形容词和副词比较级形容词:用于修饰名词或代词,描述被修饰成分得性质、特征、状态或属性等。Eg、Thisisagoodbook、(修饰名词book)Sheisbeautiful、(修饰代词she)Exercises:1、Weshouldhavea__________diet、(health)2、Weshouldn’teat____________food、(health)3、Iwouldliketohave________ricedumplings、(salt)4、Thoughmygrandpaisover80,hestilllives_________、(health)5、Theteachermadea____________tousjustnow、(suggest)6、Tomlooks________inthatblueovercoat、(fun)7、Ilike___________fish(steam)becauseittastes_________、(taste)8、Youcanbuyice-creaminthe________foodsection、(freeze)9、Peopleusuallywearheavycoatsin________weather、(freeze)10、Don’ttalk_________inclass、(loud)形容词与副词得比较等级(假设A与B为进行比较得人或事物)形容词或副词比较级与最高级得构成1)规则变化单音节词与少数双音节词词尾加er/est变为比较级/最高级。(加er/est方法与动词变过去式加ed方法相同)。Eg、tall–taller/tallestnice–nicer/nicestbig–bigger/biggesteasy–easier/easiestclever–cleverer/cleverest(clever双音节)多音节词与一些双音节词在该词前加more/most变为比较级/最高级。以ly结尾得副词除early以及不规则变化外,也应加more/most。Eg、interesting–more/mostinterestingcareful–more/mostcarefulslowly–more/mostslowly1、一般在词尾后加er或est、tall-taller-tallest;long-longer-longestyoung-younger-youngest;soon-sooner-soonestclever-cleverer-cleverest;fast-faster-fastestcold-colder-coldest;near-nearer-nearestbright-brighter-brightest;short-shorter-shortestnew-newer-newest;high-higher-highestlow-lower-lowest;slow-slower-slowest2、以不发音得元音“e”结尾得形容词,加r或st、close-closer-closest;strange-stranger-strangestfine-finer-finest;large-larger-largestwide-wider-widest;white-whiter-whitestnice-nicer-nicest;late-later-latest3、以辅音字母加“y”结尾得形容词,先把“y”变为“i”,再加er或est、angry-angrier-angriest;busy-busier-busiestcloudy-cloudier-cloudiest;dirty-dirtier-dirtiestearly-earlier-earliest;easy-easier-easiesthappy-happier-happiest;heavy-heavier-heaviest４、以重读闭音节结尾得形容词,如末尾只有一个辅音字母,应先双写这一个辅音字母,再加er或est、big-bigger-biggest;thin-thinner-thinnestfat-fatter-fattest;wet-wetter-wettesthot-hotter-hottest;red-redder-reddest多音节形容词与副词得比较级与最高级构成:加more/most:difficult---moredifficult---mostdifficultmodern---moremodern---mostmoderninteresting---moreinteresting