必修3Uni4-5教师用.

1、 高中英语 必修三 Unit 4 Astronomy: the science of the stars 5 知识梳理 1.gradually adv逐渐地，逐步地，渐进地 e.g. The weather gradually improved. 天气逐渐转好。 e.g. Gradually，he began to understand 他渐渐地开始明白了。 思维拓展 gradual adj 逐渐地，渐进的，(斜坡)不陡的，平缓的 gradualism n. (社会变革上的)渐进主义，渐进主义,政策 graduate n.大学毕业生; v. 大学毕业 graduation n.毕业，毕业典礼

2、graduated adj 分等级的，分层次的，(容器或量具) 标有刻度的2. asas的用法小结(1)as+形容词、副词原级+as e.g. The work is not so easy as you imagine. 这项工作绝不像你想像得那样简单。(2) as + adj + a/an + 单数不可数名词/ 复数可数名词+ ase.g. I have read as many English book as you have我读过的英语书和你读过的一样多。 e.g. Mary is as beautiful a girl as Daisy玛丽和戴西是一样漂亮的女孩。 词组拓展as ma

3、nymuch as 多达 as light as feather轻如鸿毛 as soon as 一就 asso far as 远到，一直到as early as早在 as strong as a horse气壮如牛as long as长达 as well as除之外，还as good as与几乎一样 asas possible尽可能地 3.英语“倍数”巧表达 英语中表达倍数常用once ,twice, three times.不论用何种句型都包括它本身的基数在内。可译为“是的倍”，或“增加到倍”。句型如下： (1)数词十times十比较级十than egThe box is five time

4、s bigger than that one 这只箱子是那只箱子的五倍。 (2)数词十times十as十原级十as egAsia is four times as 1arge as Europe 亚洲是欧洲的四倍大。 (3)数词十“times+名词(the sizewidth of) egThis hall is five times the size of our classroom 这大厅是我们教室的五倍。 (4)数词+“times十what+引导的从句 egThe production is now three times what it was ten years ago目前的产量是十

5、年前的三倍。 4.mass n.团，块，堆；大量，众多 adj群众的，人数极多的the masses群众，民众 a mass of和masses of都意为“许多”，后可跟可数名词复数形式，也可跟不可数名词。a mass of sand一堆沙floating masses of ice大块大块的浮冰5now that意思为“既然”。在意思和用法上同since，引导原因状语从句。egNow(that)you mention it，I do remember the incident经你一提，我想起那件事了。6.exhaust vt. 使筋疲力竭，使疲惫不堪，用完，花光，耗尽egThere is

6、no need to exhaust yourself clearing up 你不必筋疲力竭地收拾。e.g. Dont give up until you have exhausted all the possibilities只要还有可能就别放弃。6.amaze vt使大为惊奇；使惊愕 eg. His success amazed me! 他的成功令我惊讶! e.g. We were amazed at the news 我们对这个消息感到惊讶。e.g. He amazed everyone by passing his driving test 他驾驶考试及格使大家很惊讶。 思维拓展 a

7、mazed adj. 感到惊奇的，觉得惊讶的 amazing adj.了不起的，令人惊讶的 amazingly adv令人惊奇地，令人惊讶地amazement n.吃惊，惊奇 典题精练1.The rock _ wears away due to the action of the water.(W.XX) A. gradually B. finally C. immediately D. generally2. The committee is discussing the problem right now. It will _have been solved by the end of n

8、ext week. (W.XX) A. eagerly B, hopefully C. immediately D. gradually3. It is generally believed that teaching is _ it is a science. (W.XX) A. an art much as B. much an art as C. as an art much as D. as much an art as4. Our neighbor has _ours. (W.XX) A. as a big house as B. as big a house as C, the s

9、ame big house as D. a house the same big as5. The amount of money that he saved reached _30,000 dollars. (W.XX) A. as many as B. as much as C. as high as D. as far as6.After the new technique was introduced ,the factory produced_ tractors in 1998 as the yearbefore. (W.XX) A. as twice many B. as many

10、 twice C. twice as many D. twice many as7. Americans eat_ vegetables per person today as they did in 1910. (W.XX) A. more than twice B. as twice as many C. twice as many as D. more than twice as many8.The house rent is expensive. I' ve got about half the space I had at home and I' m paying _

11、 here. (W.XX) A. as three times much B. as much three times C. much as three times D. three times as much9. _ are often the makers of history. (W.XX) A. The masses B. The mass of people C. A mass of people D. Masses10. _you've got a chance, you might as well make full use of it. (W.XX) A. Now th

12、at B. After C. Although D. As soon as11.-How do you like your new job? -I find a full day' s teaching _ me. (W.XX) A. exhausted B. exhausts C. exhausting D. exhaust12.Within three days they had _ their supply of food. Which of the following is wrong? (W.XX) A. exhausted B. used up C. run out of

