1、必修 4 Unit 2 Working the land 要 点 梳 理 高效梳理知识备考重点单词1struggle vt. & vi.斗争；拼搏；努力2output n产量；输出3hunger n饥饿；欲望 hungry adj.饥饿的；有欲望的4expand vt. & vi.使变大；伸展；阐述expansion n扩大；增加5circulate vt. & vi.循环；流传circulation n循环流通6battle n战役；战斗；较量；斗争vt. & vi.搏斗；奋斗7therefore adv. 因此；所以；因而8equip vt. & vi.配备；装备equipment n设备
2、(不可数)9export vt. & vi.输出；出口import vt. & vi.输入；入口；进口10nationality n国籍nation n国家；民族national adj.国家的；国有的11occupation n工作；职业；占领occupy vt. 占领12confuse vt.使迷惑；使为难confusing adj.令人迷惑的confused adj.感到迷惑的confusion n迷惑13regret vt.遗憾；惋惜 n遗憾；懊悔regretful adj.后悔的14chemical adj.化学的；关于化学的chemistry n化学chemist n化学家；药剂师
3、15bacteria n (bacterium 的复数形式)细菌16reduce vt.减少；缩减；简化reduction n缩小；减少17summary n总结；摘要；概要summarize vt.总结18comment n评论；议论 vi. & vt.表达意见；作出评论重点短语1thanks to 幸亏；由于2rid.of 摆脱；除去3be satisfied with 对感到满意4would rather 宁愿；宁可5build up 逐渐增强；建立；开发6lead to 导致；造成7focus on 集中(注意力、精力等)于8keep.free from/of 使免受(影响、伤害等)；
4、使不含(有害物)9make a difference 造成差异，很重要10keep in mind 牢记在心11cause damage to 对造成危害12in addition 再者，还有13turn to 转向重点句型1Dr. Yuan Longping grows what is called super hybrid rice.袁隆平博士种植的是被称为“超级杂交水稻”的稻种。2This special strain of rice makes it possible to produce onethird more of the crop in the same fields.这种特
5、别的稻种使得同样的田地多收获1/3 的产量。3Using his hybrid rices, farmers are producing harvests twice as large as before.用他的杂交水稻种子，农民们种出比以前多一倍的粮食。4He would much rather keep time for his hobbies. 他宁愿把时间花在自己的爱好上。高考范文(2009重庆卷)国外某网站将举办新一轮网上讲座活动，正面向全球中学生征集话题。假设你是新华中学的学生李华，经常访问该网站。现请你用英文给该网站发送一封电子邮件，向其推荐话题。内容包括：自我简介写信目的话题：
6、我们应该感恩 (thankful)推荐的理由预祝活动成功注意：1. 词数 100 左右。2. 邮件中不能出现本人真实信息。范文Dear Editor，I am Li Hua, a student from Xinhua Middle School, and in my spare time I often visit your website, from which I know that you are collecting topics for discussion. Being interested in it, Id like to recommend my topic, which
7、is “We Should Be Thankful”. As you know, we middle school students, the new generation, who were born in the early 1990s, have been growing up with so much love from others. Some of us always take it for granted that our parents, grandparents and teachers should take care of us. Needless to say, we
8、seldom think of others feelings. Therefore, I hope by discussing this topic, we can learn to thank those who always give us their selfless love.Wish your activity a success.Yours，Li Hua考 点 探 究 互动探究能力备考.词汇短语过关1struggle vt. 搏斗；斗争；努力；挣扎 n斗争；挣扎struggle with/against 与 搏斗/斗争struggle for sth./to do sth. 努力
9、/争取struggle through 奋力通过struggle to ones feet 挣扎着站起来struggle on/along (虽艰难仍)继续做某事with a struggle 费劲地即学即练 1(1)They had to _ _ their lives _ weather and wild animals.为了生存他们必须与天气和野兽抗争。(2)They had to _ _ all kinds of difficulties.他们得和各样的困难作斗争。(3)She _ _ _ _ _ her attacker.她挣扎着想摆脱那个袭击她的人。struggleforagain
10、ststrugglewith / againststruggledtoget awayfrom(4)_ _ _ _， the old woman gained control of her business.经过长期努力，这位老妇人在业务上已能应付自如。 Afteralongstruggle2expand vt.&vi. 使变大；伸展；阐述expansion n. 扩张；膨胀；扩大；发展expansive adj. 扩张性的；开展性的；广阔的expand into/to 使扩大，变大expand on/upon 阐述，详谈即学即练 2(1)Metals _ when they are heated.金属受热会膨胀。(2)Weve _ _ _ by opening two more stores. 我们增开了两个商店以扩展业务。
