河北省石家庄市第一中学高中英语 unit4 Astronomy language points教学课件 新人教版必修3.ppt

1、1.What it was to become was a mystery until the dust began to slowly combine into a ball moving around the sun.1._ （使大家吃惊的是）is that he didnt come to the meeting.What surprised everybody 2._（他所做的）added to our difficulty.What he did _ we cant get seems better than _ we have.A.What;what B.What;that C.T

2、hat;that D.That;what_ made the school proud was _ more than 90%of the students had been admitted to key universities.A.What;because B.What;that;C.That;what D.That;becauseAB2.The problem was that the earth became violent because it was not clear whether the solid shape was to last or not.问题是地球开始变得激烈动

3、荡，不知道这个固体形状是否会继续下去。n.固体 solid,liquid,gasadj.固体的；实心的,无空隙的；结实的，坚固的solid fuels solid food a solid sphere(球体)solid furniture1)Matter has three states:solid,liquid and gas.2)When water freezes,it becomes solid and we call it ice.be to(do):(something)will definitely happen,or it must happen将来不可避免要发生或注定要发生

4、e.g.They said goodbye,little knowing that they were never to meet again.She is to be honored for this great work.As a young man he didnt know that he was to become famous later on.1)表示命令，义务，职责等，（长辈要求晚辈）eg:You are to report to the police.The book you borrowed are to be returned before July 5.2)表示按照计划

5、或安排将要做的事，其完成式表“本来打算做某事”(公告，广播中)eg:I am to leave for Shanghai.We were to have been married last week.3)用于与将来事实相反的虚拟语气 eg:If it were to rain tomorrow,we would stay at home.3.It exploded loudly with fire and rock,which were in time to produce the water vapour,1).vt.vi（使某物）炸开，爆炸；炸弹，火药）爆炸2).（指感情）激发+with

6、anger 勃然大怒3).（指人口）突然或迅速增加The firework exploded in his hand and he was hurt seriously.I was frightened when she exploded into loud laughter.Now it is not easy to find jobs with the exploding population.迅速增长的人口explosion n.爆炸（声）explosive adj.爆炸性的，易爆炸的n.炸药，爆炸物.It exploded loudly with fire and rock,which

7、 were in time to produce the water vapour,.in time(for sth/to do sth):not late 及时；不迟in time:sooner or later;迟早；最后总有一天我会遇见他。她来得及回来准备晚饭。She will be back in time to prepare dinner.Ill see him in time.in/out of time:in/not in the correct time 合/不合节拍The audience clapped in time to the music.观众合着音乐的节拍拍手。与

8、time相关的短语:in no timeat times:from time to time at a time at one time once upon a timeon time for the time beingfrom time to time take ones time立刻,马上有时每次;一次曾经从前按时;准时暂时=for the moment不时地从容进行1.We _(刚好赶到)for the bus.2.If you keep on,you will succeed _.(总有一天)3.The train pulled in _.(按时)4.This is a diffic

9、ult problem,_(同时)it is extremely interesting.5._(曾经)we met frequently.6._(决不)will China be the first to use nuclear weapons.were just in timein timeon timeat the same timeAt one timeAt no timethe last time,every/each time,the first time,the moment/minute/second 以上为名词性短语充当连词，引导时间状语从句。I thought her ni

10、ce and honest _ I met her.(98Sh)A.first time B.for the first timeC.the first time D.by the first time_ I listen to your advice,I get into trouble.A.Every time B.Every time that C.Each time when D.When that cA4.As the earth cooled down,water began to appear on its surface.随着地球的冷却,地球的表面就开始出现了水。cool ad

11、j.凉快；冷静；冷淡v.（使）变冷；冷静下来=calm/settle down 1)Lets sit in the shade and get cool.2)I knew I had to keep cool.3)His play received a cool response from the public.4)The rain has cooled the air.5)Let your soup cool a little before you drink it.6)A heated argument can be settled better if both sides cool do

12、wn first.7)I tried to cool her down but she was still very angry when she left.presence n.出席，到场；存在in the presence of sb=in ones presence 在某人面前，有某人到场in the presence of sth 有的存在He never seemed at ease in my presence.Your presence at the meeting made us happy.be present at be absent from 6.allows the e

13、arth to dissolve harmful gases,whichallow vt.允许、许可、容许allow+n./pron./doing allow sb.to do be allowed to doallow+n+prep/adv 允许进入，出去，通过My father doesnt allow smoking at home.In fact he doesnt allow us to smoke anywhere at any time.父亲不允许在家里吸烟。实际上，他不允许我们在任何地方任何时候吸烟。No dogs are allowed（inside）.狗不可入内be har

14、mful to 对有害do harm to sb.=do sb.harm 伤害某人，对某人有害处1)Pollution is especially harmful to animals.2)Smoking will do you a lot of harm.make+it+adj/n+for sb/sth+to do sth doing sth that 此类动词：feel consider,find,believe,take imagine,think,suppose,regard We consider it no use going to the seaside.We all consi

15、der it a pity that you didnt come.I hate it when people speak with their mouth full.As the busiest woman in Norton,she made _ her duty to look after all the others affair in that town.7.That made it possible for life to begin to develop.it作形式宾语，其真正的宾语可以是不定式，动名词和从句。1.The foreign Minister said,“_ our

16、hope that the two sides will work towards peace.”(2004BJ)A.This is B.There is C.That is D.It is 2.I like _ in the autumn when the weather is clear and bright.(NMET2004)A.this B.that C.it D.one 3.Why dont you bring _ to his attention that you are too busy to do it?A.this B.that C.what D.it DCD4.Why?I

