比较级用法 (2).ppt

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1、大多数形容词和副词有三个等级：大多数形容词和副词有三个等级：原级、比较级、最高级。原级、比较级、最高级。一、构成一、构成1. 1. 构成的不规则变化构成的不规则变化: :eg. good / well better best bad / badly worse worst many / much more most little less least far farther / further farthest/ furthestGrammar: 形容词和副词的形容词和副词的 比较级和最高级比较级和最高级2. 构成的规则变化构成的规则变化:1) 单音节词和少数双音节词单音节词和少数双音节词 一

2、般在词尾后加一般在词尾后加-er 或或-est. 如：如：cold colder coldest nice nicer nicest2) 重读闭音节词末尾只有一个辅音字母重读闭音节词末尾只有一个辅音字母时时, 先双写这个辅音字母先双写这个辅音字母, 再加再加-er或或-est。如如: big bigger biggest thin thinner thinnest3) 以以“辅音字母辅音字母+ y”结尾的双音节词，结尾的双音节词， 先改先改y为为i, 再加再加-er或或-est。如：。如： easy easier easiest happy happier happiest4) 多音节词和部分

3、双音节词在词多音节词和部分双音节词在词前加前加more或或most。如：。如： delicious more delicious most delicious interesting more interesting most interestingRead in pairsnewnewerbigbiggerthinthinner largelargernicenicer easyeasier heavyheavier goodbetterbadworse smartsmarterwildwilderfunnyfunniertalltallermanymoremuchmorewellbette

4、rlonglonger shortshortersmallsmaller练习参见课本P113-115形容词的比较级和最高级 tall long cold fast thick small strong hard new short wide fine late fat big thin red happy early easy heavy beautiful exciting interesting popular difficult useful important good far ill much bad many wellLiu Xiang is tall. Pan Changjian

5、g is short. Liu Xiang is taller than Pan Changjiang.Pan Changjiang is shorter than Liu Xiang than 比比 (conj .连词连词).The red box is big. The green box is small. The red boxthe green box. The green box the red box.The purple ruler is long. The blue ruler is short. The purple ruler is longer than the blu

6、e ruler. The blue ruler is shorter than the purple ruler.Lin Xinru is thin.Liu Yifei is thinner. Liu Yifei is thinner than Lin Xinru.45kg48kgLi Yong is more outgoing than Cheng long.Cheng Long is outgoing.Li Yong is more outgoing.二、用法二、用法1.比较级表示两者比较级表示两者 (人或事物人或事物) 的比较。的比较。eg. I am taller than Tom.M

7、y dress is more beautiful than hers.2. 2. 最高级最高级表示三者或三者以上表示三者或三者以上 (人或事物人或事物 ) 的比的比较较, 其中有一个在某一方面超过其他几个时其中有一个在某一方面超过其他几个时, 用用最高级。最高级的前面一般要加定冠词最高级。最高级的前面一般要加定冠词 the, 后后面可带面可带 of ( in )短语来说明比较的短语来说明比较的范围。范围。如：如：She is the youngest in the class.Jason is the tallest of the three.Whose handwriting is the

8、 best of all?3.在形容词比较级前还可用在形容词比较级前还可用much, even, still, a little来修饰来修饰, 表示表示“的多的多”, “甚至甚至”, “更更”, “一些一些”。如：。如：This city is much more beautiful than before. Shes a little more outgoing than me. Its a little colder today. 4.“比较级比较级and比较级比较级”意为意为“越来越越来越” 。多音节比较级用多音节比较级用“more and more形容词原级形容词原级”形式。形式。如：

9、如：Its getting worse and worse. The group became more and more popular. 5. “Which / Who is + 比较级比较级？”比较比较A、B两事物两事物, 问其中哪一个较问其中哪一个较时时用此句型。如：用此句型。如：Which T-shirt is nicer, this one or that one? Who is more active, Mary or Kate?Which one is more popular among students, going to concerts or going to movi

10、es?1) than后面接代词时后面接代词时, 一般要用主格形式，一般要用主格形式， 但在口语中也可使用宾格形式。但在口语中也可使用宾格形式。 如：如：My brother is taller than I / me. 2) 当需要表示一方超过另一方的程度时，当需要表示一方超过另一方的程度时，可以用可以用much, a lot, a little, a bit, even, still等来修饰形容词比较级。注意等来修饰形容词比较级。注意: 比较级不比较级不能用能用very, so, too, quite等修饰。如：等修饰。如： He is much more serious than Sam.

11、3) 形容词比较级后面往往用连词形容词比较级后面往往用连词than连接连接另一个比较的人或事物另一个比较的人或事物, 但在上下文明确但在上下文明确的情况下的情况下, 形容词比较级可单独使用。如：形容词比较级可单独使用。如：My sister is tall, but my aunt is taller.我姐姐个子高我姐姐个子高, 但我姑姑个子更高。但我姑姑个子更高。练习参见课本P113-115形容词的比较级和最高级 tall long cold fast thick small strong hard new short wide fine late fat big thin red happ

12、y early easy heavy beautiful exciting interesting popular difficult useful important good far ill much bad many well1. Sam has _ (long) hair than Tom.2. Tom is _ (calm) than Sam.3. Tina is _(tall) and _( wild) than Tara.4. Paul is _ (short) and _(heavy) than Pedro.5. Im _(funny) than Tara.6. Tara is _( serious) than Tina. longerwilder tallerfunniershorterheaviercalmermore serious7. Du Jiahao is _ (athletic) than others in Class 19.8. Mr Cheng is _(outgoing) than Miss Qu. more athletic more outing