Unit 4 Astronomy 单词学案
教师寄语：The sun shines all alike. (机会面前人人平等)。 Write the right forms of the following words: 1.violent adv.____________________n.
______________________ 2. harmful (antonym) ___________________ n.&v. ____________________ 3 .lie(说谎)（ving）_____________ (p.t) _____________(p.p) ______________ 4.lie(平躺，平放)（ving）___________ (p.t) _____________(p.p) ______________ 5.lay（ving）___________ (p.t) _____________(p.p) ______________ 6.puzzle adj ________________ __________________ 7.biology n.(生物学家) ________________ (adj) ________________ 8.physicist (adj 物理的) _______________ (n.物理) _____________________ 9.exist(n.) ________________ Important words: 1.system n._____________ _______________ ______________ ______________ The solar system consists of the sun and it’s planets . Every education system is a mirror that reflects the culture of the society. Take a walk every day — it’s good for the system. There is a good system of teaching language. 2. in time _____________ ____________________ We got to the station just in time to catch the bus. We got to the station just in time for the bus. If you work hard ,you will succeed in time. 总结短语：及时赶上做某事 ___________________ ________________________ Time 的相关短语 准时；按时________________同时__________________ in no time _______________ at one time ___________at a time _____________ ahead of time ________________ all the time____________at times_______________ from time to time_________________ take one’s time _________________________ 练练你的能力： 他及时赶上了第一节课。_________________________________________ 练习： 1.You will succeed ________ because you are always working hard. A. in time B.on time 2.Will you be home ________ to see the children before they go to bed? A.on time B.in time C.at a time D.at one time 3.________，I lost heart in English learning，but my teacher often said to me“Keep on studying hardand you’ll succeed________.” A.At a time,in time B.At a time,on time
C.At one time,in time D.At one time,on time 4.—Does he often ask you for help? —Oh，no，only________. A.all the time B.at one time C.at a time D.at times 5.—I am afraid I can’t return the book to you before Friday. —________. A.Don’t be afraid B.Be careful C.Not at all D.Take your time 3. harmful adj.________________(反义词) __________________ n._____________ 短语：对??有害_______________ ______________________ ［反义 n.］_____________ adj.有益的 _____________ 短语：对….有益 _____________________________________ It is a nice dog. It won’t do you any A.ill B. bite C. hurt D. harm It is ______to your health to drink too much. A.harm B harmful 4.lay eggs 翻译并体会: ① He laid his shoulder on my shoulder. ② Don't lay the glass on the corner of the table. ③ John laid the table. ④ The hen is laying an egg. 总结：lay-- ___________ ---- __________ 意思是_______________ ____________ ① He wasn't telling the truth. He lied again. ② She lied to us about her job.. 总结： lie---- ___________ ---- __________意思是_________ 向...撒谎 ____________ ① He felt tired, so he went and lay down for a rest. ② The city lies in the north of China. ③ His success lies in hard work. 总结：lie---- ___________ ---- __________意思是_________ ___________ 在于___________________ 练习： The cook _____ that the eggs _____ on the table was _____ by him. A. lied; laid; lay B. lied; lying; laid C. lay; laid; laying D. lay; lying; laid 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; lain C. lied; laid; lain D. lied; lay; laid 5.exist vi. _____________ ______________ existing __________ Does life exist on Mars? They are so poor that they can hardly exist. Food will get cheaper under the existing conditions. There exist some misunderstandings between them exist in _______________ exist on _____________ There exists/exist…..______________
现场热身 Man can’t ______________without air. Matter can exist _______a solid，liquid，or gas. Under the __________ school rules, we mustn’t take the mobile phones to school. It was impossible for them to ________________ such a small income 6.give birth to _______________________ ____________________ The Chinese nation has given birth to many national heroes. Some scientists say that the earth gives birth to the moon. The mother gave birth to a lovely girl. The extraordinary experience gave birth to his latest novel． 7. in one's turn _________________ _________________ Man has appeared in the world. In their turn ,they became the most important animals. When it is in my turn? I am too excited to speak. in turn _________________ take turns to do sth. ______________________ It is one's turn to do sth. _________________________ 该轮到你读课文了。 ____________________to read the text. 她依次向每一个人问同样的问题 She asked the same question of everyone _____ .。 