高二英语下知识点总复习教案

标签：高二英语,http://www.gaofen123.com 高二英语下知识点总复习教案,

　　【注】types后面的名词可用复数，也可用单数，但作主语时相应的谓语动词一律用复数，与types保持一致。如: Several new types of computer(s) are on show.几种新型的计算机正在展出。

　　【注】上述type的用法，亦适用于kind，即a kind of后面的名词通常是单数，且该名词前不用冠词或其他限定词，如a certain kind of rose等, 请看下列例句: ①What kind of animal is it? 这是一种什么动物? ② Is this kind of TV set made in Shanghai? 这种电视机是上海制造的吗?

　　【注】kinds后的名词既可用单数，也可用复数，但其作主语时，其后的谓语动词应用复数，与kinds保持一致。如: ① These kinds of rose(s) are beautiful to look at. 这几种玫瑰很好看。② There are different kinds of birds in the woods and they sing beautifully. 林子里有各种各样的鸟，它们唱着悦耳动听的歌。

　　【注】 a kind of意为"某种"或"一种不甚明确的"。如: ① The dances of the bees are a kind of language. 蜜蜂的舞蹈是一种语言。② I had a kind of suspicion that he was cheating. 我有点怀疑他在欺骗。

　　【注】kind of常用在口语中，作状语修饰动词，意为"有点""有几分"。① I kind of thought he would come.我似乎感到他会来的。② I kind of thought this would happen.

　　我似乎预感到此事会发生。

　　25. ... while their fur provided warm clothing during cold winters. 冬天取其皮毛御寒。(p. 47 第二段第5行)

　　★动词provide的用法

　　▲provide意为"提供""供给"，在provide sb. 后常接with介词短语，表示所提供的事物。在provide sth. 后常接for sb.，表示向谁提供。如: ①This book will provide you with the information you need. 这本书会向你提供你所需要的信息。② Food and drink were provided for all of them.向他们全体提供了食物和饮料。③ That hotel provides good meals. 那家旅馆伙食很好。④ These rivers provide water flor irrigation. 这些河流提供了灌溉用水。

　　【注】 provide亦可作"预防""作好准备""提供生计"解释，常与against或 for连用。如: ① We have to provide against accidents.我们必须做好应付事故的准备。② They had to provide for their old age. 他们得积攒点钱以备在老年时用。③ We will see that au the old folks are provided for from now on. 从现在起，我们要做到老有所养。④ He has a large family to provide for. 他需赡养一大家子人。

　　【注】 provide还有"规定"之意。如: They enjoy all the rights provided in the constitution. 他们享有宪法所规定的一切权利。

　　【注】 provide的过去分词可引导条件状语从句，从句中的谓语动词用一般时态，而不用将来时。如: ① You may keep the book another week provided that no one else requires it.只要没有别人要这本书，你还可再借一个星期。② Provided that no objection is raised, we shall hold the meeting here. 如果没有人反对，我们就在这里开会了。

　　【注】provided that中的that有时可省略。如:He should be home soon provided the buses haven't been held up.只要汽车没误点，他应该就要到家了。

　　26. From about 1830 onwards in the USA, ... 在美国从大约一八三O年起。(p. 47 第三段第1行)

　　▲onwards与on同义，后缀-wards常用来构成副词，表示方向，如: eastwards，westwards，southwards，northwards，forwards，backwards，upwards，downwards等。① From now on, we'll study harder than before. 从现在起，我们要比以前更努力地学习。② They went on sailing eastwards, until they saw the land. 他们不断地向东航行，终于看到了陆地。③ From 1990 onwards, the seaside town began to take on a new look. 从一九九O年起，这个海滨小城开始展现新的面貌。④ From 1993 onwards, they tried again and again to go across the desert on foot. 从一九九三年起，他们多次努力要徒步穿过沙漠。⑤ Get back! Step forward and I'll fire. 回去!再向前的话我就开枪了。

