牛津译林版高中英语必修五unit2theenvironment教学参考

牛津译林版高中英语必修五unit2theenvironment教学参考内容摘要：

e floor for discussion at the 上自由讨论。 floor n．发言权  have/get the floor取得发言权take the floor发言ask for floor要求发言权 He got the floor at the 发言了。 The teacher took the floor after she finished her speech. 在她做完演讲之后老师发言。 【教师备课资源】 open the mind 开阔思想 open one39。 s heart 把心里的话说出来 open one39。 s eyes 长见识；开眼界 When a discussion is under way， everybody is wele to have the ________ in class. A． floor B． time C． chance D． right 【解析】 考查固定短语 have the floor。 句意为 “ 当进行讨论的时候，欢迎班上每个人都发言 ”。 have the floor 在本句中意为 “ 有发言权 ”。 【答案】 A 4． large amounts of 大量的 (后常接不可数名词 ) Factories produce large amounts of harmful chemicals.(P22)工厂排放出大量有害化学物质。 Large amounts of stress can give motivate and purpose to our 提供动机和目标。 Large amounts of money were spent on the bridge last。 ① a large amount of 大量的 „„ in amount(＝ in all)总之；总计 the amount of... „„ 的数量 ② amount ，总计达；相当于 amount to ；相当于 I need a large amount of money to buy a new house. 我买新房需要一大笔钱。 Planning without any real action amounts to nothing. 只计划不行动等于什么都不做。 The total of his gains amounted to millions. 他的利润所得总额达好几百万。 【提示】 “ a number of＋复数名词 ” 意为 “ 大量的 „„” ，作主语时，句子谓语用复数形式； “ the number of＋复数名词 ” 意为 “„„ 的数量 ” ，作主语时，句子谓语用单数形式。 【教师备课资源】 “ 多 ” 的用法小结： a large number ofdozens ofscores ofquite a fewmany/a good manyhundreds ofthousands ofmillions oftens of thousands ofbillions of＋可数名词复数 mucha great deal ofa large amount oflarge amounts of ＋不可数名词 plenty ofa large quantity oflarge quantities of ＋可数名词复数或不可数名词 There is ________ water and the farmers can use it to irrigate their fields. A． a great deal B． a large number of C． a plenty of D． a large amount of 【解析】 a large amount of 后接不可数名词； a great deal后应有 of； a large number of后接可数名词复数； C 项应该是 plenty of。 【答案】 D 5． Other types of waste flow into our water， killing_river_and_sea_life.(P22)其他类型的废物则流入我们的水域，杀死了河海生物。 killing river and sea life 为现在分词短语作结果状语。 现在分词短语作结果状语，其动作常随谓语动词而产生，是一种自然结果 (前面可加 thus)，常常是可以预料的结果。 He was so angry that he threw the glass， breaking it into pieces. 他如此生气以至于把杯子摔了，结果杯子摔成了碎片。 Her husband died ten years ago， leaving her with three children to look after. 她丈夫十年前去世了，撇下她和三个需要照顾的孩子。 He fired， killing one of the passers by. 他开枪了，打死了一个路人。 Qian Xuesen， a key leader of New China39。 s nuclear， missile and space programs， passed away， ________ our country lose one of the greatest scientists. A． being made B． made C． to make D． making 【解析】 考查现在分词的用法。 此处现在分词短语作结果状语，表示自然的结果。 【答案】 D 6． result in 引起，导致 „„ ；以 „„ 为结局 This will result in a smaller number of fish left for us to eat in the future.(P22) 这将导致我们食用的鱼的数目越来越小。 The accident resulted in the death of two passengers. 这场事故造成两名乘客死亡。 His careless speech resulted in much argument. 他的过于草率的发言引来许多争议。 result from/result in result from “ 发生于 „„ ，由 „„ 引起 ” ，相当于 lie in。 result in “ 导致；带来 ” ，相当于 lead to， contribute to 和 cause。 His poor preparation resulted in the failure in examination.＝ The failure in examination resulted from his poor preparation. 考试失败是由于他准备不充分造成的。 用 result in， result from 的适当形式填空 ① His illness ________ eating bad food. ② The accident ________ the death of two passengers. ③ Hard work ________ success. ④ Success ________ hard work. 【答案】 ① resulted from ② resulted in ③ results in ④ results from 7． The world39。 s population has grown by six_times_what it was in 1800.(P22) 目前的世界人口与 1800 年相比已经增长了六倍。 句中 six times what it was in 1800 是 “ 倍数＋ what 从句 ” 构成的倍数表达法。 She eats twice what I。 The factory can produce 3 times what it did five years 三倍。 倍数的其他表达法： A＋谓语动词＋倍数＋ as＋形容词 /副词＋ as倍数＋形容词 /副词比较级＋ than倍数＋ the＋名词 size/length/height...＋ of＋ B This room is twice as large as that one. 这个房间是那个房间的两倍大。 The Yangtze River is almost twice longer than the Pearl 长。 I39。 ve paid five times the usual price for the stamp. 我出了平常价格的五倍买这枚邮票。 一句多译 这个广场是那个的两倍大。 ________________________________________________________________________ 【答案】 This square is twice as large as/larger than/the size of that one. 8． cut back on 减少；削减；缩减 It is our duty to try to cut back on production and reduce the amount of things we make and buy.(P22)我们有责任努力削减生产，减少制造和购买的东西的数量。 When dad lost his job， we had to cut back on entertainment ，我们必须减少娱乐开销。 Try to cut back on foods containing too much fat and 高的食品。 cut off 切掉；割掉；分离；隔离 (常跟 from)；中断 cut across 抄近路穿过；径直穿过 cut away 切掉；剪掉 cut down 砍倒；杀死；削减；缩短 cut in 插嘴；突然插入；超车 cut out 切掉；删掉；剪下；裁剪 cut up 切碎；使丧气；使痛心 用 cut 短语填空 ① 园丁从树上砍下一根树枝。 The gardener ________ a branch from the tree. ② 他把树砍倒，并把它劈成烧火用的小块。 He ________ the tree and cut it up for firewood. ③ 我经常从报纸上剪有用的文章。 I often ________ useful articles from newspapers. 【答案】 ① cut off ② cut down ③ cut out 9． see... as...把 „„ 看作 „„ As a business development consultant， I39。 m often seen as being against the environment.(P23)作为一名 经济发展顾问，我常常被视为是反对环保的。 He sees me as his。 Her colleagues see her as a future president. 她的同事将她视为以后的会长。 表示 “ 把 „„ 看作 „„” 的结构还有： treat...as... consider...as... regard...as... think of...as... view...as... accept...as... take...as... I decided to treat his remarks as a joke. 我决定把他的话当玩笑。 He regards me as one of his family. 他把我当成家人一样对待。 He proved himself a true gentleman and the beauty of his character was ________ its best when he worked with others. A． thought as B． looked as C． treated of as D． seen as 【解析】 考查动词短语辨析。 句意：在与别人共事时，他证明了自己是真正的绅士，同时他的人性美也得到了充分的展示。 see...as...意为 “ 把 „„ 看做 „„” ，符合题意。 A选项应为 thought of as； B 选项应为 looked on as； C 选项应为 treated as。 【答案】 D 10． responsibility n． 责任；职责 They think of greedy businessmen hiding from their responsibilities and only worrying about money.(P23) 他们会联想到贪婪的商人逃避社会责任，一味关心金钱。 Our business。