江西省吉安市井冈山大学附中高中英语《Unit2 Cloning 》导学案（二）新人教版选修8.doc

江西省吉安市井冈山大学附中高中英语 新人教版选修八unit2 cloning 导学案（二）一、导案1_得到好结果；取得成功；偿清 2_ 沮丧；不愉快3_ 反对 4_ 赞成；支持5_ 把归功于 6_ 一定或注定(做)7_ 使刻骨铭心 8_ 不时；偶尔9_ 使复生；使复活 10_白费力气；枉费心机11_ 状况很好/坏；情况很好/坏二、课内探究学案探究一、get the ss to look at the pictures and the title of the reading passage and predict the content and then lead into the new lesson.探究二、fast reading1. read the passage quickly and decide the following statements about cloning true or false, using skimming and scanning skills. 1) cloning means making a copy of an animal or a plant. ( )2) gardeners can make a lot of money by cloning plants. ( )3) cloning animals is as complicated as cloning plants. ( )4) dolly the sheep was the first successful clone of a mammal. ( )5) natural clones happen in animals as well as in plants. ( )2. then guide the students to conclude the main idea of each parts or they can match the topics with each paragraph:探究三、careful reading 1. read the passage carefully and choose the best answer for each question.1). the main idea of the passage is_ a. animal cloning is very valuable and can benefit the world. b. animal cloning could be misused by bad people so it must be forbidden. c. animal cloning is well developed because dolly the sheep was born. d. animal cloning raised arguments and scientists are not sure about its future.2). which of the following statements about cloning is not true according to the passage? a. cloning is something that has been developed quite recently. b. twins that look exactly the same are originally from the same egg. c. cloning is used by researchers to develop new plants. d. animal cloning is much more difficult than plant cloning. 3). the cloning of dolly the sheep succeeded because_ a. its easier to clone a sheep than other animals. b. the scientists were determined and worked hard with patience. c. the scientists were rewarded and got lots of money. d many other attempts to clone mammals failed.4). it can be inferred from the passage that a cloned animal_ a. usually lives as long as the original one. b. usually lives longer than the original one. c. usually dies earlier than the original one. d. is usually as healthy as the original one.5). which of the following is wrong?_ a. cloned people would live forever. b. cloned people may be killed at will for medical. c. a woman would have difficulty recognizing her real husband. d. men will die out because a woman can give birth to a baby without a husband.三、练案1. fill in the blanks with the information from the passage.problems of dangers of cloningadvantages of cloning1. animals may _ _ _ of older animals.5.medical cloning could _ _ for serious degenerative(变质的) _in humans.2. animal clones may _ _ than the doctor animals.6. cloning plants can _ _ of similar _ _ _.3._ _ may want to clone themselves.7. cloning plants can be _ for research on _ _ _.4. there are _ _ to cloning human beings.8. clon