学年高一英语学案unit4period4《writing》人教版必修3.docx

1、学年高一英语学案unit4period4writing人教版必修3Period 4Writing1.掌握课文中的重点单词、短语和重点句式。2.学会如何写描述性的短文。1.在具体语境中掌握词汇的基本含义、词性及基本用法。2.总结描述性写作的特点并通过实战演练,进一步巩固所学内容。 重点单词1.n.& vt. 拉(力);拖;牵引力2.n. 质量;团;块;大量;(复)群众3. n.宇宙飞船 4. vi. & vt. (使)浮动;(使)漂浮 n.漂浮物 5. n. 重量重点短语1. 熟悉;掌握;理解2. 密切注视;当心;提防3. 感到高兴;感到振奋4. 既然5. 突发;爆发重点句式But when I

2、 tried to step forward, I found I was carried twice as far as on the earth and fell over.写作讲座描述性短文的写作􀳅自我核对􀳅重点单词:1.pull 2.mass3.spaceship4.float5.weight 重点短语:1.get the hang of 2.watch out 3.cheer up 4.now that 5.break out翻译下面句子1.当心!有一条大狗朝我们跑来了。2.下次不要这么粗心。3.请快点!4.请把书传给我。5.请别哭。【答案】1.L

3、ook out! A big dog is running towards us.2.Don􀆳t be so careless next time.3.Please hurry up!4.Please pass me the book. / Pass me the book, please.5.Please don􀆳t cry. / Don􀆳t cry, please.1.pull 阅读下列句子,注意pull的意思及用法。You push and I􀆳ll pull. 你来推,我来拉。 I felt a pull at m

4、y sleeve and turned round. 我觉得有人扯我的袖子,便转过身来。The tides depend on the pull of the moon. 潮汐是月亮引力作用的结果。通过观察以上句子,我们发现pull可作(1)词,意思是“(2)”;还可作(3)词,意思是“(4)”。【答案】(1)动(2)拉;拖 (3)名(4)拉;拖;牵(引)力pull through 恢复健康pull down 毁坏;拆毁pull in (火车)进站;(船)靠岸;吸引pull up 停车;停止pull off (指机动车辆)驶离(道路至路侧停车处停下)单项填空The old lady was s

5、eriously ill for a long time, but she managed to with careful nursing in hospital. A.pull throughB.pull downC.pull in D.pull up【答案与解析】A句意:这位老妇人病了很长时间了,但她在医院的悉心护理下恢复了健康。2.cheer阅读下列句子,注意cheer的意思及用法。The crowd cheered loudly as the Queen appeared. 女王出现时群众高声欢呼。He was greatly cheered at the news. 他听到这个消息非

6、常高兴。通过观察以上句子,我们发现cheer是(1)词,意思是“(2)”。【答案】(1)动(2)(使)高兴;振奋;(对)欢呼cheer sb on 为某人加油cheer (sb) up (使某人)更高兴;(使)振奋起来单项填空Our football team will compete against the Japanese team this evening. Let􀆳s go and , shall we?A.cheer them onB.join them upC.add them up D.pick them up【答案与解析】Acheer them on“为他们加

7、油”。1.break out阅读下列句子,注意break out的意思及用法。Trouble may break out at any moment. 灾难在任何时候都可能突然发生。When did the war break out? 战争是什么时候爆发的?It was at midnight that a fire broke out. 在午夜时分发生了一场火灾。通过观察以上句子,我们发现break out的意思是“”。【答案】突发;爆发break away from 脱离(政党等);打破(陈规等) break down 出故障;(计划等)失败;(身体、精神等)垮掉break into 破

8、门而入;突然起来break off 折断;突然中止;断绝break through 突破break up 敲碎;分手come about, happen, take place, break out与occur之间的用法区别:come about “发生”,相当于happen, take place。后面不可以接宾语,也不可以使用被动语态。happen 强调偶然“发生”。无被动语态。take place指按计划、安排发生;举行。无被动语态。break out 多用于指战争、火灾、疾病、疫情的突然爆发。无被动语态。occur 常指突然发生,常用句式:sth occurs / occurred t

9、o sb“某事发生在某人身上”;It occurs / occurred to sb that .“某人突然想起”。单项填空The acid rain is one of the chain reactions that by environmental pollution. A.are come about B.are broken out C.are turned out D.are brought about 【答案与解析】Done of the chain reactions为定语从句的先行词,其从句的谓语动词要用复数,而by暗示用被动语态,结合语境的意思表示“引起”。come out

10、和break out都无被动语态;turn out“结果;生产;培养”。2.watch out 阅读下列句子,注意watch out的意思及用法。Watch out! There􀆳s a car coming. 小心! 汽车来了。Watch out for a tall man in a black hat. 注意一个戴黑帽的高个男人。通过观察以上句子,我们发现watch out的意思是“”。【答案】当心;注意watch over 保护;照看watch out for 注意;当心单项填空Although she begged her father over and over

11、again, he still didn􀆳t her marriage.A.depend on B.put forward C.watch out D.approve of【答案与解析】 D句意:尽管她一次又一次地乞求她的父亲,但他仍然不赞同她的婚姻。approve of“赞同”,符合语境。But when I tried to step forward, I found I was carried twice as far as on the earth and fell over. 而当我试着向前迈步的时候,我发觉我被送出去很远,步子的跨度竟是地球上的两倍,因而我摔倒了。

