必修一Unit4知识点PPT精选文档

1、.1.2 1. n&v.摇动；震动；颤抖 (过去式) (过去分词) 2. vi.上升；升起；起身n.上升；增加；上涨 3. vi.爆裂；爆发n.突然破裂,爆发 4. n废墟；毁灭vt.(使)破产；毁灭 5. vt.& vi.损害；伤害 adj.受伤的 n伤口.重点单词重点单词 shakeshookshakenriseburstruininjureinjuredinjury.3 6. adj.无用的；无效的；无益的 7. vt.破坏；毁坏 n破坏 8. n电；电流；电学 adj.用电的；带电的 adj.与电有关的 9. vt.&n.援救；营救 10. n灾难；灾祸 11.

2、 n荣耀；荣誉vt.尊敬；给予荣誉 adj.感到光荣的 12. adj.新的；新鲜的uselessdestroydestructionelectricityelectricelectricalrescuedisasterhonourhonouredfresh.41. in 引进,引来2. an end 结束,终止3.think of 不重视4. out 挖出；发现5.in 毁坏,成为废墟6.right 立刻, 马上7.give 发出；分发8.be in 陷入之中9. away 吹走；刮走10.be of 为自豪11.in areas 在受灾区.重点短语重点短语 bringatlittledig

3、ruinsawayouttrappedblowprouddisaster- hit.5 1.It seemed the world was at an end！ 仿佛到了世界末日！ 2. hope was lost. 不是所有的希望都破灭了。 .重点句型重点句型 as ifAll not.6 .重点词汇及短语rise (rise、rose、risen ) vi. (指日月星辰烟等的指日月星辰烟等的)升起，水位价格温升起，水位价格温度的上升度的上升 =go up ; 起身起身=get up raise vt. 抬高抬高 提高提高 养育养育 饲养（有被动）饲养（有被动） For three day

4、s, the water in the village wells rose and fell.7 .重点词汇及短语1). The sun rises in the east. 2). He rose from his chair and began his speech.3). Prices continue to rise.（太阳）升起起身价格上升 5).The price of the tomatoes has been _ recently.raised4).Her temperature is still_.rising.8smell n./v (smelt/ smelled)sme

5、lly : smell+ y = adj. 2. A _ gas came _ _ the cracks.smellyout of health wealth 裂缝里冒出臭气。扩展: n.+y构成形容词 blood- mud- sun- cloud- rain- wind- taste- dream- ice- greed- fat- fog-.9 3.In the farmyards,the chickens and even the pigs were too nervous to eat. too nervous to eat意思为“太紧张而不能吃东西”。其中的too.to.结构，表示“

6、太以致于不”。关于too.to.句式的用法：要点导航要点导航 .10 (1)too.to.太以致于不 Too nervous to reply，he stared at the floor. 他眼睛盯着地面，紧张得答不上来。李平的弟弟年纪太小而不能参军。李平的弟弟年纪太小而不能参军。 Li Pings brother is too young to join the army.=Li Pings brother is not old enough to join .11 (2)too.to.与not或never连用时，不定式为肯定意义。 not/never too.to.，意为“并不太所以能”

7、。 It is never too late to mend. 亡羊补牢，未为晚也。 It is never too late to give up our prejudice. 抛弃偏见永远也不会太晚。.12 burst vi.& vt. (burst-burst-burst) 使某物爆炸，胀破，爆破, 破裂4. In the city, the water pipes in some buildings cracked and burst.13 归纳拓展归纳拓展 .14 (1)看到姐姐后，她突然大哭起来。 She on seeing her sister.She on seeing

8、 her sister.完成句子完成句子 burst into tearsburst out crying(2). 他没有敲门就突然进入房间.He burst into the room without knocking at the door.155. But the one million people of the city, who thought little of these events, were asleep as usual that night.think little of these events 对这些情况几乎没对这些情况几乎没有怎么去考虑、没当一回事有怎么去考虑、

9、没当一回事think little of think nothing of 不重视，忽视不重视，忽视认为没什么认为没什么think of 想起，考虑想起，考虑.16think badly/poorly /ill of think well/much / highly/a lot/ a great deal of 对看法不好,评价很低对对重视重视/ /高度评价高度评价1.校长对你的进步评价很高校长对你的进步评价很高。The headmaster thought highly of your progress.2. To tell you the truth, I _ Tom, who is ve

10、ry lazy and never knows what to do .think poorly of .176. It seemed as if the world was at an end. 世界似乎到了末日世界似乎到了末日。(1) It seems (to sb.) that/as if.(对某人来说)似乎，as if后边可用虚拟语气。 seem to be doing sth./to have done sth.好像正在做/已经做了某事 seem (to be)n./adj.似乎是 There seems to be.好像有要点导航要点导航 .18 (1)看来没有人知道这件事。 no

