1、Unit 2 CloningPeriod 6 Summing Up，Learning Tip and Assessment整体设计教学内容分析This is the last teaching period of this unit，so the emphasis should be placed on going over and summarizing what has been learned in this unit.It includes the following parts：Summing Up，Learning Tip ，Checking Yourself and some o
2、ther consolidation exercises.Summing Up summarizes the whole unit from the aspects of content，words，expressions and structures.The teacher can first use this part to let students sum up what they have learned in this unit and then let them find out what they cant understand very well.Learning Tip gi
3、ves students instructions on listening to native speakers.It is very important for English learners，because listening to native speakers can improve the learners accent and correct mistakes in their grammar.Checking Yourself on Page 61 in the Workbook aims at encouraging students to make a selfasses
4、sment after they finish learning this unit.It is very important to improve their learning.Of course，a testing assessment is also needed.In this period， the teacher can also provide more practice to consolidate what students have learned in this unit.三维目标设计Knowledge and skills1To get students to mast
5、er all the useful new words and expressions in this unit.2To have students understand the grammar item “the appositive” better，and enable them to use the sentence patterns correctly.3To develop the students ability to use the important language points in this unit.Process and methodsDesign some addi
6、tional exercises for students to do in order that they can learn to use and grasp all the contents.Emotion，attitude and value1To encourage students to learn more about cloning.2To inspire the students to develop their sense of science and sense of morals by discussing the issue of cloning.教学重点、难点Usi
7、ng what they have learned in this unit to solve real problems.教学过程Step 1 Revision1Check the homework exercises.2Dictate some useful new words and expressions in this unit.Step 2 LeadinAsk the students to turn to Page 18.Think about what they have learned in this unit and tick the boxes to see how we
8、ll and how much they have learned them.Step 3 Summing upFive minutes for the students to summarize what they have learned in this unit by themselves.Then check and explain something where necessary.Suggested answers：Summing up Content I enjoyed learning about some information about cloning，including
9、 natural clones，manmade clones，the history of clones and the chance of cloning extinct animals such as dinosaurs.Id like to know more about controversy_about_cloning.Words and expressions I found these words useful：compulsory，owe，retire，differ，straightforward，undertake，altogether，object，obtain _forb
10、id，bother，strike ，vain ，resistI found these expressions useful：pay_off，cast_down，in_favor _of，be_bound_to _do_sth.，from_time_to_time，bring_sb./sth.back_to _life，in_vain ，in_good/poor_conditionStructuresI have learned about the appositive（words，phrases and clauses）Some examples：But at last the determ
11、ination and patience of the scientists paid off in 1996 with a breakthroughthe_cloning_of_Dolly_the_sheep.Altogether Dolly lived six and a half years，half _the_length_of_the_life_of_the_original_sheep.The fact that she seemed to develop normally was very encouraging.Then came the disturbing news tha
12、t Dolly had become seriously ill.Step 4 PracticeShow the exercises on the screen or give out exercise papers.句型转换1He ordered that the work should be started at once.He _ _ _ that the work should be started at once.2The bad news made everyone in the classroom discouraged.The bad news _ _ everyone in
13、the classroom.3Tom and Peter are identical in appearance.Tom and Peter _ _ _ _ _ each other.4Most of the people in the company dont agree with her business plan.Most of the people in the company _ _ her business plan.5He said clearly that he will not give in.He _ _ clear that he will not give in.短文填
14、空阅读文章，掌握大意，按所给的首字母填出所缺的单词。Reproductive cloning is intended to produce a c_1_of an existing a_2_ or a plant.Reproductive cloning of animal is a_3_ for technology and farming as well as for cloning e_4_ animals.But reproductive cloning of human beings is specifically f_5_ by law in most c_6_.Therapeut
