高中英语选修八第二单元M8U2 Using language.ppt

1981年:科学家进行克隆鼠实验,据称用鼠胚胎细胞培育出了正常的鼠。 1984年:第一只胚胎克隆羊诞生。 1997年2月24日:英国罗斯林研究所宣布克隆羊培育成功。科学家用取自一只6岁成年羊的乳腺细胞培育成功一只克隆羊。 1998年7月22日:科学家采用一种新克隆技术,用成年鼠的体细胞成功地培育出了第三代共50多只克隆鼠,这是人类第一次用克隆动物克隆出克隆动物。 1999年5月31日:美国夏威夷大学的科学家,利用成年体细胞克隆出第一只雄性老鼠。 2000年1月:美国科学家宣布克隆猴成功,这只恒河猴被命名“泰特拉”。 2000年3月14日:曾参与克隆小羊“多利”的英国PPL公司宣布,他们成功培育出5头克隆猪。 检查重点单词、短语的梳理。 strike 1)be struck by/on/with sb/sth 被某人(或某物)打动；迷恋某人(或某物) I was struck by her beauty. 她的美貌给我留下了深刻的印象。 2)on the strike 罢工；处于工作停顿状态的 Most of the employees were on strike. 许多雇员在罢工。 3)strike...into ones heart 使……刻骨铭心 The ghost story struck fear into the hearts of the children. 那个鬼故事使孩子们心惊肉跳。 4)It strikes me that... 我觉得……； 我的印象是…… It suddenly struck me that we ought to make a new plan. 我突然想到， 我们应该制订一个新的方案。 5)Strike while the iron is hot. 趁热打铁 He should strike while the iron is hot. 他应该趁热打铁。 1. ABBC 3. 1) FFF 2) CACB Task 1 表语；名词性。 仿写： 1. His suggestion is that we should get up early. 2. My question is when we will start tomorrow morning. 3. He came late. That is because he fell ill. 4. It seemed that he was unwilling to undertake the job. Task 2 翻译： 就我们现在所知，你不可能克隆那些已经绝种了一万年以上的动物。 分析：状语；宾语；定语。 BDD Task 3 The writer of the text_____ A. is excited by the possibility of cloning fierce and extinct animals B. believes that extinct animals can be brought back to life by cloning C. thinks it impossible or unsuitable to clone extinct animals like dinosaurs D. dreams of dinosaurs returning to the earth 2. The film Jurassic Park is popular because _____. A. people are interested in the subject of cloning B. all the actors are dinosaurs C. it was directed by a scientist who clones dinosaurs D. it proves very interesting 3. The reasons why a group of cloned animals all die of the same illness do NOT include____.