12、twice as .as . 的意思是“是的两倍”。到的学生是我们预计的五倍。【答案】There are five times as many students as we expected.倍数+ as + adj. / adv.+ as “是的几倍”倍数+ adj. / adv.的比较级 + than“比(多/大)几倍”倍数+ the +表示长度/高度/宽度等的名词+ of“是长度/高度/宽度的几倍”,此结构中常用的名词有size, height, weight, length, width, depth等。This ruler is three times as long as that

13、 one. = This ruler is twice longer than that one. = This ruler is three times the length of that one. 这把尺子是那把的三倍长。单项填空Peter􀆳s jacket looked just the same as Jack􀆳s, but it cost his.A.as much twice asB.twice as much asC.much as twice as D.as twice much as【答案与解析】B句意:彼得的夹克衫看上去与杰克的相同,但

14、价格却是他的两倍。表达倍数用“倍数词+ as + adj.+ as”结构。描述性短文的写作假如你是李华,请你根据下面的提示,做一次100词左右的课前值日报告,简要介绍我国发射“神舟九号”的情况。要点如下:1.“神舟九号”于2012年6月16日下午6点37分在酒泉卫星发射中心,由长征二号F运载火箭发射升空;2.发射的目的是使“神九”与“天宫一号”对接,为科学服务;3.我国首次派出的女航天员刘洋是这次太空航程的最大亮点。我国流传数千年的“神女飞天”传说成为现实。用英语向读者描述一件事情,属于Descriptive Writing。它需要我们用生动形象的语言把人物、事件及环境等具体描述出来。同学们,

15、你们在英语课前做值日报告(duty report)吗?这可是提高英语口语的好机会哟!其实很简单,你只要把自己的所见所闻及其来龙去脉向全班同学如实汇报一下就可以了。如果能坚持下去,说不定你就是未来的演说家呢!要想用报告的形式写好一件事情,内容上需要包含以下几个方面:1.事件发生的时间、地点。在文章的第1段应该交代清楚你要报告给大家的是件什么事情,该事情发生的时间和地点。如,事件:“神舟九号”卫星成功发射升空;时间: 2012年6月16日;地点:酒泉卫星发射中心。2.发生原因(或目的)和人物。简单交代事情发生的原因,如:“神九”与“天宫一号”对接,为科考服务。首次派出女航天员。3.重大意义及其影响

16、。报告中应该说明该事件发生的意义及其影响。此外,在写作时语言要简练、通顺、准确,切实为表现主题服务。常用表达:Shenzhou (spacecraft) 神舟九号manned spaceship / spacecraft载人飞船Long March F carrier rocket长征二号F运载火箭be sent up into 发射manned space program载人航天计划Jiuquan Satellite Launch Center 西昌卫星发射中心owe.to sb 归功于make progress in在某方面有进步Good morning, everyone. Today,

17、 I want to tell you an important event.At 6:37 pm,on June 16, China successfully launched a three-man crew into space.One of them is a woman astronaut since first launching a person into space in 2003.The Shenzhou spacecraft, China􀆳s third manned mission, blasted off by a Long March 2F carr

18、ier rocket in Jiuquan Satellite Launch Center. The mission has helped China master the technology to join the Shenzhou and Tiangong-1 together to create China􀆳s first orbiting space station in the next few years. What inspires us a lot is that Liu Yang, the first woman astronaut, has made t

19、he dream come true that a legendary Chinese characterChang􀆳e, who flew to the moon in ancient times. The successful launch owes a lot to the joint efforts of many Chinese scientists. That􀆳s all. Thanks for your attention.1.本篇书面表达属于提纲类写作。本文写作目的明确,描述特征明显。所叙述的内容翔实、生动、有力度。2.整篇短文语言规范,写作

20、层次分明,自然得体。重视谋篇布局,长短句使用合理。3.用词准确,连贯自然。语言和内容融为一体。能依据提示准确把握时态。翻译句子1.咱们去帮他们拉车。(pull the cart) 2.当足球迷看见他们喜欢的明星时,他们欢呼喝彩。(cheer up)3.既然雨要停了,我们最好准备一下下午的比赛。(now that)4.我不知道这场战争是什么时候爆发的。(break out)5.这个塑料袋不够大,装不了这么多苹果。(hold)6.我们现在生活在所谓的信息时代。(what)7.他力图解最难的题目以显示他聪明。(work out)8.这个计划将被阻止实施。(prevent.from)【答案】1.Let

21、􀆳s go and help them pull the cart.2.The football fans cheered up when they saw the stars they liked.3.Now that the rain is going to stop, we􀆳d better get ready for the afternoon􀆳s match.4.I didn􀆳t know when the war broke out.5.This plastic bag is not big enough to hold so many apples.6.We now live in what is called the Information Age. 7.He wanted to show his intelligence by trying to work out as difficult a problem as possible. 8.This plan will be prevented from being carried out.温馨贴士本课时的核心部分为“描述性短文的写作”,技能要点图解如下: