Unit4-Astronomy-language-points.ppt

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1、(L.2) a “Big Bang” that threw matter 译：译：The enemies ran away in all directions. 敌人四处逃窜。敌人四处逃窜。拓展：拓展： Im terrible with directions: _ a sense of direction: _ 在某人的在某人的指导指导下下: _ ones direction 方向感方向感under我是路痴我是路痴2. (L.6) What it was to become was uncertain be to do Violent adj. 1).激烈的激烈的;猛烈的猛烈的;强烈的强烈的

2、The boat sank in a _storm at sea. A violent explosion A violent change/headache 2).暴力的暴力的, 由暴力引起的由暴力引起的; She died a _death. 她惨遭横祸。她惨遭横祸。 Violent crime /moviesviolentviolent3. (L.10) It loudly with fire and rock.【探究】【探究】 The bomb exploded in Iraq last night. The children exploded into/with laughter.

3、The citys population has exploded in the last few years. 【拓展】【拓展】adj. explosive 爆炸性的爆炸性的 n. explosion 爆炸爆炸 Unemployment became an _ issue (一个爆炸性问题). the theory of population _: 人口大爆炸理论v. 爆炸，炸开爆炸，炸开v.（指感情）迸发（指感情）迸发 (=burst into)v.（指人口）突然或迅速增加（指人口）突然或迅速增加explosiveexplosion4. (L.10) They were to produc

4、e carbon, nitrogen, water vapour and other gases, which were to make the earths atmosphere. 最终最终/迟早迟早(=finally/sooner or later)译译: 我我迟早迟早会回来的会回来的. Ill come back in time. 及时；不迟及时；不迟(=not late)A. 她会她会及时及时回来准备晚餐回来准备晚餐. She will be back _ _ _ prepare dinner.B. 你认为我们能你认为我们能及时赶上火车及时赶上火车吗吗? Do you think we

5、 can get there _ _ _ the train? 翻译翻译: 我我来得及来得及去上学。去上学。(in two ways)inbe in time to do sth.be in time for sth.intimetotime for拓展：与拓展：与time相关的短语相关的短语: on time _ at times _ in no time _ once upon a time _ kill time _ at one time _ for the time being_ at the same time_ take ones time_准时准时有时有时;偶尔偶尔立刻；马上立

6、刻；马上从前从前消磨时间消磨时间曾经，一度曾经，一度暂时暂时同时同时不着急不着急, 慢慢来慢慢来拓展：拓展：(2)Its time to do sth./Its time that sb. did/should do sth.It/This is(was) the first/second.time sb.have/has（had） done.each/every time+从句从句 Its the first time that I have realized my weakness.到了某人做某事的时间到了某人做某事的时间是某人第是某人第次次(完成时完成时)每次每次时时5. (L.13)w

7、hich were to make the earths 大气层大气层 气氛气氛 例句：会谈例句：会谈在友好的气氛下在友好的气氛下进行。进行。 The talk was conducted _ _ _ _. Use music and light to create a romantic_.inafriendlyatmosphereatmosphere fundamental十分重大的；根本的十分重大的；根本的 fundamental difference 根本区别根本区别 fundamental change 重大转变重大转变 be fundamental to是是的基础的基础,Hard w

8、ork _success. 勤奋工作是成功的基础。勤奋工作是成功的基础。is fundamental to6. (L.22) The continued presence of water allowed the earth to dissolve harmful gases and acids into oceans and seas.e.g. Smoking is harmful to your health. =Smoking _ _ _ your health.【拓展】【拓展】 harmless _ 联想：联想：useless，helpless, homeless, There is

9、no harm in reading more books. 无害的无害的doesharmtoThere is no harm in doing sth.:做某事没有坏处做某事没有坏处7. (L.25) This produced a chain reaction which made it possible for life to develop. 译译:这产生了这产生了_，使生命的发展，使生命的发展_. 注注: (形式宾语形式宾语) (真正的宾语真正的宾语)连锁反应连锁反应 成为可能成为可能BBG Learning Machineeasylearn English BBG learning

10、 machine makes it easy for students to learn English.students The foreign Minister said, “_ our hope that the two sides will work towards peace. ” (2004BJ) A. This is B. There is C. That is D. It is I like _ in the autumn when the weather is clear and bright. (NMET2004) A. this B. that C. it D. one

11、Why dont you bring _ to his attention that you are too busy to do it? A. this B. that C. what D. it Was it at the school _ was named after a hero _ he spent his childhood? A. which ; that B. where; where C. that; where D. which; whereDDC8. (L.30) They multiplied and filled the oceans and seas with o

12、xygen. 乘乘: 2 multiplied by 4 is 8. 增加增加(=increase) Mosquitoes multiply rapidly in summer. high schoolhomework繁殖繁殖 Our homework have multiplied since we came to high school.multiply 注意注意: lay (laid; laid; laying) 放置放置;产卵产卵 lie (lay; lain; lying) 躺躺;位于位于 lie (lied; lied; lying) 说谎说谎 The naughty boy _m

13、e that the hen that _ there just now had_ two eggs the day before.lied tolaidlay9. (L.39) They produced young generally by laying eggs. 它们一般是通过它们一般是通过孵蛋孵蛋而繁衍后代的而繁衍后代的. 10. (L.40) They laid eggs too and existed on the earth for more than 140 million years. Could life exist in the desert? _ There exis

14、ts a beautiful garden in our School. = There _ a beautiful garden in our School.【拓展】【拓展】 n. existence:存在存在 搭配搭配: come into existence = come into being 开始存在、成立开始存在、成立 译译: When did this world come into existence?Attention：exist 不用进行时态！不用进行时态！存在存在isThere exist = There be (某处存在某处存在/有有)different - differ

15、ence (n.) 课本课本P.28 confident confidence (n.)联想联想 exist in existing adj. existence n. be in existence come into existence=come into being例句：例句：There_ a good way to solve the _problem in geography. exists existing 目前的；现存的目前的；现存的存在；生存存在；生存存在存在开始存在；成立开始存在；成立存在于存在于之中之中11. (L.41) Why they suddenly disappe

16、ared still remains a mystery. Peter成为了一个经理，而成为了一个经理，而Jack仍然是个工人。仍然是个工人。 Peter became a manager, but Jack remained _ _. 尽管外面很冷，房间里尽管外面很冷，房间里还是那么暖和还是那么暖和。 Though it is cold outside, the room remained _. 他不得不他不得不继续住在医院，继续住在医院，直到身体好转。直到身体好转。 He had to remain _ _ until he was better. 虽然我们三番五次地请她坐下，虽然我们三番

17、五次地请她坐下，她还是站着她还是站着。 Though we repeatedly asked her to sit down, she remained _. 他们他们仍然被锁在仍然被锁在房间里。房间里。 They remained _ in the room. a workerwarm in hospitallockedstanding 表示表示“留下；剩下留下；剩下” e.g. They went, but I remained. 表示某事表示某事“尚待、有待于以后被处置尚待、有待于以后被处置”，后加，后加“to be done.”e.g. One problem remains _(so

18、lve).e.g. That remains _(prove).e.g. The remains of the supper were taken away. 译译: 剩余的钱剩余的钱 _ _ to be solved to be provedHaving a trip abroad is certainly good for the old couple, but it remains _ whether they will enjoy it.A. to see B. to be seen C. seeing D. seen2. The lady said she would buy a g

19、ift for her daughter with the_.A. 20 dollars remained B. 20 dollars to remainC. remained 20 dollars D. remaining 20 dollars3. It was already past midnight and only three young men _ in the teahouse.A. left B. remained C. delayed D. deserted4. Please remain _ until the plane has come to a complete st

20、op.A. to seat B. to be seatedC. seating D. seatedgive birth to 生出，产出生出，产出She_a second child in January. 一月份的时候她生了第二个孩子。一月份的时候她生了第二个孩子。The Chinese nation _many national heroes and revolutionary leaders. 中华民族养育了很多民族英雄和革命领袖。中华民族养育了很多民族英雄和革命领袖。gave birth tohas given birth to12. (L.46) Thus, they have, i

21、n their turn, become the most important animals on the planet.译译: When it is in my turn, I am too excited to speak.【拓展】【拓展】 in turn: 依次；依次；反过来反过来 ( in return-作为回报作为回报) take turns to do/doing sth.: 轮流做某事轮流做某事 turn _: 调小音量；调小音量；拒绝拒绝 turn _: 调大音量；调大音量；出现出现 turn _: (使使)变成敌人变成敌人downupagainst The help we

22、give to others will _ turn give ourselves pleasure. He said that he would die than to turn _ his country. He tried to join the army but was turned _ because of poor health.My boss hasnt turned _ - I hope he isnt ill.inagainstdownup13. (L.48) ,which prevents heat from escaping from the earth.prevent

