulating information. 教育的目的不仅仅是积累知识。 vi. Dust a