【正文】 words 2. Teaching Objectives1) to grasp reading skills introduced in section B。 2) to grasp the meanings and usage of new words。3. Teaching Focus1) reading skills: how to identify the writer’s purpose。2) usage of new words4. Teaching Methods1). Interactive Teaching 2).Communicative Teaching5. Teaching Aids Teaching notes prepared by the teacher6. Time Allotment:1) Postreading Tasks a) Revision (10’) b) Themerelated Activity (30’) c) New words in section B (38’) 2) Preview the next unit (2’) a) Do the prereading task. b) Preview Text A.7. Assignment:1) The main idea and structure of Text A.2) Do aftertext exercises.8. ProcedureStep 1 Revision : review the main idea of section A and writing skills Step 2 IntroductionStep 3 ExplanationReading skillsIdentifying the Writer’s Purpose (Ⅱ) In the last unit we can see paragraph information often appears in patterns that can be recognized or analyzed. Paragraph ideas and information are put together so that we can see them related to each other in certain patterns. This kind of skills is important for us to get a better understanding of the passage we read but also it is curial for us to make sensible or reasonable predictions as to what is to follow next. In this unit we would have more practice recognizing and analyzing paragraph patterns, especially the patterns that we did not cover in our last unit.New words 1. oral a. spoken。 not written。 口頭的. it is an oral history, passed on form generation to generation.這是一部口述歷史， 是一代一代傳下來的。2．Minus prep. 1. below zero 零下 2．Made less by 減. minus two degree 零下2 度。Six minus two is four. 6 減2 等于4 a. 零下的 n. the minus sign 減號(hào)3. Organic a. produced without the use of chemical fertilizers. 施用有機(jī)肥料的. organic fruit 使用有機(jī)肥料的水果。 Organically ad. 4. .stale a. 1. no longer interesting or exciting because of having been heard, done, etc. 過時(shí)的. stale news 過時(shí)的新聞。 2．No longer fresh and often testing or smiling unpleasant 不新鮮的. stale bread. 不新鮮的面包，5. depression n. 1. the state of being depressed. 沮喪 意氣消沉。. he is suffering from depression 他意氣消沉。2 a period in which there is very little business activity and not many jobs. 蕭條期 the depression of the 1930’s.6. tolerate v. sb. or sth .without plaining。 put up with 忍耐 A true friend is one who overlooks your failures and tolerates your 。 sth, that one does not like or agree with to happen or continue 容忍 The school cannot tolerate cheating on exams.學(xué)校不容許考試作弊。 v. a place into several parts 把……分隔開 He sawed a log into pieces. 他把木頭鋸成幾條。 sth. with a tool that has a long blade with sharp teeth on one of its edges鋸，鋸開 cut wood with a saw 用鋸鋸木材。8. resort v. (to)use (sth) for help, because one cannot find any other way of acting 求助，采用 He resorted to walking to and from work after his bike was stolen. 自行車被盜后他就步行上下班。9．postage n. [U] the money that one pays for sending letters and parcels through the post 郵資，郵費(fèi) How much is the postage for an airmail letter to Canada? 寄往加拿大的航空信要多少錢？10．slap v. with the flat part of the hand 用巴掌，拍打 2．Move against (a surface) with a sound like a slap 啪啪地撞擊 He slapped the book down on the table. 他啪的一聲把書扔在桌子上。n. [C] a quick hit with the flat part of the ，掌擊 She was so angry that she slapped him across the face. 她氣得打了他一個(gè)耳光。New Expressions1strike out make an independent effort 獨(dú)立闖新路，獨(dú)立開創(chuàng)。 After working for the his father for several years, he decided to strike out on his own. over fight or argue about 因……打仗，為……而爭(zhēng)吵 Both sides warred over the book ownership. 雙方因?yàn)檫@本書的歸屬打了起來。 from﹍to﹍ vary from﹍to﹍ 從……到……范圍或幅度內(nèi)變動(dòng)或變化。 The runners ranged in age from 21 to 70. 跑步者年齡從21歲到70歲不等。 from have its or one’s origin in (usu. sth.) 源于，從……產(chǎn)生出來 He is sprung from the mon family. apart cause serious arguments in an organization, group, etc.使……分裂 The country has been torn apart by war. 那個(gè)國(guó)家因戰(zhàn)爭(zhēng)而分裂。6．resort to make use of (sth. or doing sth., often sth .unpleasant or unpopular)to gain an advantage, often when everything else has failed 憑借，求助，訴諸 If other means fail , they will resort to force. 如果其他手段失敗，他們將訴諸武力。Step 4 Consolidation1) Vocabulary 《讀寫教程IV》: Ex. XVIII, p. 1412) Comprehension of the Text 《讀寫教程IV》: Ex. XVI, Step 5 AssignmentMemorize the words and expressions of section B