词形变换类题型的几个考点.

1、词形变换类题型的几个考点 一、可数名词单数变复数类： 1规则变化 : （ 1）一般情况加 -s, 如 : girls, books, pens, bags, boys, days 等。 （ 2）以 s, x, ch, sh 结尾加 -es, 如 : buses, boxes, watches, brushes等。 （ 3）以 o 结尾的名词，无生命的名词多加 -s ，有生命的名词多加 -es 。 （4）以辅音字母加 y结尾的名词,变y为i加-es,如：city cities （5）以 f 或 fe 结尾的名词变 f 或 fe 为 v 加-es。如：leaf leaves, knife kniv

2、es, shelf t shelves wifewives 等。 2不规则变化的名词要熟记： mantmen, womantwomen,child tchildren,foot tfeet,tooth tteeth,mouse tmice, people tpeople, sheept sheep, ChinesetChinese， Japanese tJapanese， deer tdeer 二、动词 / 名词变形容词类： 1 在动词后加后缀 -ful, 如： care t careful;use tuseful; thank tthankful; help thelpful; wonder

3、 t wonderful forget tforgetful 2在名词后加 -y, 如： luck tlucky, cloud tcloudy; wind twindy; rain trainy;sun t sunny, snow tsnowy noise-noisyhealth thealthy 3在名词后加 -ly, 如： friend tfriendlylove tlovely daytdaily 4方位名词加 -ern ，如： east t eastern west t western south t southern north tnorthern 三、形容词加后缀变成名词 1形容词

4、加 -ty 变成名词，如： safe t safetydifficult t difficulty 2形容词加 -th 变成名词，如： true ttruthwarm twarmthyoungtyouth 四、形容词变副词类： 形容词修饰名词、代词等作定语或表语；副词修饰动词、形容词或副词作状语。 1一般形容词词尾加 -ly 变成副词，如： slowtslowly clear tclearly quick tquickly quiet tquietly careful tcarefully sudden tsuddenly real treally polite tpolitely safe

5、tsafely wide twidely 2 以“辅音字母+y”结尾的，要变y为i加-ly ,如： easyteasily ， happythappily ， heavytheavily ， lucky t luckily ， busytbusily angry t angrily; 3.以元音字母+ e结尾，去e加-ly，如： true t truly 4以辅音字母加 -le 结尾， terrible f terribly 5形容词与副词同形，如： fast f fast hard f hard 6注意： hard 作形容词时意思是 “困难的； hardly 是否定副词，意思是“几乎不” 。

6、 五、动词变名词类： 1动词加 -er 变成名词，如： work f worker e 加 -y ，如： possible f possibly early f early farm f farmer high high 硬的； 生硬的” 等；作副词时意思是 “努力地”。 teach f teacher sing f singer read f reader speak f speaker drive f driver play f player write f writer ride f rider dance f dancer win f winner 2动词加 -or 变成名词，如： v

7、isit f visitor invent 六、基数词变序数词类： 主要掌握好 1-12 和 20、 的形式： one f first cook f cooker travel run f runner; f traveler f inventor 30、40、50、 twenty ieth three f twent conduct 指挥 60、70、80、 ieth two v. f conductor act f actor 90 及 21、22、 23 这几个序数词 f second four f fourthfifty sixty f sixt iethsix seven f sev

8、entheighty ninety f ninet iethn f sixth thirty f thirt eleven f eleventh twelve seventy f eight ieth f nin thten f third f fift forty ieth five f fort ieth f fifth f sevent ieth f twel fth eight f eight h f tenth twenty-one twenty-three twenty-two f twenty-second 七、形容词与副词的原级、比较级和最高级类 1形容词和副词的比较级、最高级

9、构成 部分双音节词或以形容词加 -ly 变成的副词和多音节词，在其前加 级和最高级。如： interesting f twenty-first f twenty-third more, most 变成比较 beautiful f more interesting ， f most interesting f more beautiful ， f most beautiful more slowly ， f more quickly slowly f quickly 不规则变化： goodf better f best many f moref mostmuch f most slowly ，f

10、 most quickly well f better fbest f moref most little t less least far tfarther/further t farthest/furthest ill t worse t worst bad/badly t worse old t older/elder 2原级： as adj./adv. “和一样 t worst t oldest/eldest 肯定） as not as / so adj./adv. “和 不一样” as （否定） “ 不如” Chongqing is as beautiful as Tina stud

11、ies math as well as Tom didn t sleepso early as Why don t you finish your homework My mother isn t 八、人称代词变化类： 要熟练掌握和运用主格、 九、常见的反义词： 1动词 buy sell remember forget love hate ask answer Shanghai. her sister in our school. me so carefully as so old as my father . 宾格、形容词性物主代词及名词性物主代词。 take die bring live

12、rise fall start finish miss catch go come 2形容词 pull push end borrow little much right left / wrong free busy few many good white black short tall / long full empty bad careful careless you used to? dead living difficult cheap expensive clean dirty easy wet dry open closed light heavy 注：词型变化不加 same d

13、ifferent strong weak to ， are ，can（ may，must 等情态动词） 习题精选 1. The mother didn t know why her daughter was crying 2. He was one of the best 3. Guan gzhou is in the 4. September 10 th is 5. Beiji ngers are true in yesterday part of China, (south) Day. (teacher) to the world, (frie nd) .(noise) s footbal

14、l match. (p lay) 6. Look! How Kate is laugh ing! (happy) 7. It s only ten rom the station to the hotel. (minute) 8. Please take care of , boys and girls. (you) 9. I don t think this is my pen, though it looks like. (I) Ian guage. (two) 10. Mrs. Read lear ned Chin ese as her 11. Do you thi nk July is

15、 12. Of all the students 13. Here are ten of the than any other month in our coun try? (hot) in our class, Lucy talks but does most. (little) n ames. (run) 14. It snowedlast night and now the streets are covered with snow. (heavy) 15. You shouldn t ride your bike so fast at the. (turn) 16. Help to t

16、hese cakes, childre n. (you) 17. Please keep your eyes. (close) 18. Joh n is thestudent in our class. (old) 19. Mike will have hisbirthday party at home tomorrow. (twelve) 20. How many are there in your class? (girl) 21. This sweater is Lucy s and that one over there is. (my) 22. Now people use comp

17、uters very . (wide) 23. What would you like, some or vegetables? (meat) 24. the help of our teacher, we couldn t pass the exam. (with) 25. We can not decide who should ope n the prese nt. (one 26. We always go to the library a week. (one) 27. The house n ext to the street are very . (noi 28. More an

18、d more have come to visit China these years. (foreig n) 29. In a few time, those mountains will be covered with trees. (year) 30. Every one knows that if Dick works , he will do much better. (hard) 31. Those flowers are beautiful. (real) 32. Uncle Wang is one of the most popular in this factory. (wo

19、rk) 33. She worked so that nobody knew she was there. (quiet) 34. Meimei is one of the bestin her class. (stude nt) 35. We can find manyin the picture.(sheep) 36. He sat down and warmed hisat the fire.(foot ) 37. fall in autumn.(leaf ) 38. Our building is eightyhigh.(foot ) 39. Do you usually come t

20、o school on?(foot ) 40. March 8 isDay.(womar) 41. The sick woma n is gett ing. (ill) 42. Are you in sports? (in terest) 43. Teachers should speak to their stude nts in away. (friend) 44. You can do the work by yourself, can you? (hard) 45. Today is aday. (cloud) 46. We are very to the teacher for his help. (tha nk) 47. The house caught a fire. The wounded man was carried to . (safe) 48.