M5U2教学案(教师版).docVIP

M5U2 The Environment 学案 In this unit, you will read a debate and two articles on the environment listen to a news report and information about desertification discuss protecting the environment design a poster write a report about protecting the environment Part I Word study 1 I. Words and expressions 1. consultant n. 顾问 consult 商议, 商量 vi They consulted long, but could not decide. 及物动词 vt. 请教, 咨询; 找(医生)诊治 He consulted the workers to understand the technical process. 翻阅, 查阅 consulted a telephone directory for the number. 顾及, 考虑 consult ones checkbook before making a major purchase. 求教于；征求…的意见；找…商议 I have to consult the manager about the matter. 名词 n. consultation 2. debate nvi 辩论，争辩，争论 n. hold a debate on/about/over sth 举行一个有关…的辩论 be under debate 在争论中 The proposal under debate was put forward by our monitor. After a long debate, David was chosen capital of our school team. vi. debate with sb about sth 与某人争论某事2. flow vin 流动 vi．flow- flowed-flowed flowing 过去式与过去分词常与fly的搞混淆 fly - flew- flown flying eg. 1) The river flows into the sea. (流入) 2）Her tears flowed down the cheeks. n. the flow of the water (水的流动) *供应，源源不断的供给 eg. Cut off the flow of oil 切断油的供应 3. cut back on：reduce 减少 To save money, we should cut back on our spending. Many companies are cutting back on staff at the moment. First cut the meat into small pieces. ……切成 They cut down the big tree. 砍倒 Don’t cut in when others are talking. 插嘴 We were cut off in the middle of our telephone conversation. 切断，断绝 The flood cut the villagers off from the rest of the world. 切断，断绝 4. quantity 1.) 数目, 数量 Mathematics is the science of pure quantity. What quantity do you require? 2.) 量, 大小 A large quantity of beer was sold. There are only a small quantity of flowers left in the garden. quantities of无论修饰可数还是不可数名词、谓语动词都用复数。 Quantities of food were spread out on the table. a quantity of+可数名词复数、谓语动词用复数;+不可数名词、谓语动词用单数。即修饰可数或不可数名词均可,作主语时采取就近一致的原则,其谓语动词通常与短语中of后面的名词的数保持一致。 A large quantity