12-26 23:27:47 浏览次数:585次 栏目:高二英语
5. Work with your partner and see whether you can come up with a good, scary story... 跟你的同伴一同看看是否能想出一个好的,引起惊慌的故事... (p.18 Listening Part 2 No. 4) come up with的用法
▲come up with在本单元中作"提出""想出"解。如: ① The young engineer came up with a new design. 那个年轻工程师提出一种新的设计方案。②The magazine recently came up with some advice on smoking.该杂志最近就吸烟问题提出一些忠告。③ You've come up with a good idea. 你想出的主意好极了。④ Scientists will have to come up with new methods of increasing the world's food supply. 科学家们必须找出增加全世界食品供应的新方法。
▲ come up with有"拿出..." "筹措钱"之意。如:① If Waths can come up with $15 million, we'll go to London. 如果瓦茨能够拿出一千五百万美元,我们就去伦敦。② You have no choice but t0 come up with £18, 000.你别无选择,必须拿出一万八千英镑。
▲ come up with亦可作"赶上"解。如:① Let's hurry up so that we may come up with them. 咱们快些走,以便赶上他们。② We shall have to work hard so as to come up with the other firm. 我们得努力工作才能赶上另一家商行。
6. Who benefits from using water in this way.以这种方法用水谁受益了? (p. 18 Speaking 第5 点)
▲ benefit的用法
(1) n. 利益;益处 I get a lot of benefit from learning a foreign language. 从学习外语中我得到许多益处。
▲ 注意:以下两个短语:be of benefit to对......有裨益;for the benefit of为了......(的利益)。① That experience was of great benefit to me. 那个经验对我很有益处。②We must make efforts to take exercise for the benefit of our health. 为了健康我们必须努力锻炼身体。
(2) vi. 有益于① Such foolish behaviour will not benefit your ease. 这样愚蠢的行为将无益于你的案子。② I benefited enormously from my father's advice. 我从父亲的忠告中获益良多。
【注】benefit可作为及物动词用,意为"有益于"。如:①The trade agreement will greatly benefit the developing countries.贸易会谈将大大的有益于发展中国家。②The new railway will benefit the district. 这条新铁路将会给这个地区带来好处。③ The long rest benefited her. 长期休息对她有好处。
▲ benefit from/by的用法: benefit from/by意为"从......中得益""得益于......"。如:① We can all benefit from his knowledge. 我们均可得益于他的知识。② You benefit from what he told you in the letter. 你会从他的信中受益。
Section II 阅读
7. 99% percent of the living space on earth is in the oceans. 地球上百分之九十九的生存空间是在海洋里。(p.19 第一段 第2-3行)
▲百分数作主语时,即percent后有数词时,应注意两点:一是percent不能用复数形式;二是谓语动词的单复数。如果percent of后的名词为单数,谓语动词用单数;其后的名词为复数,谓语动词则用复数。如:① About 70 percent of the surface of the earth is water.地球表面大约百分之七十是水。② Eight percent of the students are absent today.今天有百分之八的学生缺席。
【注】percent可作为副词用,在句中作状语。如:①I notice you don't say that you're a hundred percent convinced yourself. 我注意到你没有让你自己完全信服。 ② Prices have risen 5. 5 percent in the past year. 过去一年物价上涨了5.5%。③ I think it's ninety percent probable. 我想有百分之九十的可能性。
【注】percent也可作形容词用,在句中充当定语。如: I paid him six percent interest.我付给他百分之六的利息。
【注】percentage意为"百分比",多与of连用。如果连用的名词是复数,后面的动词就用复数形式,否则用单数形式。如:① What percentage of babies die of this disease every year? 每年婴儿死于这种疾病的百分率是多少? ② What percentage 0f his income is paid in income tax? 他的收入有多大比例用来交所得税?
8. Marine life is incredibly rich and varied. 海洋生物极其丰富多样。(p.19 第一段 第3行)
▲varied是由动词vary变化而来的过去分词,在句中作定语或表语。如:① The menu is varied and cheap.菜单上的菜花样很多也很便宜。② They made varied efforts to bring about a peaceful solution of the problems. 他们做了种种努力来和平解决这些问题。③ They are rich in content and varied in style.它们内容丰富、风格多样。④ He had had varied training and had held many offices.他受过多种训练并担任过多种职务。
▲动词vary意为"有差异""有变化"时,是不及物动词。如:① Courses vary according to the needs of the students. 课程根据学生的需要而不同。②People vary very much in their ideas. 人与人的想法差别是很大的。③ The answers given by different people vary greatly.不同人作出的回答,差别非常大。
▲vary可作及物动词,意思是"使......有变化""变换"。如:①You should vary your diet. 你的饮食应经常变换花样。② She varies her dress as fashion changes. 她的衣着随潮流而变化。
【注】vary充当及物动词时,可用现在分词作定语。如:varying prices 不断变化的价格。
9. There are about five million species in the oceans and we have yet to learn much about them. 海洋里大约有500万种生物有关这些种群的情况,我们还有许多东西要了解。(p.19第一段第4行)
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,高二英语下知识点总复习教案