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1、学海无涯 B4 Unit 2 Working the land 语言点语言点 编稿 张桂琴 审稿 梁晓 目标认知目标认知 重点词汇重点词汇 struggle expand check enough compare provide confuse damage affect reduce method avoid every 重点短语重点短语 thanks to rid sb sth of sb sth care about would rather too much lead to build up in addition turn to focus on keep free from 重点句
2、型重点句型 so that 可以引导目的状语从句 even though have been doing as 用法小结 知识讲解知识讲解 重点词汇重点词汇 高清课堂 词汇精讲 高清课堂 词汇精讲 struggle 重点例句 Indeed his sun burnt face and arms and his slim strong body are just like those of millions of Chinese farmers for whom he has struggled for the past five decades struggle vi 扩大 增强 Metals
3、 expand when they are heated Why not try to expand your story into a novel 2 spread out 伸展 The petals of the flowers expanded in the sunshine expand vt 扩大 增强 Metals expand when they are heated Why not try to expand your story into a novel 2 spread out 伸展 The petals of the flowers expanded in the sun
4、shine 易混辨析 stretch spread extend expand 这几个词的共同意思是 扩展 1 stretch 指把有弹性的物体拉长或拉宽 2 spread 意思较为广泛 把某物体展开 铺平 把许多物体铺撒在一定的面积上 指某事物在人与人之间传播 越传越广 3 extend 指在空间或时间上延伸 一般有一个 大致的延伸方向 4 expand 本义指在面积 体积上的扩大 一般是从中心向四周扩 大 用作比喻义时 学海无涯 可以指各种事物的增长 扩大等 check 原句回放 Then skim the passage to check if you were right 然后浏览短文
5、 检查一下你是否正确 P9 点拨 check vt 检查 核对 制止 阻挡 寄存 托运 Will you please check these figures 你把这些数字核对一下好吗 Doctors are trying to check the spread of the disease with drugs 医生正试图用药物阻止这种疾病的蔓延 They have checked the enemy s advance 他们已阻挡住敌人的攻势 He checked his coat as he went in 他进去时把外衣寄存起来 拓展 check in 旅馆 飞机等 登记 报到 che
6、ck up 调查 易混辨析 check 与 examine 的区别 examine 表示为了解某种情况而仔细 检查 审查 Yesterday the firemen examined the ground carefully but were not able to find any broken glass 昨天 消防队员们仔细地检查了地面 但未能找到任何碎玻璃 My suitcases were examined at the Customs when I entered the country 入境时 我的提包在海关受到了检查 check 表示 检查 核对 以查明是否正确 How doe
7、s his story check out with the facts 他的说法经核实过后真实程度有多大 Please check over the speech draft and correct the mistakes if any 请把讲演稿检查一遍 如果有错误 请改正 过来 enough 原句回放 One dream is not always enough especially for a person who loves and cares for his people 一个梦想 总是不够的 特别是对于一个热爱和关心人民的人来说更是如此 P10 点拨 enough 作副词时 充
8、当形容词或副词的修饰词 但必须后置 作代词时 既可以代表可数名词 也可 以代表不可数名词 作形容词时 可修饰可数名词或不可数名词 可放在被修饰的名词前 也可以放在后面 He walks slowly enough 他走得够慢了 If enough of you are interested we ll organize a trip to the theatre 如果你们中有足够多的人感兴趣 我们就组织去看一场戏 I have enough time time enough to finish the work 我有足够的时间来完成这项工作 拓展 adj adv enough to do 在本
9、结构中 enough 是程度副词 修饰形容词或副词 不定式作结果状语 本结构的意思是 足够 以 至于能做某事 其否定形式为 not enough to do sth 不定式的逻辑主语为句子的主语 He runs fast enough to catch a bus 他跑得非常快 能追上公共汽车 He is old enough to go to school now 他现在年龄够大了 可以去上学了 温馨提示 在 enough to do 结构中 不定式的逻辑主语与句子主语一致 如果主语不一致 则用 so that 结构 His progress in English study was so
10、great that he could read English newspapers six months later 他在英语学习 学海无涯 方面取得的进步如此大 以至于六个月后他就能够读英语报纸了 The horse ran so fast that none of us could catch up with it 那匹马跑得太快了 我们没有人能追得上它 compare 原句回放 Write out your idea and then compare it with your partner 写下你的观点 然后与你的同伴进行比 较 P11 点拨 compare vt vi 作 比较
11、对照 讲时 常与介词 with 连用 作 比作 讲时 多和介词 to 连 用 If you compare this book with that one you will find this one much more interesting 如果你把这本书和那本比 较一下 你就会发现这本书有趣多了 Please compare your translation with the model translation on the blackboard 请把你的翻译和黑板上的范文比较 一下 Young people are compared to the sun in the morning
12、人们把年轻人比作早晨的太阳 Two concert hails that just do not compare 无法比较的两个音乐厅 拓展 compared with to 为过去分词短语 通常在句中用作状语 表示 和 比起来 这时介词 with 和 to 都可 使用 Compared to with many people she was indeed very fortunate 和许多人比起来 她确实很幸运 It was a small place then compared to with it is now 和现在比起来 那时它还是一个小地方 The hardship is not
13、hing compared to with that the Red Army faced on the Long March 和红军长征时受的苦比起来 这点苦算不了什么 1 would prefer to 宁愿 P12 prefer vt 意为 更喜欢 后接名词 代词 不定式 动名词作宾语 在没有明确指出比较对象时 用不定 式 动名词意义大致相同 Which would you prefer coffee or tea 咖啡和茶 你更喜欢哪一种 I prefer tea 我更喜欢茶 People in the south prefer rice while those in the nort
14、h prefer food made from flour 南方人爱吃米饭 而北方人较喜欢吃面食 He chose Spain but personally I d prefer to go to Greece 他选了西班牙 但就我个人而言 我倒想去希腊 拓展 1 在词组 prefer to 中 to 是介词 其作用是引出两个比较对象 因此 动词 prefer 的宾语和介词 to 的宾语在形式上应一致 可以是名词 代词或动名词 不可用不定式 He said he preferred the country to the city 他说城市和农村相比 他更喜欢农村 She prefers dan
15、cing to singing 跳舞和唱歌相比 她更喜欢跳舞 2 在 prefer rather than 的结构中 要用 prefer to do rather than do 意为 宁愿做 而不 做 The soldier preferred to die rather than give in before the enemy 这位战士宁愿死 也不在敌人面前屈服 3 prefer 还可接 that 引导的宾语从句 相当于 hope 的用法 也可接复合宾语 即 prefer sb to do 意 为 更希望某人干 I d prefer you not to go there alone 我
16、更希望你不要单独去那儿 学海无涯 We prefer that they should do it in a different way 我们更希望他们用一种不同的方法去做 温馨提示 prefer 的过去式 过去分词和现在分词要双写字母 r 然后加 ed 或 ing provide 原句回放 to provide with things necessary for a certain purpose 为了特殊目的而提供必需的东西 P12 点拨 provide vt 提供 供应 供给 The company offered to provide anything we needed most 这家公司主动提出向我们提供我们最需要的任何东西 The firm has provided the manager with a new car 这家公司已经向这位经理提供了一辆新的汽车 拓展 provide sth for sb provide sb with sth 给某人提供某物 provide against sth 防备发生某事 预防某事 provide for sb 供应某人所需 pro