练习： People try to avoid public transportation delays by using their own cars and this___________creates further problems. A.in short B.in case C.in doubt D.in turn 8.prevent/stop/keep...from _______________ 注意：_____________________________ 中的 from 不能省。 ⑴ 雨使我们不能踢足球了。The rain_______________________________. ⑵ 一旦他下定决心，任何事情都无法阻止他改变主意。 ___________________________________________________________ 练习： All possible means _____.However,nothing can _____ him dying of lung cancer. A.has tried,stop B.have tried,keep C.has been tried,prevent D.have been tried,stop 9.puzzle n_______________________ v.______________________ be puzzled by ______________ be a puzzle to sb ___________________ puzzling adj. ____________ puzzled adj. _________________ ⑴ Her decision was a puzzle _________ him. ⑵ His recent behavior __________________ (使我迷惑不解). ⑶ His answer sounds ___________(puzzle) and we are all___________ (puzzle) 练习： She lost heart since she failed in the exam. She felt _____ about her future. A.puzzle B.puzzling C.puzzled D.puzzle
10.pull n. & vt. ________________ __________________ _______________ ①He pulled the door open and rushed out.。 ②The police car signalled to us to pull in. ③We waved as the train pulled out of the station。 ④The doctor told me that I would pull through. 短语：pull down___________________ pull in___________________ pull out___________________ pull through_________________ 选择适当的短语填空。 (1)Houses were ________ to make way for a new highway. (2)Cheer up! Take more exercise every day and you will________. (3)John ________ behind me and parked. (4)Be careful when you ________of the driveway. 11.cheer vt. & vi. __________________ ________________ adj.高兴的 ___________________ adj.不高兴的_____________ 1).The crowd cheered loudly as the Queen appeared. 2).He was greatly cheered by the news. 3).Cheer up! We are near the finish line. 4).I cheered up when I heard the news 5) .The crowd cheered the runners on 短语：cheer up ____________________ cheer on ___________ [练习] 用 cheer 的短语或其适当形式填空。 1). Your visit has greatly _______ him ______. 2). You look as though you need ____________________ up. 3) Why not ________ ________ his wonderful performances? 练习： —I’m thinking of the test tomorrow. I’m afraid I can’t pass this time. —________.I’m sure you’ll make it. A．Go ahead B.Good luck C.No problem D.Cheer up 12.now that 是__________ 词， ___________ ___________ = ______________ Now that we are alone ,we can speak feely. Please don’t back out now that everything has been arranged. 练习： 1._______you’ve got a chance, you might as well make full use of it. A. Now that B. After C. Although D. As soon as 2.—Did you return Fred’s call? —I didn’t need to ______ I’ll see him tomorrow. A. though B. unless C. when D. because 13.break out ____________ ____________ ____________ 无_______ The Second World War broke out in September 1939. Lenin was in Switzerland when the Russian Revolution broke out.
A big fire broke out in the market yesterday. During the election period , a big strike broke out. He broke out laughing at the sight of her performances. 与 break 相关的短语: break down____________ ____________ ____________ ____________ ____________ break in___________ _________break away from _______________ ____________ break through _________________break up _________ ____________ break one's word/promise _______________ EX.I was still sleeping when the fire ____, and then it spread quickly. A. broke out B. put out C. came out D. got o 14. watch out for _____________ _______________ The cashiers were asked to watch out for the forged banknotes. Watch out for the stairs----they are steep. When you go hiking, watch out for the dangers. Watch out ! There’s a car coming . Important sentences in reading : 1.根据一个广泛接受的理论，宇宙开始于把物质投向四面八方的大爆炸。 _________ _______ a ________ accepted theory, the universe began with a “Big Bang” that threw matter _________ __________ _____________. 2.随后它会变成什么样子还不确定 What it _________ ________ ________was uncertain. 3.地球变得如此剧烈动荡以至于这个形状是否会持久还不确定 The earth became _______ violent ______ ______ was not clear _____the shape would last _____________ __________ 4.这就产生了连锁反应，是生命发展成为了可能。 This produced a chain reaction, ________ _______ _____ ________ for life ____ _______ 5.恐龙为什么突然灭绝仍然是一个谜。 __________ the dinosaurs suddenly disappeared _________ a mystery. 6.他们把太多的二氧化碳排放到大气中，这件事就阻止了不能释放到空气当中。 They are putting ________ ______carbon dioxide into the atmosphere,_________ _________heat ______ ___________ from the earth into space. 7.由于这个，很多科学家认为地球可能变得太热了以至于不能在上面生存。 _________ ______ _______ ________ this, many scientists believe the earth may become__________ ________ _______ _______ ________. 8.在未来的数百万年中，生命能否在地球上延续取决于这个问题能否得到解决。 _______ life will continue on the earth for _________ of years ______ _______ will _______ ______ ______this problem can be solved.
