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1、(1)v.-n.动词转化为名词,post-postage mail-mailweigh-weight advise-advice(2)v.-n.-a.动词转化成名词-形容词act-actor / actress-activechange-change-changeablev.-a.-ad.-n.动词转化成形容词，副词，名词fill-fullneed-necessary-necessarilyinterest(v. / n.) interested /interesting(4) n. a. n. a.名词转化为形容词person personal ( 个人的；私人的)fun funny(5)
2、n. pl. n. pl.名词转化为名词复数gentleman gentlemen human humans(6) a. ad. a. ad.形容词转化为副词possible possibly probable probably(7) a. ad. n.形容词转化为副词，名词true truly truthlucky luckily luck(8) 原级比较级最高级far farther / further farthest / furthestlittle less least一、名词变为形容词的方法1. 在名词后面加-y可以变成形容词(尤其是一些与天气有关的名词)。例如：rain rain
3、y, cloud cloudy, wind windy, snow snowy, health healthy, luck lucky 等。注意：1)如果名词以重读闭音节结尾，且词尾只有一个辅音字母，这时应双写词尾的辅音字母再加-y。如：sun sunny, fun funny 等。2)少数以不发音的e结尾的名词变为形容词时，应去掉 e再加-y。例如：noise noisy, ice icy等。2. 一些抽象名词在词尾加-ful 可以变为形容词。例如：care careful, thank thankful, help helpful, use useful, beauty beautiful
4、 等。3. 一些表示国家的名词可以在词尾加-ese, -ish或-n构成表示国籍、语言的形容词。例如：China Chinese, Japan Japanese, England English, America American, India Indian, Australia Australian( 注意 Canada Canadian)。4. 在名词后加-ous变为形容词。例如：danger dangerous 等。5. 在名词后加-ly变为形容词。例如：friend friendly, love lovely等。6. 在名词后加-less构成含有否定意义的形容词。例如：care car
5、eless(粗心的)，use useless(无用的)，hope hopeless( 没希望的)，home homeless( 无家可归的)等。7. 一些以-ence结尾的名词，把 ence改为ent变成形容词。例如：difference different, silence silent等。二、动词变为名词的方法1. 词形不变，词性改变。例如：work, study, water, plant等可以用作动词，也可以用作名词。2. 一些动词在词尾加上-er或-or之后就变成了表示“某一类人的名词。例如：work worker, teach teacher, singsinger, jump j
6、umper, play player, learn learner, visit visitor, invent inventor 等。注意：1)以不发音的e结尾的动词，在词尾加-r。例如：drive driver, write writer等。2)以重读闭音节结尾，且末尾只有一个辅音字母的动词，应双写末尾的辅音字母，再加-er。例如：run runner, winwinner ， begin beginner 等。3. 在动词词尾加-ing变成名词(方法与动词变为现在分词的方法相同)。例如：meet meeting, build building, waitwaiting, wash was
7、hing, swim swimming, shop shopping, begin beginning 等。三、形容词变为副词的方法一般在形容词的词尾加-ly 可以变成副词。例如：quick quickly, slow slowly, loud loudly, sudden suddenly等。但是，以下几点值得注意：1. 一些以辅音字母+y 结尾的形容词,要把y改为i再加-ly。例如：happy happily, angry angrily, lucky luckily, heavy heavily, noisy noisily 等。2. 有些以-ble 或-le 结尾的形容词，去掉 e 加
8、-y。例如：possible possibly, terrible terribly 等。3. 少数以e结尾的形容词，要去掉e再加-ly。例如：true truly等。但绝大多数以e结尾的形容词仍然直接加-ly。例如：polite politely, wide widely 等。4. 以-l结尾的形容词变为副词时仍然要在词尾加-ly，而不是只加-y。除非是以-ll结尾的才在词尾只加-y。例如：usualusually, careful carefully, useful usefully, full fully 等。用所给单词的适当形式填空：I. Li Ping is good at. ( d
9、raw) 2. Alice prefers to do some. (shop)3. Mary is mysister and she is 2 yearstha n I. (old) 4. Excuse me, what is theof this word? (mea n)5. All theof the game will be give n a n ice prese nt tomorrow. ( wi n)6. The video game mach ine is sothat all of us arein it. (in terest) 7. We aretha nkful fo
10、r all your help.(true) 8. Our life today is muchthan before. (good) 9. December is themonth of a year. (twelve)10. Computers are beco ming more and morein our life.( use)II. “ Don lay football in the street. The policeman shouted at the children. (angry) 12.Did you enjoyat yesterdays party? (you) 13
11、. What is theof the parcel? (post)14. Every morning my gra ndpa spe nds half an hourthe flowers. (water) 15. Computers can work out problems fartha n huma n bein gs. (quick) 16. Mary is the_ of three sisters. (old) 17. The little girl plays pia no. (won der) 18. Who was the _of the high jump? (win)1
12、9. When he was only 3 years old, he started hardwith his father. (trai n) 20. Nowmore and moreare coming to visit China from other countries.(visit) 21. I found his _pen under the table. (lose) 22. Have you received Marys ? (invite)23. Alice bought 2 hula hoops instead of two of bread. (loaf) 24. We
13、 must not only think .(we) 25. The boy is sitting in his seat . (quiet)26. Today is his birthday. (eighty) 27. Tom can throw than I (far)28. He started the piano at the age of four. (play)29. Children should do some housework. It is also a way of .(relax) 30. It is never too late to learn is a Chine
14、se .(say)31. Dont believe her. I can say that she did not tell us the . (true) 32. It is raining . You must drive carefully. (heavy)33. My deskmate looks , for he failed in the English test. (happy) 34. The old lady looked at me. (angry) 35. Many animals are so to us. (help)36. We are going to have
15、a about this problem.(discuss) 37. The famous _ can speak 3 languages. (science)38. These artists use real things or men as their models. They draw pictures very . (good)39. My daughter looks much than her deskmate. (health) 40. Some are interested in Chinese food. (Germany) 41. All of you must hand in your after class. (paper) 42. The weather report says it is . (cloud)43. Of all the boxes, the one in the cor