15、ic（治疗的） cloning is to produce a health copy of a s_7_ persons tissue or organ for transplant in order to save the lives of those who would d_8_ without it.This t_9_ would be many times better than r_10_ on organ transplants from other people.The tissue or organ would have the sick persons original D
16、NA.翻译句子1想到她孤零零地待在那所大房子里我便坐立不安。_ to think of her alone in that big house.2你下了这么大工夫，考试绝对没问题。Youve done so much workyou _ pass the exam.3听说考试不及格，乔治很沮丧。Since he heard of his failure in the examination，George has been very _.4农场新鲜的空气治好了他的头痛。The fresh air on the farm _ him _ his headache.5他据理力争支持罢工。He arg
17、ued _ the strike.Suggested answers：1gave an order 2cast down 3look exactly the same as 4object to 5made it1copy 2animal 3allowed 4endangered 5forbidden 6countries 7sick8die 9technique 10relying1It bothers me 2are bound to 3cast down 4cured；of 5in favour ofStep 5 Learning tipAsk the students to turn
18、to Page 18.Read through the passage and make sure they understand it.Encourage them to do as the passage tells because if they are doing so they will improve their accent and obtain a lot of information，which is of great help to their English learning.Step 6 AssessmentChecking Yourself（on Page 61 in
19、 the Workbook）First get the students to think about these questions individually.Then they can discuss in groups sharing each others experience.The teacher can join in and give them advice and suggestions where necessary.Testing assessment.Multiple choice1What do you think his proposal _ we _ a play
20、 at the English party?Awhat；put up Bthat；put on Cwhich；put up Dthat；put off2I want to _ a question to the chairman but in a moment I lost my nerve.Aask Breply Crise Draise3Most people are _ bringing down house prices because they are too high for them.Ain favour of Bin honour of Cin search of Din ch
21、arge of4If you _ this task，you must be ready to suffer from hardship.Aapply Bexperience Cundertake Dcommand5I really appreciate that your help is of great _.Auseful Bvalue Cimportant Dworth6Sheep can provide us _ wool，_ is known to us all.Afor；that Bfor；which Cwith；which Dwith；that7Can you imagine w
22、hat problem may _ when human beings are cloned?Araise Bcause Carise Dlead8She is too fat ，but she cant _ sweets.Aremove Bresist Creject Dobject9It is widely accepted that animals learn to do things because their certain acts lead to _.Arewards Bprize Cawards Dresults10_ is known to us all that Londo
23、n will host the 2012 Olympic Games.AWhich BThis CThat DIt11He made a promise _ he would help me.Athat Bwhich Cwhether Dwhy12It will not be _ we can meet again.Along before Bbefore longCsoon after Dshortly after13Children can _ a lot _ this new kind of school system.Abenefit；from Bbenefit；with Cchang
24、e；from Dlose；from14The postal service announced on Tuesday it has made a significant _ in getting machines to read handwriting.Aprogress Bbreakthrough Cimpression Ddifference15The news has _ people all over the country _ the spaceship succeeded in returning to the earth.Ainspired；which Binspiring；th
25、atCinspired；that Dinspiring；whichWriting日前，央视和一些地方电视台开始在节目中屏蔽外文缩略词，例如“NBA”、 “F1”等，取而代之的是“美国职业篮球联赛”、 “一级方程式赛车锦标赛 ”等中文全称。此外， “GDP”、“WTO”、 “CPI”等词也进入避用范围。此举在社会上引起了热议，支持者和反对者各执其理。对此你有什么看法？请用英语写一篇 120150 词的短文，发表自己的观点。参考词汇：英文缩略词 English abbreviations_Suggested answers：15 BDACB 610 CCBAD 1115 AAABCRecently
26、 CCTV and some local TV stations have stopped using English abbreviations in their programs，such as “NBA”， “F1” and so on.These words must be replaced by the Chinese full names.Different people have different opinions about the practice.Some people think it is a proper measure，because it can keep ou
27、r Chinese language pure.Besides，Chinese full names are easier to be understood by ordinary people，especially the illiterate ones.But some other people are against the practice.They think that some English abbreviations，such as “NBA”， “GDP”， “WTO” and so on are popular all over the world and they are
28、 easier to speak and write.In my opinion，language is mainly a convention.Now that most people are using these terms in our daily life，it proves that they are practical and dynamic.We should respect social customs，rather than remove them by enforcement.Step 7 Homework1Finish off the Workbook exercises.2Review and summarize what you have learned in Unit 2.Step 8 Reflection after teaching_