11、body knew anything about the matter. (2)看上去肯要跑第一了。Ken will win the race. (3)她似乎已忘记了自己的诺言。 She seemed.完成句子完成句子 It seemed thatIt seems as ifto have forgotten her promise.19(2). as if = as though 好像好像 引出方式状语从引出方式状语从句句 She spoke to me as if she knew me. 她和我说话的神情，好像她早就认识我她和我说话的神情，好像她早就认识我 似的。似的。 as if 在表

12、语从句中相当于在表语从句中相当于that: It seemed as if/that the meeting would never end. 看起来会议没完没了。看起来会议没完没了。.201)虚拟语气虚拟语气2)陈述语气陈述语气,时态一致时态一致When a pencil is partly in a glass of water, it looks as if it were broken 当铅笔一部分放进水里，看起来好像折断了当铅笔一部分放进水里，看起来好像折断了 似的。似的。It looks as if its going to rain 2. 看样子天要下雨了。看样子天要下雨了。（是

13、事实或可能性很大是事实或可能性很大）as if 后的从句可用两种语气后的从句可用两种语气（说话者主观想象或夸大的比喻）（说话者主观想象或夸大的比喻）.21(3). at an end= finished 结束，终结（作表语结束，终结（作表语） We were very happy when the work was at an end.Compare: at the end of by the end of in the end.22at the end of “在在尽头；在尽头；在末末” by the end of “到到/截止截止末末”；主句一；主句一般用完成时般用完成时in the en

14、d 意思意思“最后、终于最后、终于”= at last/ finally .231. Wash your hands _ the experiment.at the end of2. How many English words had you learned _ last term?by the end of3. He tried various jobs and _ became a teacher.in the end.24bring/put an end to 使终止使终止come to an end. 结束结束end up with 以以.而告终而告终其他词组：其他词组：The jo

15、b came to an end last month.Her sudden arrival put an end to their meeting.她的忽然来到使他们的会议终止了。At the dinner we usually begin with soup and end up with fruit.在宴会上，开始的一道菜通常是汤，最后的一道是水果。.25分数的表示法分数的表示法分子分母基数词序数词分子大于一，分母用复数分子大于一，分母用复数三分之一三分之一one- third五分之三五分之三 three-fifthstwo and three-fifths ? a quarter ？

16、7.One-third of the nation felt it.26Two thirds of the land is covered by forest.2. One fifth of the students in this class are girls1. 三分之二的陆地为森林所覆盖三分之二的陆地为森林所覆盖这个班里五分之一的学生是女生这个班里五分之一的学生是女生3.More than 61% of the surface of the earth _ covered by water.4. Seventy percent of the workers in this factor

17、y _ young.isare.27(1). ruin nU毁坏；毁灭；崩溃； C(pl.) 废墟；遗迹； v.(使)破产；(使) 堕落， 毁灭8.In fifteen terrible seconds a large city lay in ruins.28 fall into ruin come/go to ruin lie in ruins bring sb.to ruin ruin ones hopes ruin oneself ruin ones health/fame要点导航要点导航崩塌崩塌毁灭，崩溃毁灭，崩溃成为废墟成为废墟使某人破产使某人破产使某人希望破灭使某人希望破灭自取灭亡

18、自取灭亡毁坏某人的健康毁坏某人的健康/名誉名誉.29 (1)洪水毁坏了庄稼。 The flood. (2)飓风使这里所有的房屋都变成了废墟。 The hurricane here. (3)大雨把我们的假期彻底搞糟了。 The heavy rain. (4)多年的战事已使伊拉克满目疮痍。 Years of fighting has left Iraq.完成句子完成句子 ruined the cropsruined all the housesruined our holidayin ruins.30(2).lie( lay lain) 处于某种状态;躺，平躺， 平卧 平放1.The whole

19、factory has lain waste for many years.整个工厂多年来一直荒芜在那里。2. The city _ (成为废墟）成为废墟） after the war.lay/was in ruins.31口诀口诀:规则的规则的“撒谎撒谎”，不规，不规则的则的“躺躺”，躺，躺过就过就“下蛋下蛋”。 (lie当当“说谎说谎”用，它的过去式用，它的过去式和过去分词都为和过去分词都为lied，而当，而当“躺躺”用时，它的过去用时，它的过去式为式为“下蛋下蛋”即即lay) 中文中文原形原形过过 去去 式式过去过去分分词词现在现在分分词词说明说明放置放置产产卵卵laylaidlaidlaying及物动词及物动词躺躺;位于位于lielaylainlying不及物动词不及物动词说谎说谎lieliedliedlying不及物动词不及物动词.329. The number of people who were killed or injured reached more than 400 000.伤亡的人数达到400 000. (1)a number of(pl.)n.作主语，谓语动词用复数，表示“许多，大量”。 (2)the number of(pl.)n.作主语，谓语动词用单数，表示“的数量”。 (3)large quantities of(pl.)