9.过去在太阳系中有九颗行星。 __________ ________ ________ _______ nine planets in the solar system. 10.生命如何在地球上开始是科学家发现的很难解决的最大的难题之一。 _________ life began _______ ______is one of the ______ that scientists found hard ______ __________. Language points in reading. 1. depend on/upon 1) _________________ You mustn’t depend on others to help you. All living things depend on the sun for their growth. You can’t depend on it that he will come here on time. 短语：依靠某人做某事_________________ 依靠某人得到 ___________________ 2)________________ Your success depends on whether you work hard. That /It (all) depends. _____________________________ depend on it that … ______________________________ Tell him what you want to say; he’s a man to _________. A. count B. believe C. trust D. depend 2. remain/leave 1) remain v __________ So many years passed, he remained a teacher. Ten minutes later , he remained silent/sitting there. 总结：remain +_________/_____________ 2) After the storm, nothing remained in the village. 总结:remain ______________。无__________ 比较 remain& leave After the storm，nothing was left. After the storm, nothing remained . 总结 remain ________________ leave _________________ 剩余的书 the _______________books = the books ________ 3) The problem remains to be solved. 总结：有待于被…. ______________________________ 现场热身 1). Someone ______ you this note while you were out. 2). After the earthquake, little _________of the village. 3). He used the ___________money to buy a dictionary. 4). After buying the dictionary, he had not much money_____________. 5). Arriving home, I found that I’d ___________ my key in the office. 6). A great many things remain __________________ (do).
3.be to do (1)表示_________. We are to meet at the gate of our school. (2)表示__________ He was to become a pianist after so many years of hard work． (3)表示“____________ 意思是______ 通常用于 if 句中。 If you are to succeed , you should work hard. 练习： In a room above the store, where a party ____, some workers were busily setting the table. A.was to be held B.has been held C.will be held D.is being held 4.Make it possible for sb to do 意思是______________________________________ 句型： make it+ adj. +for sb. to do.中 it 是________宾语， ___________是真正的宾语。 We find it impossible to climb to the top of the hill in such bad weather. it 作形式宾语时常用在 find/make/think/consider＋it＋adj./n.＋to do 结构中。 ⑴ 因特网使我们有可能用很短的时间从其他国家获得更多的信息。 The Internet has _____ ____ _________ ______ ___ _____ _____ information from other countries in much less time. ⑵这本书使我学习英语容易多了。 The book _____ ____ _________ _____ ____ ______ learn English.
Walking _______ need _______ ________ ________ practise ________ _______ gravity has changed.
Using language : Reading
I. Retell the text Last month I visited the moon with my friend. Before we left, I was told the force of g_____ would change three times on our journey. Then we took off. As we left the earth, I became very h_____. Gradually the weight l_______. When I was in space, it d__________. We f_______ weightlessly in the cabin and I c_____ ___. When I was on the moon, I was surprised to find out even walking needs lots of practice n__ ____ gravity changed. The returning of the earth was very f_________. We were amazed to watch fire b____ ____ on the outside of the ship. Ⅱ Language points. Important sentences: 1.上个月我很我够幸运有机会到太空旅行。 Last month I was ________ ________ to ______ a________ to _______ _____ _____ ______ ________. 2.当我们靠近月球的时候，我感到他的重力在拉我们,但是他不像地球那样引力强。 When we _______ ________ _______the moon, we shall feel its gravity _______ us,but It will not be ________ ________ __________ ___________ _______the earth’s. 3.当我试着向前迈步时，步子的跨度是地球的两倍,我摔倒了。 When I tried to _________ _________, I was carried ________ _______ _______ _______ on the earth and __________ _________. 4.既然重力改变了，走路的确需要一些练习。
5.过了一会儿我掌握了走路的技巧。 After _______ ________I ________ _______ ________ ________ it. Language points: 1.now that : __________ ____________= _________________引导_______从句。 既然已完成了工作，你就应该好好休息一下。 You ought to have a good rest________________________________ . 既然你恢复了健康， 你可以去旅行。 _____________you are well again， you can travel. 2.倍数的表达。(weight ,length, distance, price ,size ,age ?) 倍数的表达：__________________ ___________________ ___________________ 这把尺子是那把的三倍长。 This ruler is _________________________ that one. =This ruler is _________________________that one. =This ruler is __________________________ that one. 这个房子是那个的三倍大。 ___________ . 练习： 1. Peter’s jacket looked just the same as Jack’s, but it cost ______ his. A. as much twice as B. twice as much as C. much as twice as D. as twice much as 2. According to statistics, a man is more than twice as likely to die of skin cancer ____a woman. A. than B. such C. so D. as 3.Ten years ago the population of our village was ________that of theirs. A.as twice large as B.twice as large as C.twice as much as D.as twice much as 3. as….as …. 意思是________________ 其否定为_______________________ _______________________ He is as tall as Jim . = He is as tall a boy as Jim As + _____/______+ as + 比较对象 As + ____________________+ as +比较对象 As+ _________/_______ +n. + as + 比较对象 练习： Our neighbor has _____________ours. A.as a big house as B.as big a house as C.the same big house as D.a house the same big as 请总结本课时短语：
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