Section_ⅡIntroduction & Reading - Language Points

　　一、这样记单词

记得准·写得对 记得快·记得多 Ⅰ.基础词汇

1.preserve v．　　　　　　　保护；保存

2.remains n. 遗迹；遗体

3.list v. 把......列表，列清单

4.recommend v. 建议

5.precious adj. 宝贵的；珍贵的；贵重的

6.request n. 请求；要求

Ⅱ.拓展词汇

1.agreement n．协议→agree v．赞同；同意

2.invest v．投资→investment n．投资→investor n．投资者

3.existence n．存在→exist v．存在；生存

4.relation n．亲属；亲戚→relationship n．关系，关联→relate v．使......有联系；叙述→related adj.有关系的，相关的

5.sharpen v．使变锋利→sharp adj.锋利的→sharply adv.锋利地；锐利地

6.evolution n．进化；演变→evolve v．发展；(使)进化

7.exposure n．暴露；显露→expose v．暴露；(使)曝光；揭露→exposed adj.无遮蔽的；无保护的

8.contribute v．促成→contribution n．贡献；捐献→contributor n．捐献者；投稿人

9.endangered adj.濒危的→endanger v．使遭受损失，危及→danger n．危险→dangerous adj.危险的

10.awareness n．意识；认识；感悟能力→aware adj.知道的；意识到的

11.propose v．建议；提议→proposal n．建议；提议

12.assistance n．帮助，援助→assist v．协助；帮助 →assistant n．助手

13.estimate v．& n．估计；估算；估价→estimation n．评价；判断 1.preserve v．保护；保存

[联想]　①reserve vt.保留，预定

②conserve v．保护；节省　③deserve v．应受；值得

④serve n．提供，端上(饭菜等)；为(顾客)服务

2.sharpen v．使变锋利

[联想]　盘点后缀­en结尾动词

①weaken削弱　　　　②widen加宽

③deepen使加深 ④lengthen加长

⑤strengthen使......变长，加强，巩固

3.recommend v．建议

[同义]　propose, suggest, advise

4.request v．要求 n．请求；要求

[联想]　①require vt.要求，需要

②demand vt.要求

5.agreement n．协议

[串记]　Finally we all agreed with what he said and reached an agreement.

6.invest v．投资

[串记]　The American­Chinese investor invested all his life savings in education that needs investment.

7.existence n．存在

[串记]　The island existed for centuries; no one knows when it came into existence.

8.exposure n．暴露；显露

[串记]　Never expose the paint to the sunshine, or it'll come off as the result of exposure.

9.contribute v．促成

[串记]　Qian contributed to science and technology and he'll be remembered for his great contributions.

10.assistance n．帮助，援助

[串记]　A kind­hearted assistant gave us much assistance when we went shopping yesterday.