23、sb. (from) doing sth.:阻止某人做某事阻止某人做某事= stop sb. (from) doing sth. = keep sb. from doing sth.注注: keep sb. from doing sth.中中from不可省略不可省略, 但在被动中但在被动中, from都不可省。都不可省。Ex: We must prevent them from making trouble. You should prevent the child from injuring himself. In order to keep the children _ swimming

24、in the river, Mr. Smith kept them _ staying home all day.from; from B. from; 不填不填不填不填; from D. 不填；不填不填；不填 Some measures should be taken to _ the soil _.prevent; to wash awaystop; being washed awaykeep; to wash awayA. keep; washing awayBBpuzzle vt.&vi. (使使)迷惑；迷惑；(使使)苦思苦思 n.谜；难题谜；难题 puzzled adj.无法了解的；

25、困惑的无法了解的；困惑的 puzzling adj.令人费解的令人费解的1). Her reply _me. 她的回答把我弄糊涂她的回答把我弄糊涂了。了。 2). Their reason for doing it is still_ to me. 他们为什麽要做此事我仍莫名其妙。他们为什麽要做此事我仍莫名其妙。重点用法重点用法sth. puzzles sb. sb. be puzzled by sth. solve a puzzle in a puzzlepuzzleda puzzle某事使某人迷惑某事使某人迷惑某人对某人对感到迷惑感到迷惑解决一个难题解决一个难题不知如何是好，很迷惑不知如何

26、是好，很迷惑14. (L.50) (Whether life will continue on the earth for millions of years to come) will depend on (whether this problem can be solved). You cant depend on others to help you. All living things depend on the sun for their growth.【拓展】【拓展】 That depends. It depends. It all depends.口语“看情况看情况”我们都我们都

27、靠你靠你来做决定了来做决定了 Well all _ to make a decision.明天是否能开校运会明天是否能开校运会取决于取决于天气天气 Whether to hold the sports meeting or not will _.Tell him what you want to say; hes a man to _. A. count B. believe C. trust D. depend 解析解析: count on sb. believe in sb. depend on sb. trust (in) sb.depend on youdepends on the w

28、eatherC同义“相信相信/信赖某人信赖某人” cheer up 感到振奋；（使）高兴起来感到振奋；（使）高兴起来The fans _when they saw their favorite star. 看见自己喜欢的明星，看见自己喜欢的明星，“粉丝粉丝”们兴奋起来了。们兴奋起来了。Tom bought his girlfriend a large diamond ring to _. 为了哄女友高兴，汤姆给她买了一棵大钻戒。为了哄女友高兴，汤姆给她买了一棵大钻戒。cheer sb. on 为某人加油；鼓励为某人加油；鼓励The crowd_ the runners_ as they sta

29、rted the last lap. 赛跑进入最后一圈时，赛跑进入最后一圈时，观众为运动员加油鼓劲。观众为运动员加油鼓劲。cheered upcheer her upcheered on1）A is + 倍数倍数 + as + adj./ adv. + as B 2）A is + 倍数倍数 + 比较级比较级 + than B 3）A is + 倍数倍数 + the size (height, length, width等等) + of B 中国的人口大约是美国的中国的人口大约是美国的6倍。倍。我们学校的学生数量比他们学校的多三倍。我们学校的学生数量比他们学校的多三倍。这个房间比那个房间大这个房

30、间比那个房间大3倍。倍。这个房间是那个房间的这个房间是那个房间的3倍大。倍大。长江差不多比珠江长两倍。长江差不多比珠江长两倍。The population of China is about six times as large as that of the United States. The number of students in our school is three times larger than that in theirsThis room is three times larger than that one.This room is three times the si

31、ze of that one.The Yangtze River is almost twice longer than the Pearl River. now that 既然既然 = since Now that everyone is here, lets discuss the problem. Now that you have got such a chance, you might as well (不妨，最好不妨，最好)make good use of it.break out 它与它与happen, take place, come out等词的等词的用法一样，是不及物动词，不能带宾语，用法一样，是不及物动词，不能带宾语，不能用于被动语态。不能用于被动语态。 例句：例句：The first world war _in 1914 补充：补充：come about 发生发生 How did it_ that you got lost? 你怎么会迷路了呢？你怎么会迷路了呢？broke outcome about