(
课件网) Unit 6 Hitting the road Grammar rules (第二课时) At the end of this class,you’ll be able to 1.review the use of comparatives. 2.learn and master the use of as....as. 3.use comparatives and as....as correctly to describle travel esperiences and feelings. Learning objectives Lead in Let’s review What did the writer eat after he arrived Chendu What did he think of the food Hot pot. The food was much hotter than he expected. The food was much hotter than he expected. Let’s find Comparatives (比较级) hot-hotter Can you find more sentences with comparatives in this passage Why are their eyes and ears much bigger than normal ones？ Let’s find Comparatives (比较级) big-bigger Were ancient Shu people able to see and hear furthur than us？ far-furthur adj. adv. Review 一、定义 Comparatives (比较级) 二、变化规律 三、用法 四、练习 一、定义：在对两者进行比较时，要用到_____和_____的比较级。 二、形容词和副词比较级的变化规则。 1.规则变化 规则 原级 比较级 最高级 直接在词尾+er/est tall taller tallest 以e结尾，直接+er/est late later latest 辅音字母+y结尾，变”y” 为“i”,再加er/est. early heavy earlier heavier earliest heaviest 以重读闭音节结尾的词，如末尾只有一个辅音字母，应双写末尾辅音字母再+er/est big hot bigger hotter biggest hottest 大部分双音节和多音节词，在前面加more/most careful beautiful more careful more beautiful most careful most beautiful 2.不规则变化 good/well better best bad/badly/ill worse worst many/much more most little less least far farther/further farthest/furthest old older/elder oldest/eldest 形容词 副词 Review 三、用法：形容词、副词的比较级和最高级用于比较不同人或事物的性质、特征或动作的程度 1.比较级的用法 1) 两者比较：用于比较两个人或事物的性质、特征等，表明一方比另一方更具有某种性质或特征，常与“than”连用。 如“He is taller than his brother.”（他比他哥哥高。） “She runs faster than me.”（她跑得比我快。） 2) 修饰比较级的词：可以用“much”“a lot”“even”“far”“a little”“a bit” 如“This book is much more interesting than that one.”（这本书比那本书有趣得多。） “It's a little colder today than yesterday.”（今天比昨天稍微冷一点。） 3)“the + 比较级...，the + 比较级...”结构：表示“越……，越……”。例如“The more you practice, the better you will be.”（你练习得越多，就会做得越好。） 4) “more and more + 原级”或“less and less + 原级”结构：表示“越来越……”或“越来越不……”。 如“The city is becoming more and more beautiful.”（这座城市变得越来越美丽。） 2.最高级的用法 1) 三者或以上比较：用于在三个或三个以上的人或事物中进行比较，表明某个人或事物在某方面的程度最高。最高级前一般要加定冠词“the”，后面常跟“of”或“in”短语表示比较范围。 如“He is the tallest in his class.”（他是他班上最高的。） “This is the most beautiful flower of all.”（这是所有花中最漂亮的。） 2) 副词最高级：副词最高级前的“the”可以省略。 如“He runs (the) fastest in our school.”（他在我们学校跑得最快。） 3)最高级的修饰语：可以用“by far”“almost”“nearly”等词修饰最高级。 如“This is ... ...