13、D. given out13.Visitors are often _to discover how little the town has changed. (W.XX) A. amazing B. amazed C. amazingly D. being amazed14. Although he is only a child, what he says is _.Which of the following is wrong? (W.XX) A. surprising B. amazing C. interesting D. amazed15.It is reported that t

14、he United States uses _energy as the whole of Europe. (W.XX)A. as twice B. twice muchC. twice much as D. twice as much16.The young dancers looked so charming in their beautiful clothes that we took _pictures of them. (W.XX)A. many of B. masses of C. the number of D. a large amount of 17.E-mail,as we

15、ll as telephone,_ an important part in daily communication. (W.XX)A. is playing B. have played C. are playing D. play18. Masses of students _a mass of homework should be done in order to improve their studies, but in fact the mass of the homework _every day. (W.XX)A. thinks: is left B. think; is lef

16、t C. think; are left D. thinks; are left19._she is out of job, Lucy has been considering going back to school, but she hasn't decided yet. (W.XX)A. Because of B. Now thatC. For D. With20.He _ for ten years but still doesn't want to leave office, (W.XX)A. has been in power B. has come to powe

17、r C. took office D. came into power21. I _ at her knowledge of French literature. (W.XX)A. amazed B. was amazed C. Was amazing D. was amazed myself22. The fire _ at the gas station last night made the people living around it quite frightened. (W.XX)A. broke out B. broke down C. broke away D. broke u

18、p23.There are _ little children that you can't look after _ many. (W.XX)A. such; so B. such; such C. so; so D. so; such24.-Could I speak to Harry Peter, please?-Wrong number, I am afraid. There is _ person. (W.XX)A. no so B. such so C. not a such D. no such a25.-What do you think of the trip?-Ve

19、ry _ . After that I slept a whole day. (W.XX)A. exhausted B. exhausting C. exhaust D. to be exhausting26.Remember, they want someone who works well with people. You' ve got to show them_easy-going you are! (W.XX) A. how B. what C. that D. which27.-It is sunny but why did the weatherman say there

20、 was a shower in the afternoon? -Anyway, take an umbrella _it rains. (W.XX) A. as if B. in caseC. so that D. even though28. In front of the whole class, he made his promise _ he would win the prize. (W.XX) A. that B. which C. what D. whether29.-I have a front row ticket for you. -Thank you, but I pr

21、omised my friend that I' d _her children. (W.XX) A. watch B. care C. observe D. notice30. Top players must have excellent ball control, but it is not just _ they do with their feet _ counts. (W.XX) A. how; that B. that; what C. what; that D. whether; what31. Our city has developed into a big cit

22、y, which is _ it used to be. (W.XX) A. four times larger than that B. four times the size of what C. four times the size larger than what D. as four times the size as that32.-It remains to be seen _ the plan can be put into practice, -It depends on your determination. (W.XX)A. whether B. whereC. how

23、 D. that33.Some researchers believe that there is no doubt_ a cure for AIDS will be found. (W.XX) A. which B. that C. what D. whether34, Hope Project aims at helping more children m poor areas to _ education. (W.XX) A. accept B. keep C. receive D. develop35. _the search engine just gave me some brie

24、f introductions rather than the whole content of the book to read. (W.XX) A. Luckily B. Mostly C. Funnily D. Disappointingly36. When he came back, he found the bag he had _ over the seat was gone. (W.XX) A. left to hang B. left hanging C. left hung D. to leave hanging37._ is hard is to do, good all

25、one' s life and never do anything bad. (W.XX) A. He B. It C. That D. What38.Does this meal cost $ 509. I _ something far better than this! (W.XX)A, prefer B. expect C. suggest D. suppose39._ matters most in learning English is enough practice. (W.XX) A What B. Why C. Where D. Which40.-Excuse me

26、sir, where is Room 3017? -Just a minute. Ill have Bob _ you to your room. (W.XX)A. show B. shows C. to show D. showing41.-I' ve studied growing plants as one of my interests. Could I make some suggestions? (W.XX) .A. You will make it , B. Go right aheadC.Don' t mention it D. Take it easy42.E

27、mergency line operators must always _and make sure that they get all the information they need to send help. (W.XX)A. grow B. appear C. become D. stay43.What we used to think _ impossible now does seem possible. (W.XX) A. is B. was C. has been D. will be44. AIDS is said_ the biggest health challenge

28、 to both men and women in that area over the past few years. (W.XX) A. that it is B. to be C. that is has been D. to have been45._ makes this shop different is that it offers more personal services. (W.XX) A. What B. Who C. Whatever D. Whoever46.The computer system_ suddenly while he was searching f

29、or information on the Internet. (W.XX)A. broke down B. broke outC. broke up D. broke in47.Elephants have their own way to tell the shape of an object and _ it is rough or smooth. (W.XX)A.不填 B. whether C. how D. what48.Bill was doing a lot of physical exercise to build up his _.(W.XX) A. ability B. f