17、 have nothing to confess._ you want me to say?A.What is it that B.What it is that C.How is it that D.How it is that 5.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;whereAA8.They multiplied and filled the first oceans and seas w

18、ith oxygen.multiply(数目上)增加，增多；乘；（使）繁殖1)Our problems have multiplied since last year.2)2 and 5 multiply to make 10.4)The plants here multiply rapidly.3)A by B or A and B together6 multiplied by 5 is 30.One can make 12 by ing 2 and 6=Multiply 6 by 5 to make 30.9.This encouraged the development of earl

19、y shellfish and all sorts of fish.encourage 鼓舞；促进；怂恿。后接名词、代词，也可接不定式作宾语补足语。如：High prices for corn and wheat will encourage farming.玉米和小麦的高价将促进农业的发展。My success encouraged me to continue.我的成功鼓励我继续干下去。He encouraged me to learn dancing.他鼓励我去学跳舞。development(1)U成长,发育；发展(过程)；扩展The development of this indust

20、ry will take several years.这项工业的发展要经过几年的时间。(2)C开发区,新社区a new housing development 新建住宅区(3)C进化,进展；新情况,新闻What are the latest developments?The use of computers in teaching is a recent development.教学上使用计算机是新近才有的事.10.Many millions of years later the first green plants began to appear on land.lateadj.迟到的，晚的

21、；前任的；以前的；已故的later adv.后来，较晚时候,过后 adj.late的比较级(更迟的,更后的)latestadj.最新的latelyadv.=recently 近来1)Mr.Zhu Rongji is the late Prime Minister of China.3)She said she would ring you later this morning.5)Its only lately that she has been well enough to go out.2)He is often late for school.4)Have you heard about

22、 the latest news?11.When the plants grew into forests,reptiles appeared for the first time.She is growing into a beautiful young woman.她渐渐出落成一个美丽的姑娘。生长成为,渐渐成为或变得（不用于被动语态）12.They produced young generally by laying eggs.Its generally believed that一般认为generally speaking 一般而言，概括来说1)Its generally believe

23、d that girls work harder than boys do.2)Generally speaking,women cry more easily than men.8.as well as/as wellHe is a worker,and a writer_.The child is lively _ healthy.Mary _ her parents likes to listen to musicas wellas well asas well as动词过去式过去分词现在分词意义lielaylainlying躺，位于lieliedliedlying撒谎laylaid l

24、aidlaying搁，放，下蛋2.The naughty boy _ to me that the hen that _ there just now had_ two eggs the day before.A.laid;laid;laid B.laid;lay;lainC.lied;laid;lain D.lied;lay;laidDD1.He lay in bed and lied to me that his cow laid an egg.13.Small clever animals,now with hands and feet,appeared and spread all o

25、ver the earth.vi.散布,传播，蔓延=get around；伸展，扩展，vt.铺开，摊开Spread A with B 将B铺在A上；将B涂在A上Spread B on A 在A的表面涂上B 1)The news spread through the school very quickly.2)Theres a desert spreading for hundreds of miles.3)He spread out his arms to welcome us.4)I spread a new cloth on the table.14.They are putting to

26、o much carbon dioxide into the atmosphere,which prevents heat from escaping from the earth into space.阻止某人做某事:prevent sb.(from)doing sth.stop sb.(from)doing sth.keep sb.from doing sth.1)We must prevent them from making trouble.2)You should prevent the child from injuring himself.If nothing prevents,

27、如果没有什么阻碍的话,.protect from/against sth.1.The bad cold stopped Alice_ taking part in the school sports meet.A.to B.of C.on D.2.The old lady cant be stopped _the club.A.to join B.from joining C.joining D.joins3.Im sorry to have kept you _ so long,A.waiting B.to wait C.have waited D.from waiting4.You hav

28、e to take some measures to _ plants_ the cold.A.stop;from B.keep;from C.prevent;from D.protect;fromDBAD escape n.vi.vt 搭配：escape+n/doing 逃脱、避免（做）escape from+地点 从逃脱sth escape sb 被某人遗忘，未被注意a narrow escape 九死一生make ones escape 逃跑Is there any way to escape punishment/being punished.He escaped from the e

29、nemys prison.That is really a narrow/near escape.His name escaped me for the moment.辨析：escape 强调逃跑的后果，而不是逃跑的动作本身。flee 强调逃跑的行为，常含“惧怕”而逃跑的意味。run away 强调动作性，有时又不辞而别之意，口语。The enemy soldiers were fleeing in all directions Nobody could foresee that he would run away.15.Whether life will continue on the ea

30、rth for millions of years to come will depend on whether this problem can be solved.depend onsb./sth.sb.to do sth.sb.doing sth.sb./sth.for sth.依靠做某事相信，信赖,依靠,依赖,视而定，取决于1)When you are in a strange place youd better depend on the map.2)You cant depend on others to help you.3)All living things depend on

31、 the sun for their growth.4)He depends on his pen for his living.wh-/it that 相信 5)You can depend on him.Hell lead you there.6)You may depend on it that she will succeed.7)Our success depends on whether everyone works hard.depend on it 没问题，请放心（句末或句首）That/It(all)depends.那得看情况而定1)Depend on it,youll suc

32、ceed.2)He may support me,but it depends.Tell him what you want to say;hes a man to _.A.count B.believe C.trust D.depend 解析:相信/信赖某人:count on sb.believe in sb.depend on sb.trust(in)sb.CWord study:Translate the following into English1.把当作2.太阳系3.总有一天；及时4.一般地说来5.信赖；取决于6.目前7.做出选择8.天文学9.氧10.阻止think of assolar systemin timegenerally speakingdepend on at presentmake choices astronomyoxygen prevent from