　　27. Settlers made agreements with native American chiefs. 移民者和土著人头领达成协议。(p. 47 第三段第5行)

　　▲agreement此处作可数名词，意为"协议"，常与arrive，reach，keep，break，make，sign等动词连用。如: ① The two countries signed an agreement on nuclear weapons.两国签订了一项关于核武器的协议。② I'm sorry you couldn't arrive at an agreement. 很遗憾你们不能达成协议。③ Many agreements have been made between the two countries. 两国之间签订了很多协议。

　　【注】agreement可以后接不定式或从句表示agreement的内容作定语 ① We reached an agreement with them to cooperate fully at all time. 我们与他们达成在任何情况下都合作的协议。② The negotiators came to an agreement that all troops would be withdrawn. 谈判者达成协议，撤出所有部队。

　　【注】 agreement可用作不可数名词，意为"意见(或目的等)""一致""同意"。如: ① The two sides failed to reach agreement. 双方未能达成共识。② We are in agreement with their decision. 我们同意他们的决定。③ We are in full agreement with them on all points. 在所有方面我们和他们看法完全一致。④ There's little agreement as to what our policies should be. 关于我们该采取什么政策，意见很不一致。⑤ We have to get their agreement before we go ahead with the plan. 在进行这项计划之前，我们必须得到他们的同意。

　　28. While early settlers had killed bison for food, ... 早期的移民宰杀野牛是为了充饥... (p.47 Integrating Skills Reading 第四段 第2行)

　　* while conj. 在......的同时，当......的时候

　　(1) while与延续性动词连用，而when既可与延续性动词也可与终止性动词连用。

　　(2) 表示一个人的两个动作交替或同时进行时，多用as表示"一边......，一边......"；when很少用于这种情况。

　　(3) 当表示两个同步发展的情况时，多用as而不用when或while。

　　(4) 当表示两个短促行为或事件几乎同时发生时，用as要多于用when。

　　(5) while用作并列连词，连接一个并列句，意为"而，却"，表示前后意义上的对比和转折。

　　While he was reading，he fell asleep. 他在读书的时候睡着了。He came while we were having dinner. 我们在吃晚饭时他来了。When he came, we were having supper. 他来时，我们正吃晚饭。(不能用while) When / While I was sleeping, a thief broke in我睡觉时，小偷撬门而入。 He looked behind from time to time as he went. 他一边走，一边不时地向后看。She dances as she sings. 她一边唱歌，一边跳舞。As time went on / by, she became more and more worried. 随着时间的推移，她变得越来越烦躁不安。As children get older，they are getting more and more interested in things about them. 随着孩子们年龄的增长，他们对周围的事物越来越感兴趣。 Just as he caught the flying worm, he gave a loud cry. 他刚抓住那只飞虫，就大声地叫了起来。I thought of it just as you opened your mouth.我刚想起，你就开口说了出来。 Some people are rich while others are poor. 有些人富，有些人穷。I'm interested in sports while my brother is fond of music.我对体育很感兴趣，而我的弟弟爱好音乐。

　　29. They killed the bison, cut off the skins and left the bodies behind to rot. 他们把野牛杀了，剥去牛皮，抛弃尸体，任其腐烂。(p.47 Integrating Skills Reading 第四段 第4行)

　　★leave...behind的两种用法

　　▲leave...behind作"留下"解释，是执行者有意识的动作。如: ① The men had all run away leaving only old women and children. 男人们都跑了，只留下年老的妇女和孩子。② I shall leave you behind if you are not quick. 如果你不快点，我就把你丢在后面不管了。③ In their withdrawal，much of the heavy equipment had to be left behind. 他们在撤退时不得不留下许多笨重的东西。 ④ His wife left behind two little girls. 他妻子死后留下两个小女孩。⑤ You'll have to put in some extra work at night if you don't want to get left behind. 如果你不想被别人超过，就必须利用晚上时间做更多的工作。

　　▲leave behind还有"遗忘" "遗留"之意，为执行者无意识的动作。如: ① 0h，dear! The travelling bag has been left behind. 唉呀!旅行袋忘了拿了。② It left behind a long train of problems and difficulties.这遗留下一连串问题和困难。③ I have left my keys behind at the office. 我把钥匙忘在办公室里了。

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TAG:知识点  高二英语