牛津译林版Grammar图片ppt课件

这是一份牛津译林版Grammar图片ppt课件，
Unit 1 FriendsComparative and superlative adjectivesGrammarPresentationThe air is bad.The air is worse.The air is the worst.bad — worse — worste.g. The girl’s height is one metre. height n. 高度，身高e.g. He wants to lose weight by exercising. weight n. 重量；体重e.g. They are having a competition. competitionn. 竞赛，比赛worse (bad的比较级)更坏，更差 worst (bad的最高级)最坏，最差height 高度；身高weight 重量；体重sec. (= second) 秒competition 竞赛，比赛；竞争test 测试，考查swimmer 游泳者Read aloud these new words.Lead-inHe is taller than I am.他比我高。Yao Ming is the tallest of the three.姚明是三位中最高的。My book is more interesting than his. 我的书比他的更有趣。This book is the most interesting of all. 这本书是所有当中最有趣的。 形容词通常有三种形式: 原级，比较级和最高级，用来表示人或事物在某方面的不同程度。如：(Comparative and superlative adjectives)比较级和最高级形容词比较级和最高级形式词尾＋er词尾＋esttallertallestsmallersmallest一、规则变化把 y 改成 i + er+ stnicernicestfinerfinest把 y 改成 i + estprettier+ reasierprettiesteasiest双写最后一个辅音字母 + estslimmerslimmestbiggerbiggest双写最后一个辅音字母 + er前面 + more前面 + mostmore beautifulmore importantmost beautifulmost important better bestworse worst二、不规则变化lessleastmoremostolder/elderoldest/eldestfarther/ furtherfarthest/ furthestfunnierfunniestworsehealthierworsthealthiestmore carefulmost carefullargerlargestsmartersmartestslimmerslimmestComplete the table below.Daniel is writing about his classmates. Help him complete the following table with the correct adjectives. biggerbiggestcutestcutershortershortesthappierhappiestlazierlaziest better bestworse worstsaddersaddestmore difficultmost difficultmore interestingmost interesting1. 两者之间用比较级。 句型结构： A + be + 比较级 + than + B2. 三者及以上用最高级。 句型结构： A + be the + 最高级 + 表三者及以上 的范围 形容词比较级和最高级的基本使用原则e.g. 1. She is shorter than I am.2. My book is more interesting than his.3. He is the tallest in our class.4. This is the most expensive computer in the shop.Daniel has made a profile of his classmates. Read the profile and complete his notes. 1. Simon is __________ (tall) Sandy.2. Peter is __________ (tall) of the six students.3. Sandy is ___________ (heavy) Millie.4. Peter is ___________ (heavy) of the six students.5. Among the six students, Millie is ___________ (slow) swimmer. taller thanthe tallestheavier thanthe heaviestthe slowest6. Amy is _________ (fast) swimmer of the six students.7. Millie’s drawing is _________________ (beautiful) Simon’s.8. Sandy’s drawing is ________________ (beautiful) in her class.9. Millie’s English is ___________ (good) Simon’s. Millie’s English is __________ (good) in her class.the fastestmore beautiful thanthe most beautifulbetter thanthe best一、英语中形容词通常有三种等级 — 原级、比较级和最高级，用来描述人或事物在某个方面的不同程度。其中比较级的构成分为规则变化（分为长词变化规则和短词变化规则两类）以及不规则变化。如：long — longer — longest, important — more important — most important, many/much — more — most语法小结二、当把两个人或事物作比较时要用比较级。即：两者之间用比较级。如： Who is more generous, Kitty or Sandy? 三个及以上的人或事物之间进行比较时要用最高级，即三者及以上用最高级。如：Whose drawing is the most beautiful, Millie’s, Sandy’s or Amy’s?三、比较级常和than连用，最高级常和三者及以上的范围连用，如: in her class, of the three, of all, among the six students, in China等等。一、单项选择。1. Which is _______, the sun, the moon or the earth? A. big B. bigger C. biggest D. the biggest2. She is _______ swimmer among them. A. good B. best C. better D. the best√√3. Her drawing is _____ than the other three. A. beautiful B. more beautiful C. the most beautiful D. the more beautiful4. Whose bike is ______, his or hers? A. new B. newwer C. the newest D. newer√√二、翻译句子。1. 这台电脑比那台贵。 This computer is ___________________ that one. 2. 这三个盒子哪一个最重？ Which box is ______________________?3. 今天比昨天热吗？ Is today ___________ yesterday?more expensive thanthe heaviest of the threehotter than4. 在这些学生中，Sandy数学最好。 Sandy is ___________________________ ____________.5. 第一道数学题比第二道难得多。 The first maths problem is much ______________________ the second one. the best at maths among these studentsmore difficult than 1. Remember the use of comparatives and superlatives of the adjectives.2. Preview the new words in the next lesson.HomeworkThank you!