Units1-4语法专题2022-2023学年牛津译林版英语八年级上册

8AUs1-4语法专题 （一）形容词的比较级和最高级 一、变化规则 规则变化 一般形容词 +er +est shorter, smaller, smallest 以e结尾的形容词 +r +st nicer, larger, largest 以辅音字母加y结尾的形容词 变y为i再 +er, est busier, busiest; heavier, heaviest 以重读闭音节结尾的形容词 双写辅音字母+er, est bigger, biggest, redder, reddest 多音节和部分双音节单词 在单词前加more或most more beautiful most beautiful 不规则变化 good(well)-better-best many(much)-more-most ill(bad, badly)-worse-worst far-farther (further)-farthest (furthest) little-less-least few-fewer-fewest 二、各等级的用法： 1. 原级（同级）比较：as…as…; not as(so)…as… 　　We’ll give you as much help as we can. 　　She isn’t as(so)active in sports as before. 2. 比较级： 最高级的用法： 用法 例句 表示“最……之一”用one of +最高级+名词复数。 China is one of the oldest countries in the world. 中国是世界上最古老的国家之一。 表示“第几……”，用 the+序数词+ 最高级（不再加the）。 This book is the third most interesting of all. 这本书在所有的中是第三大有趣的。 Which/ Who + is + 最高级，A, B or C? Which is the biggest, the moon, the sun or the earth? 哪个最大，月球，太阳还是地球？ 可以用much, by far , very等程度副词修饰，但放在定冠词the 之前。 It is much/by far the most beautiful scenery in Europe.它是欧洲最美丽的风景。 最高级前必须加the, 后面多用of……， in……, among提示，表示范围 He is the tallest among the three. Russia is the largest country in the world. 单项选择 1. I’m surprised that John is only 25. I thought he was ________ , for he seems to be in his thirties. A. old B. older C. young D. younger 2.This necklace looks _____ and sells_______. A. well, well B. good, nice C. nice, good D. nice, well 3. Bob never does his homework_____ Mary. He makes lots of mistakes. A. so careful as B. as carefully as C. carefully as D. as careful as 4.The sick boy is getting ______ day by day. A. worse B. bad C. badly D. worst 5.I didn’t go shopping yesterday.He didn’t _______. A. so B. either C. too C. neither 6. – Do you enjoy Han Lei’s songs? -- Yes. He is the winner of I’m Singer II. I can’t think of anyone with a ______ voi