单词讲解PPT课件

5．circulate vt. & vi.循环；流传 →circulation n．循环流通 6．battle n．战役；战斗；较量；斗争vt. & vi.搏斗；奋斗 7．therefore adv.因此；所以；因而
❖8．equip vt. & vi.配备；装备 →equipment n．设备(不可数) 9．export vt. & vi.输出；出口 →import vt. & vi.输入；入口； 进口
a disturbing problem then.
struggle vt. 搏斗；斗争；努力；挣扎 n．斗争；挣扎
struggle with与……斗争 struggle for 为争取……而斗争 struggle against与……斗争；为反对……而斗争 struggle to do sth. 努力/争取…… =make great efforts to do sth. struggle through 奋力通过
2 She struggled to her feet and continued walking. 她挣扎着站起来，继续走。
Dina，________for months to find a job as a waitress，finally took a position at a local
语境助记——词不离句，句不离段
People struggled
against
hunger for several decades，but to
their regret ， they still couldn’t
increase the output of grain
production.Therefore hunger was
●重点短语
1．thanks to幸亏；由于 2．rid...of 摆脱；除去 3．be satisfied with 对……感到满意 4．would raห้องสมุดไป่ตู้her 宁愿；宁可 5．build up 逐渐增强；建立；开发 6．lead to 导致；造成 7．focus on 集中(注意力、精力等)于
❖ 答案： C
expand 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
14．chemical adj.化学的；关于化学的→chemistry n．化学→chemist n．化学家；药剂师 15．bacteria n．(bacterium的复数形式)细菌 16．reduce vt.减少；缩减；简化→reduction n．缩小；减少 17．summary n．总结；摘要；概要→summarize vt.总结 18．comment n．评论；议论 vi. & vt.表达意见； 作出评论
struggle to one‘s feet 挣扎着站起来
struggle on/along (虽艰难仍)继续做某事
语境活用 1.Unluckily，the farmers have suffered a heavy drought this year.They have to struggle for (为……而努力 ) a living.They are struggling with(与……抗争) the bad weather for a better harvest.Anyway，they are struggling to (努力) increase their income.However，the financial crisis adds to their difficulties.As a result，they have to face the struggle for(为……而抗争) existence.
advertising agency.
A.struggling
B．struggled
C. having struggled D. to struggle
解析： 句意为：几个月以来，Dina一直努力想找一份 女服务员的工作，最终她在当地一家广告代理处谋到 了一个职位。本题考查非谓语动词作状语。设空处与 句子主语为逻辑上的主谓关系，故排除B项；不定式 作状语一般表示目的，故排除D项；C项相当于：Dina had struggled for months to find a job as a waitress.而A项 相当于：Dina was struggling for months to find a job as a waitress.根据句意可知，C项更符合要求，故为答案。
8．keep...free from/of 使……免受(影响、 伤害等)；使……不含(有害物) 9．make a difference 造成差异，很重要 10．keep in mind 牢记在心 11．cause damage to 对……造成危害 12．in addition 再者，还有 13．turn to 转向
10．nationality n．国籍 →nation n．国家；民族 →national adj.国家的；国有的
11．occupation n．工作；职业；占领 →occupy vt.占领 12．confuse 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 13．regret vt.遗憾；惋惜 n．遗憾；懊 悔→regretful adj.后悔的
Unit 2 Working the land
●重点单词
1．struggle vt. & vi.斗争；拼搏；努力 2．output n．产量；输出 3．hunger n．饥饿；欲望→hungry adj.饥饿的；有欲望的 4．expand vt. & vi.使变大；伸展；阐 述→expansion n．扩大；增加