拓展模块Unit12学案(5)

拓展模块Unit 11 Supplementary ReadingDarwin at His Early Age 学案（5）主备：李荣荣研备：英语教研组【教师寄语】：What this era lacks is not the person who is perfect but the person who is with virtue, justice, courage and compassion.（这个时代缺的不是完美的人，缺的是从自己心底里给出的，真心，正义，无畏和同情。

）【Learning aims】学习目标1)Further understand the regulation of word formation,master much more vocabulary: care for, mix with, to see sth in sb, take pleasure in doing,naughty. shooting, ironic, spark, enthusiasm, exploration, foundation, mineral and so on2)Know more about of Darwin.【Learning Important Points】学习重点the new words and expressions .understand how to mark a book,【Learning Difficult Points】学习难点Develop their skills of reading and understanding【Learning Mathod Guide】学法指导—reading to get a general idea of the text2 .Intensive reading to get more details about the text,pair or group work to make every student take an active part in the activities学习过程：【Warming up】课前热身I.重点单词【Lead in】导入Where was Darwin bornWhat was he famous forDo you know anything more about him【Thinking】思Read the text quickly and translate the phrases.Answer the following questions.1. What kind of a boy was Darwin at his early age_______________________________________________________________________________ 2. What made Darwin become interested in natural science_______________________________________________________________________________ 3. What further encouraged darwin's interest in science_______________________________________________________________________________ 4. Was Darwin interested in medicine at college（_______________________________________________________________________________ 5. What helped Darwin lay a solid foundation for his later achievemen_______________________________________________________________________________【Show Time】展his book, Darwin ___________himself ______having been a rather "naughty" child.在他的书里，达尔文描述自己曾经是一个“很不听话”的孩子。

describe sth /sb as…“把……描述成”，又如：They ___________the young man________ a hero. 他们把这位年轻人描述成一位英雄。

having been a rather "naughty" child.是V-ing形式的完成式，作介词as的宾语。

又如：I am sorry for having wasted so much time. 我感到很懊悔，过去浪费了太多的时光。

He was punished for______________________. 他因杀死了那只狗而受到处罚。

…, Charles Darwin was a lazy young man, and a slow learner at school.具有讽刺意义的是，达尔文是个懒惰的青年，学习也较笨。

Ironic as it may seem 是个让步状语从句，意义是“虽然……”，它的结构是“形容词/名词/动词(原形)+as+主语+动词”，又如：_______________________________________,it was finished in time.尽管这次化学作业很难，还是及时完成了。

_____________________________,Toom could not get out of the difficulty.虽然汤姆努力了，但他还是不能克服这个困难。

在该结构中，如果从句的表语是名词，其名词前不加任何冠词。

例如：Child as he was,he had to make a living. 尽管他还是个孩子，他也得自己谋生。

was a rather shy student but he did _____________________________________________________ his athletic skills to other schoolmates.￥他是一个相当腼腆的学生，但他却非常喜欢在同学面前炫耀自己的体育才能。

句中的take(a)pleasure in doing sth 意思是“喜欢做……”、“以……为乐”，又如：He ______________________________teaching his little sister. 他以教他小妹妹学习为乐趣。

He seems to _______________________doing such things. 他好像喜欢做这样的事。

I _________________________________such things. 我不愿意做这样的事。

show off“炫耀(自己的能力、智慧、财富等)”、“吸引大家注意某人(某物)”，又如：The child danced round the room,______________ himself ___________to everyone.这孩子在屋里蹦蹦跳跳的，以在众人面前炫耀。

She was_______________,her husband ___________at the party last night.在昨天晚上的晚会上，她一直在炫耀她的丈夫。

>'s mother taught him how to change the color of flowers by giving them water__________________ ___________________.达尔文的母亲教他如何用掺着食品着色剂的水改变花的颜色。

本句中的mixed with food coloring是过去分词短语作定语，修饰water.mix…with…意思是“把………与……混合起来”，又如：They _____________the caster oil __________water. 他们把蓖麻油和水混合起来。

Would you ________this kind of chemical _________the one I gave you你会把这种化学物质与我给你的那种混合在一起吗a young boy he delighted in collecting minerals, insects, stamps and other things.他小时候，就对收集矿石标本、昆虫标本、邮票和其它东西等都有着浓厚的兴趣。

as在此句中是连词，相当于when.(As a yong boy=When he was still a young boy)又如：*_______a young man,he joined the army. 他年轻的时候就参军了。

_______a child,he lived in the countryside. 当他还小的时候，他住在农村。

另外as也常用作介词，意为“作为……”，例如：_______a good student,you should help him at once. 作为一个好学生你应马上帮助他。

did not, however, put much study into these objects, but collected them_______________________________________________________it.然而达尔文对这些东西并未认真研究，而只是出于兴趣而收集它们。

for the mere pleasure of…“仅仅是为了对……的兴趣”，又如：He collected many kinds of coins ________________________________it.仅仅是出于兴趣，他收集了很多种硬币。

____________________________________,I read one story every day.`只是出于阅读的兴趣，我每天读一个故事。