30、orce C. strength D. mind49.It is known to all that _ you exercise regularly ,you won't keep good health. (W.XX) A. unless B. whenever C. although D. if50-Would you mind my coming over and having a look at your new garden? My little son's curious about those roses you grow. (W.XX) -_. You'

31、;re welcome. A. Yes, I do B. Never mind C. Yes, please D. Not at all51. He hurried to the station, only _that the train had left. (W.XX) A. to find B. finding C. found D. to have found52. The Foreign Minister said, "_ our hope that the two sides will work towards peace." (W.XX) A. This is

32、B. There isC. That is D. It is53.You're not allowed _ notices on this wall without special permission. (W.XX)A. to hurry up B. to send upC. to put up D. potting up54. _come into leaves or bloom is obviously a sign of spring. (W.XX)A. Trees B. The treesC, That trees D. What trees55. I found _ to

33、answer all the questions within the time given. (W.XX)A. no possibility B. there was possibilityC. impossible D. it impossible56.Don't put the chair too _ to the stove. Dry wood _.fire: easily, you know. (W.XX)A. close; catches B. near; makesC. closely; takes D.' nearly; burns57.The fire _ t

34、hrough the hotel very quickly but everyone was able to get out. (W.XX) A. spread B. got C. lived D. went58.We won't give up_ we should fail ten times. (W.XX)A. even if B. since C. whether D. until59.It was_ that we went camping in the mountains. (W.XX)A. such nice weather B. so nice a weatherC.

35、such a nice weather D. too nice weather60.At first, I was not too sure about the answer to the question of the first importance. However,_ I worked it out at last with her help. (W.XX)A. to my joy B. to my disappointmentC. in a word D. in other words61.The supermarket was on fire._ 500 people were c

36、aught in it, as was reported. (W.XX)A. As many as B. As much asC. As well as D. As far as62. I hurried to school_ I wouldn ' t be late for class. (W.XX)A. as ff B. so thatC. now that D. because of63.Some children shouldn' t be _ from school although they dislike studying. (W.XX)A. suffered B

37、. removedC. prevented D. protected64. What worried the child most was_ to visit his mother in the hospital. (W.XX)A. his not allowing B. his not being allowedC. not his allowing D. not his being allowed65. _ you' ve passed the test, you can drive a car on your own. But you still should be carefu

38、l. (W.XX)A. Even if B. However C. Now that D. Unless66.I forgive him, for I believe he will realize my kindness _ I'll just wait for that moment. (W.XX)A. of course B. in fact C. after all D. in time67.At last we found a _place and the cruel man didn't find us _behind the tree. (W.XX) A. hid

39、den; hiding B. hidden; hidden C. hiding; hidden D. hiding; hiding 语法填空 M: Id like to make 1 about your educational background, Miss Shelly. Your major was English, wasnt it?W: Right. I graduated from New York University in 2006.M: Fine. And could you please tell me 2 you have got any working experie

40、nce?W: Well, I 3 for Singapore Airlines at the moment, in their San Francisco office.M: And 4 are you exactly there now?W: I work in the department of sales promotion.M: I see. And how long have you been working there?W: For two and a half years.M: Would you mind 5 me your present salary?W: Im makin

41、g twenty-two hundred and eighty a month at present. And I know your starting 6 of this position is about $2,600 a month.M: Thats right.W: Id like to know if your company provides opportunities for 7 education.M: Yes, our employees 8 to take up six hours a week at full pay, to attend college courses.

42、W: Thats very generous.M: Well, Ive enjoyed talking with 9 . Well inform you within the week.W: Thank you. I appreciate 10 time youve given me. 能力提升 (三智题库)One of the most important events in the Olympic Games is the Marathon race . The _1_ one of the great events in Greek history .In 490 B.C .about

43、10000 Greeks fought _2_ the Persian army at a place _3_ Marathon . It is said that the Persians were ten times as many as the Greeks .But , _4_ the brave attack of the Greeks , the Persians were badly beaten and _5_ away from the plain of Marathon . When the Persians had run away, a soldier , who wa

44、s the most famous _6_in Athens , was ordered to carry the good news to the city _7_ full speed .Although he had fought though the battle and received many wounds , the soldier at once started off towards the _8_ city . It was twenty-six and a quarter miles _9_ the plain of Marathon to the Marketplac

45、e of Athens , where the elders of Athens had gathered waiting for news . He ran and ran _10_ hills and across plains . As he went on , his lips became dry and his breathing hard . But he thought of the _11_ of the people of Athens _12_ hearing the news , and he ran harder than ever .The elders of Athens heard a great shout and saw a soldier staggering (蹒跚)towards them . "Rejoice ! Rejoice ! We won !"