结论英语变动词

[得出结论]释义:[法] arrival at a conclusion； come to a dicision ；双语例句1.My reflections brought forth no conclusion. 我的思考没有得出结论。2.Some people jumped rashly to the conclusion that something must be wrong. 有些人轻率地得出结论说一定是出了什么问题.3.He came to the conclusion at one jump. 他一下子就得出结论.

1.动词(v.)→名词(n.) (a)词形不变,词性改变 例如:work, study, water, plant等可以用作动词(工作,学习,浇水,种植),也可以用作名词(工作,学习,水,植物). (b)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, sing—singer, jump—jumper, play—player, learn—learner, visit—visitor, invent—inventor,collect—collector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, win—winner,begin—beginner等. (c)在动词词尾加上-ment 变成名词 例如:achieve—achievement (成就) advertise—advertisement//advertising(广告) agree—agreement disgree—disagreement amuse—amusement (娱乐) improve—improvement(争吵) commit(奉献)—commitment develop—development (发展) 例如:argue—argument(争论) (d)在动词词尾加上-(t)ion/(s)ion变成名词 例如: attract—attraction; instruct—instruction; invent—invention discuss—discussion; express—expression educate—education; graduate—graduation; operate—operation (去e再加"ion") compete—competition; organize—organization (把e改成其他字母再加"tion") decide—decision conclude—conclusion (把de改为s再加"ion") describe—description描写,描绘 (这是特例,不规则变化) (e)在动词词尾加上-ance变成名词 例如: appear—appearance (外貌;出现) perform—performance (演出) accept—acceptance (接受) (f)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 wait—waiting bathe—bathing say—saying(谚语) mean—meaning 注意: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-ing 如:swim—swimming shop—shopping begin—beginning (g)其他一些比较特殊的变化 例如: Beg(乞讨)—beggar(乞丐) behave(行为举止)—behavior know(知道)—knowledge(知识) fly—flight (飞行) heat (加热)—heat(热量) hit (撞击)—hit( 轰动一时的人或物,碰撞) mix (混合)—mixture(混合物) press(按,压)—pressure(压力) sit(坐)—seat (座位) succeed—success(成功) tour—tour(旅游)/ tourist (游客)2.动词(v.)→形容词(adj.) (a)动词后面加able,以e结尾的动词则去e加able,表示具有此性质,特点或属性. 例如: afford－affordable；love－lovable (b)动词后面加ed,以e结尾的动词则直接加d,表示被动性的属性或特点. 例如: scatter－scattered use－used (c)不规则的动词则必须记忆,记住其过去分词形式.规律不大,意义同(b). 3.名词(n.)→形容词(adj.) (a)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—rainy, cloud—cloudy, wind—windy, snow—snowy, health—healthy, luck—lucky,anger—angry guilt—guilty(内疚的) tourist—touristy(游客多的) , salt (盐)—salty (咸的) silk(丝绸)—silky(丝绸般的), sleep—sleepy (昏昏欲睡的) 注意:1)如果以重读闭音节结尾,且词尾只有一个辅音字母,这时应双写辅音字母再加"-y". 如: sun—sunny, fun—funny, fog—foggy(有雾的), fur—furry(毛皮的) 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". 如: noise—noisy, ice—icy, shine—shiny(发亮的), taste(口味)—tasty(甜的) (b)名词后面加-ed,以e结尾的直接加d. 例如: spot(斑点)—spotted(有斑点的); talent—talented (有天赋的) organize—organized 有组织的; balance—balanced(平衡的) (c)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, meaning—meaningful (d)在名词后加-less构成含有否定意义的形容词 例如:care—careless(粗心的), use—useless(无用的) hope—hopeless(没希望的)，home—homeless(无家可归的) (e)一些以-ce结尾的名词,把-ce改为-t变成形容词 例如: difference—different, silence—silent, confidence—confident (f).在名词后加-ly变为形容词 例如: friend—friendly, love—lovely, live---lively (g).在名词后加-ous变为形容词 例如: danger—dangerous (h)名词后面加-al变为形容词 例如: music—musical; medicine—medical (这个比较特殊) (i)名词后面加-able变为形容词,如果以e结尾就去e再加"-able". 例如: adjust—adjustable 可调整的 value—valuable有价值的 (j)名词后面加-en变成形容词 例如: wood—wooden 木制的 wool—woolen 羊毛的 (k)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) (k)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..形容词(adj.)→副词(adv.) ▲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： (a) 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 (b) 有些以-ble或-le结尾的形容词,去掉e加-y 例如:possible—possibly, terrible—terribly (c)少数以e结尾的形容词,要去掉e再加-ly 例如: true—truly 但绝大多数以e结尾的形容词仍然直接加-ly 例如: polite—politely (d)以-l结尾的形容词变为副词时要在词尾加-ly,以-ll结尾的才在词尾只加-y. 例如: usual—usually, careful—carefully, useful—usefully full—fully (以-ll结尾的才只加y)