福建省南安市石井镇厚德中学九年级英语上册 Unit 2 Topic 2 All these problems are very serious Section C导学案（无答案）（新版）仁爱版

Unit 2 Topic 2 All these problems are very serious 【学习目标】1.进一步学习各种污染对地球的危害和造成这些污染的原因；2.能根据不同的阅读目的，运用简单的阅读策略获取信息。【预习案】一、读1a，完成1b二、 在文中找到并划出下面的短语1.臭氧层_2.更多的二氧化碳_3.在地球上；究竟_4.在这个时期_5.大大改变了我们的星球_6.全世界(2)_7.数以百外计的树木_8.拿走，取走_9.污染空气_10.越来越多种类的动植物_11.一种特殊的氧气_12.形成一个非常大的洞_ _13.来自太阳的有害的射线_14.穿过这个洞_15.直接地到达地球_16.致癌_17.增加了许多_18.燃油_19.来自太阳的热量_20.温室效应_21.海平面_22.全球气候_23.涉及，有关，提到_【探究案】 在文中划出下面的句子并分析1.Some things weve done are very good for the earth while some are bad. 译：_点拨：Some things weve done - 我们已经做过的事情,在句子中作主语 the films theyve seen-_while 并列连词，“而，却”，表示对照关系。练习：a.她妹妹喜欢唱歌，而她喜欢阅读。 _ b.昨天他们都出去了，而她却留在家里。_链接：while- 在时 - 从属连词，常引导含有延续性动词的时间状语从句，表示一个动作在进行的同时，另一个动作也在发生 练习：我做作业时，妈妈正在做饭。 _ while- 一会儿，一段时间 - 名词 常用短语：for a while - 一会儿练习：我们将离开一会儿。 _ 2.When it rains or when the wind blows the earth is taken away. 译：_点拨：take away 拿走，取走, 句子中是被动语态练习：a. 我不喜欢这些书，请把它们拿走。 _ b. They took away everything they like when they left. 译：_拓展：与take 有关的词组脱下，（飞机）起飞 _ 把带到去 _ 发生 _ 乘公交车，轮船，火车 _ 轮流，替换 _ 照顾，照看 拍照 _ 休息一下 _ 坐下 _ 吃药 _ 吸毒 _ 花费某人时间做某事 _ 锻炼_3.The heat from the sun cant escape so the temperature is rising. 译：_点拨：rise - 升起，上升 (不及物动词) 拓展：raise 举起，提起，抬起 ； 筹集 (及物动词)练习：1)太阳从东方升起。The sun _ in the east. 2)河水在慢慢地上涨。The water in the river _ _ _.3)让我们为友谊干杯。Lets _ glasses to _ _.4)He raised his voice to make everyone hear him clearly. 译：_【归纳】I. 用所给单词的适当形式填空 1. Do you realize the _ (important) of studying English?2. Liu Yu is working for some _ (organize) of the young. 3. Human beings have destroyed the environment, so it has _ (punish) us. 4. The pet dogs _ (die) made my sister very sad. 5. We must save the animals in _ (dangerous). II. 汉译英1. 树木和草能阻止水把土壤冲走。 Trees and grass can _. 2. 请按时交作业。 Please hand in your homework _.3. 务必让他知道在几点钟开始。 _ to let him know when the meeting begins. 4. 你明天可以乘公共汽车或小汽车去那儿。 You can take _ to go there tomorrow.5. 我们明天有许多作业要做，所以我们要早起。 We have _ tomorrow, so we need to get up early.6. 我认为我们中没有人喜欢污染。 I think _ likes pollution. 7. 窗户能让阳光进入房间和阻止风吹进房间。 Windows can let the sunlight into the room and _ the wind _ into the room. 8. 这个工厂每天排放大量废水流进河中。 Plenty of waste water in the factory _ the river every day.9. 结果，在老师的帮助下。他们取得了很大的进步。 _, they have made great progress with the help of the teacher. 10. 我们每个人都在竭力学好英语。 Every one of us _ learning English well.III. 阅读对话，完成所缺单词A: What are you going to do?B: Were going to (1)_ trees on the hill. A: There are many trees there. (2)_ are you going to plant more?B: The more, the (3)_. You know, air (4)_ has been a serious problem. We