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形容词比较级和最高级.ppt

发布:2017-05-31约字共29页下载文档
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形容词比较级和最高级 Teacher: Mrs. Zhou Class 3 Grade Seven tall few small 规则变化 (1)一般情况下单音节或双音节的形容词(或副词)比较级+er 最高级+est nice large (2)以e结尾的词,比较级+r最高级+st即可 heavy busy early (3)以辅音字母+y结尾的变y为i+er或est thin fat big 3. hot- - 4. red- - 5.wet- - (4)重读闭音节双写最后一个辅音字母+er或est expensive (5)多音节和部分双音节的词需要在形容词原级前+more构成比较级+the most构成最高级。 不规则变化 good well much far bad little 同等程度的比较 as … as 和……一样 如:as old as 和…….年龄一样 as tall as 和……一样高 as clever as 和……一样聪明 同等程度的比较 not as (so)… as 不像,不如…… 如:not as(so) old as (年龄)不如……大 not as(so) tall as (身高)不如……高 not as(so) fast as 不如……快 同等程度的比较 as much ( 不可数名词)as as many ( 可数名词)as 和……一样多 Eg. Bob has read as many books as Mary. 鲍勃读了和玛丽一样多的书。 There is as much water in this bottle as in that bottle. 这瓶子里的水和那瓶子里的水一样多。 不同程度的比较 比较级+than E.g. I am taller than Tom (is).我比汤姆高。 Mary works harder than John(does). 玛丽比约翰工作努力。 This city is more beautiful than that (city). 这座城市比那座城市美丽。 不同程度的比较 比较级前用much, far, a lot, a little, even等表示程度 She sings far/much better than the others. 她唱得比别人好得多。 Your book is far/much more interesting than his.你的书比他的书要有趣的多。 不同程度的比较 句子主语不能包括在比较对象的范围之内 He studies harder than any other student in the class. anyone else all the other students 他比班上其他同学用功。 (注:any other +可数名词,all the other+可数名词复数) 不同程度的比较 比较的对象要一致,同等的两个事物才能比较。 如:Tom’s bike is more expensive than Tim’s. (汤姆的自行车比吉姆的贵。) The weather of Beijing is colder than that of Shanghai. (北京的天气比上海的天气冷。) 不同程度的比较 英语中往往用that/those或the/that one/the ones代替上文提及的同等部分。但如果比较的事物是不可数名词,用that 不能用the one/the ones/those …… The water in the glass is cleaner than that in the river. 杯子里的水比河里的水清。 (water 为不可数名词) I like these pictures better than those/the ones on the wall. (我喜欢这些画胜过墙上那些。)(those, the ones 指代可数名词复数) 最高级的用法 三者(或三者以上)的比较才能用最高级 (形容词最高级要加the) Mary is the tallest girl in her class. One of the +形容词最高级+名词复数表示“最……之一” Shangha
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