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1、 第 - 1 - 页 共 4 页 课 题 Revision lesson教学目标 掌握形容词和副词的比较级和最高级教学重点及难点 比较级和最高级的应用教学过程教学流程 教师活动 学生活动 step1 Listening The students listen and do Activity 1Step2 Reading The students read Activity 3 and fill in the form in Activity 5.Step3. Answer the questionsThe students ask and answer in pairs and then sh
2、ow the answers to the class.、形容词，副词的比较级、最高级 一、规则变化1.一般在词尾直接加 er 或 est， tall-taller-tallest，long-longer-longest2.以不发音的字母 e 结尾的单词在词尾直接加 r 或 st， nice-nicer-nicest3.以辅音字母+y 结尾的词，把 y 变为 i，再加 er 或 est， heavy-heavier-heaviest4.重读闭音节，末尾只有一个辅音字母，双写这个辅音字母，再加 er或 est， big-bigger-biggest注: 大,红,湿 ,热,悲,瘦,胖.双写末辅再变
3、级 .（big/red/wet/hot/sad/thin/fat ）5.部分双音节词和多音节词分别在原级前加 more 构成比较级和 most构成最高级， beautiful-more beautiful-most beautiful注:表示否定意义在其前加 less /least important-less important-least important English is more interesting than Chinese =Chinese is less interesting than English .6.由 “形容词+ly”构成的副词,在其前加 more/ most
4、 slowly-more slowly-most slowly；但 earlyearlier-earliest 二、不规则变化原级 比较级 最高级good/well better bestmany/much more mostlittle less leastold old / elder old /eldestbad/badly/ill worse worstfar farther (距离)/further（程度） farthest /furthest下列单、双音节词只能加 more 和 most原级 比较级 最高级like(想似的) more like most likereal(真的)
5、more real most real Step 1. Dictition Have the students read the words and phrases in Unit 1, the have a dictition.Step 2. Work in pairs . Do Activity One . 第 - 2 - 页 共 4 页 tired more tired most tired pleased more pleased most pleasedoften more often most often注: 形容词,副词同形有: back , high , well ,fast,
6、 early, late ,straight 形容词，副词等级的用法一、原级的用法1.只能修饰原级的词，very，quite，so ，tooHe is too tired to walk on. My brother runs so fast that I cant follow him.2.原级常用的句型结构（1）A= B-A+ as +adj / adv 的原级+ as +B表示 “A 和 B 一样”Tom is as old as Kate.Tom runs as fast as Mike. （2）AB-A +not+as/so+ 形容词原级+as+B 表示 “A 不如 B”This r
7、oom is not as/so big as that one. He doesnt walk as slowly as you.二、比较级的用法1.可以修饰比较级的词.much，a lot，far，的多 a little，a bit，一点儿 even 甚至，still 仍然Lesson One is much easier than Lesson Two. Tom looks even younger than before.2.比较级常用的句型结构“甲+形容词/副词的比较级+than+乙”表示“甲比乙”Tom is taller than Kate. I got up earlier t
8、han my mother this morning.三 .最高级的用法1).结构: the +最高级+ of +人或物( in +地点)He is the tallest of all the boys He works hardest in his class .注:副词的最高级前 the 可省掉2).the +序数词+形容词的最高级+单数名词The Yellow River is the second longest river in China .3).one of +the +形容词的最高级+复数名词He is one of the cleverest students in our
9、 class. 4). “特殊疑问词+be+the+最高级+甲，乙，or 丙？” 用于三者以上的比较。Which season do you like （the） best，spring，summer or autumn？四 .级别的转换1).原级与比较级的转换a). 倍数 + as as (倍数-1)+比较级+than This room is five times as big as that one =This room is_ _bigger than 第 - 3 - 页 共 4 页 that one .b).not asas 与比较级的转换A +not as as + B A+比较级
10、( 反义词的比较级) +than +B B+ 比较级+than+AMary is not as old as Tom .= Mary is _ _ Tom. = Tom is _ _ Mary .This book is not as expensive as that one = This book is _ _ than that one = That book is _ _than this one .2).比较级与最高级的转换a). the +最高级+ of / in b). 比较级+than+any other +单数名词+the other +复数名词+anyone else +a
11、ny of the other+复名c). Nobody else + 比较级 + than Tom is the tallest boy in our class .Tom is taller than _ _ boy in our class.Tom is taller than _ _ in our class._ _ is taller than Tom in our class.五 .级别的惯用法1. “比较级+and+比较级” 表示“ 越来越”。He is getting taller and taller.2. “the+比较级，the+ 比较级”表示“越，越”。The more
12、 careful you are，the fewer mistakes youll make.3.“甲+be+the+形容词比较级 +of the two+”表示“ 甲是两者中较的”。(of the twins/parents)Look at the two boys. My brother is the taller of the two. 4.当 adj 的最高级前有物主代词,名词所有格,指示代词时,不用 the .This is my best book of all.5.相比较的前后两部分必须是同类比较.My pencil is longer than _(you).6.比较时不能与自
13、身相比注: 当相比较的两者属于同一范围/类别时,为了与自身相比较 , 要用any other +单数名词. 若两者不属于同一范围/ 类别时,不必用 other ,直接用 any + 单数名词.He is taller than _ boy in his class.He is taller than _boy in our class .A.any B.any other 7.有些含有比较级的句子里，常用 that(单数、不可数名词)、those (复数名词)代替前面提到的词，以避免重复。The weather in Beijing is colder than _ in Guangzhou
14、in winter .The boys in our class are more than _ in your class . 第 - 4 - 页 共 4 页 归纳总结1.一般在词尾直接加 er 或 est， tall-taller-tallest，long-longer-longest2.以不发音的字母 e 结尾的单词在词尾直接加 r 或 st， nice-nicer-nicest3.以辅音字母+y 结尾的词，把 y 变为 i，再加 er 或 est， heavy-heavier-heaviest4.重读闭音节，末尾只有一个辅音字母，双写这个辅音字母，再加 er 或 est， big-bi
15、gger-biggest注: 大,红,湿,热,悲,瘦,胖.双写末辅再变级 .（big/red/wet/hot/sad/thin/fat ）5.部分双音节词和多音节词分别在原级前加 more 构成比较级和 most 构成最高级， beautiful-more beautiful-most beautiful布置作业活页题板书设计原级 比较级 最高级good/well better bestmany/much more mostlittle less leastold old / elder old /eldestbad/badly/ill worse worstfar farther (距离)/further（程度） farthest /furthest下列单、双音节词只能加 more 和 most教后反思这节课好掌握，应用起来比较容易。
