Grammar比較級(jí)和最高級(jí)

1、8A Unit1Grammar比較級(jí)和最高級(jí)Comparative and superlative adjectives注： 形容詞和副詞才有比較級(jí)和最高級(jí)一、 單音節(jié)與部分雙音節(jié)詞1. 直接 +er/estlong-longer-longest quick-quicker-quickest fast-faster-fastestshort-shorter-shortestsmall-smaller-smallestslow-slower-slowestclean-cleaner-cleanesthard-harder-hardesthigh-higher-higheststraight-st

2、raighter-straightest2. 以 e 結(jié)尾的單詞 +r/stnice-nicer-nicestfine-finer-finestlate-later-latestcute-cuter-cutestwide-wider-widestclose-closer-closestlarge-larger-largestpolite-politer-politest3. 以輔音字母 +y, 去 y+ier/iest表示天氣的形容詞sunny/windy/cloudy/rainy/snowy/dry形容人的詞pretty/lazy/angry/shy/sporty/ funny注：shy-s

3、hyer-shyestshy-shier-shiestshyly-more shyly-most shylyfriendly -friendlier-friendliestfriendly-more friendly-most friendlylovely-lovelier-loveliestlovely-more lovely-most lovely形容事的詞easy/early/heavy/emptynoisy-nosier-nosiesthealthy-healthier-healthiestlucky-luckier-luckiest4. 一個(gè)元音字母 +一個(gè)輔音字母的重讀閉音節(jié) ,雙

4、寫(xiě)輔音 +er/est big/thin/slim/fat/sad/glad/red/hot/wet/fit/madbig-bigger-biggestslim-slimmer-slimmestfat-fatter-fattest不規(guī)則變化many/much-more-mostfew-fewer-fewestlittle-less-leastgood/well-better-bestbad/ill/badly-worse-worstfar-farther-farthest表距離遠(yuǎn)further-furthest表程度深old-older-oldest 年齡大小elder/eldest 有血緣關(guān)

5、系的長(zhǎng)幼順序二、多音節(jié)詞more/most常見(jiàn)形容詞important/interesting/generous/honest/popular/famouse.g.important-more important-most important情感類(lèi)形容詞bored/boring/excited/exciting/tired/tiringe.g.excited-more excited-most excited以 -ful 結(jié)尾的形容詞 helpful/careful/grateful/cheerfule.g.helpful-more helpful-most helpful以 -ly 結(jié)尾的副

6、詞 slowly/quickly/carefully/luckily/happily/noisily/healthily/easilye.g.slowly-more slowly-most slowly比較級(jí)的用法We use comparatives + than to compare two people or things. We usually add -er to short adjectives and use more with long adjectives to form comparatives.形容詞的比較級(jí)用于兩個(gè)人或者兩個(gè)事物之間的對(duì)比。短形容詞我們加er, 長(zhǎng)形容詞

7、我們加more 。判斷方法1 / 31. thanHe looks _than I. (healthy)區(qū)別：I have _apples than you.many more+ 可數(shù)名詞I have _milk than you.much more+不可數(shù)名詞2. A or BWhich is _, the earth or the moon.Which is _one, the earth or the moon.(big)3. 句子中有 even/much/a lot/a little I felt even _. (hungry)He runs much _. (slow)He loo

8、ks a lot _. (tired)He is a little _than before. (fat)4. 倍數(shù) + 比較級(jí)My house is three times _than yours.(big)5. 隱含條件Its too expensive. Do you have a _one? (cheap)How beautifully he sings! Ive never heard a _voice.(good)6. the+ 比較級(jí)， the+比較級(jí)越 .越 .The _(hard)he works, the _(happy)he feels.The _(much)you ea

9、t, the _(fat)you will be.7. 比較級(jí) +比較級(jí) 越來(lái)越 .The weather is getting _and _.(cold)注：形容詞、副詞前面+less、 least 表示較不或最不less/least difficultmore/most difficult最高級(jí)的用法We use the +superlatives to compare three or more people or things. We usually add -est to short adjectives and use most with long adjectives to fo

10、rm superlatives.形容詞的最高級(jí)用于三人及三人以上或三者或三者以上的比較。短形容詞后面我們加est,長(zhǎng)形容詞后面我們加most。判斷方法1. A、 B or C 三者的比較Which color do you like _(good), Green, white, or black?2. One of + the + 形容詞最高級(jí)+ 名詞復(fù)數(shù)The river is one of _(long) rivers in our own.3. in + some placeof/among +sb./ sth.表范圍Kitty is_(beautiful) in our class.H

11、e is _of the four. (tall)4. 序數(shù)詞 +最高級(jí)The yellow river is the second _river in China.(long)5. 有定語(yǔ)從句放在名詞后表范圍用最高級(jí)This is _coat I have ever bought.(cheap)注：副詞最高級(jí)前的the 可以省略He runs _in his class.(fast)Of all the boys, he came _.(early)比較級(jí)和最高級(jí)的相互轉(zhuǎn)換2 / 3Kate is the tallest of all the girls.= Kate is taller than the other girls. ( 其他所有女孩 ) =Kate is taller than any other girl.( 其他任何女孩 )注：the other+ 名詞復(fù)數(shù)any other+ 名詞單數(shù)Shanghai is the biggest city in China.Shanghai is bigger than _in China.=_in China.=any of the other cities.Shanghai is larger than _city in Japan.=_city in China.注：any 沒(méi)有排除在外any oth