Module2 Unit 3 Language in use-2021-2022学年八年级上册英语【拔尖特训】外研版

Unit 3　Language in use 语法专题特训 形容词比较级的规则变化及用法 一、 原级:表示A与B在某方面程度相同或不同时。 1. 表示“A和B一样……”的句型: A +be动词(is/ am/are) + as +形容词原级+ as + B.如: English is as interesting as Chinese. 英语和语文一样有趣。 2. 表示“A不如B……”的句型: A +be动词(is/ am/are) not + as/so +形容词原级+ as + B.如: Tom is not so tall as Tim.Tom 不如 Tim 高。 二、 形容词比较级: 1. 规则变化 类 别 构成方法 原 级 比较级 单音 节词 和 少数 双音 节词 一般直接加-er long longer 不发音的e结尾时加-r large larger 辅音字母加y结尾时把y 变i,再加-er easy happy easier happier 重读闭音节结尾并且只有 一个辅音字母时,双写最 后的辅音字母,再加-er big hot bigger hotter 2. 形容词比较级用法 (1) 表示两者进行比较时用形容词比较级,最明显的 提示词是than,其结构为“A +be动词(is/am/are)+ 比较级+ than + B”。如: Li Lei􀆳s room is bigger than mine. 李雷的房间比我的大。 (2) 有表示程度的副词a little, a bit, a lot, much, even, any等修饰时,用形容词比较级。如: It is much colder today than before. 今天比以前冷得多。 (3) 比较级前面可以加上表示具体数量差别的结构, 表示具体“大多少”“小多少”“长多少”等。如: I am two years older than he.我比他大两岁。 (4) 表示“越来越……”,用比较级重叠结构,即“比较 级+ and +比较级”,多音节词和部分双音节词时用 “more and more +形容词原级”。如: It􀆳s getting warmer and warmer in spring. 春天,天气变得越来越暖和。 Our home town is becoming more and more beautiful.我们的家乡变得越来越漂亮了。 一、 用所给单词的适当形式填空。 1. The coat is much (cheap) at the weekend. 2. Hainan Island is (hot) than Beijing. 3. Guangzhou is (big) than Foshan. 4. — Is Shenzhen older than Foshan? — No, it􀆳s (new). 5. Which is (small), your house or his? 二、 单项选择。 1. (2019·广元)Taking a subway in Chengdu is much than taking a taxi. A. cheap B. cheaper C. cheapest 2. (2019·安顺)— Roy never likes junk food. — Neither do I. That􀆳s probably why I􀆳m becoming now. A. healthy and healthy B. more and more healthily C. weaker and weaker D. healthier and healthier 3. (2019·温州)The living room becomes