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1、 Period5Grammar辛家寨中学辛家寨中学 王念王念 沪教版八年级上沪教版八年级上Unit4 InventionsLin Xinru is thin.Liu Yifei is thinner. 45kg48kg Liu Yifei is thinner than Lin Xinru. Look at some pictures, compare and describe them:Whichgoesfaster,thebikeorthecar?Thecargoesfasterthanthebike.Thebikegoesfast.Jordan is tall.Yao Ming is t
2、aller Jordan. Jordan2.26m1.98mYao Ming is taller.Pan Chang jiang is the shortest in the three.The pig is heavy.The bear is heavier than the pig.TheelephantistheheaviestofallheavyheavierheaviestTheplaneflies(the)highestinthethree.Thekiteflieshigh.ThebirdflieshigherthanthekiteSummary:形容词和副词比较级、最形容词和副词
3、比较级、最高级构成的变化规则高级构成的变化规则: 1) 单音节词和部分双音节词单音节词和部分双音节词 一般在词尾后加一般在词尾后加-er 或或-est. Eg:cold colder coldest 2) 2)结尾若有哑音结尾若有哑音e, e, 直接加直接加r r就可以。就可以。 nice nicer nicest fine finer finest 3)重读闭音节词词尾只有一个辅音字母时重读闭音节词词尾只有一个辅音字母时, 先双先双写该辅音字母写该辅音字母, 再加再加-er或或-est。 Eg: big bigger biggest thin thinner thinnest4 4) ) 以
4、以“辅音字母辅音字母+ y+ y”结尾的双音节词，结尾的双音节词， 先改先改y y为为i, i, 再加再加-er-er或或-est-est。EgEg： easy easy eas easier ier eas easiest iest happy happy happ happierier happ happiestiest 5) 多音节词和部分双音节词比较级前多音节词和部分双音节词比较级前 加加more最高级前加最高级前加most。Eg： delicious more delicious most delicious interesting more interesting most int
5、eresting不规则变化不规则变化: :E.g. good / well better best bad / badly worse worst many / much more most little less least far farther / further farthest/furthestDontforget“asas”形容词、副词的同级比较同级比较:注意“as+adj./adv.原级+as”及其否定式为“notas/so+adj./adv.原级+as”的用法。Eg.1.Thisstoryisas_asthatone.(interest)2.HespeaksEnglishas_
6、asI.(good)3.TheweatherinBeijingisnot_good_thatinHainan.as/sointerestingwellas用形容词、副词的适当形式填空用形容词、副词的适当形式填空1. Sam has _ (long) hair than Tom.2. The car goes _ (fast) than the bike.3. Tina is _(tall) and _(quiet) than Tara.4. Im (tall) Tom5. Paul is not (short) Pedro.6. Tara is _( serious) than Tina.7. Tom is _ (tall) in his class.8. Mary is_ (popular) of all.longertallerquieteras/so short asas tall asmore seriousthe tallestthe most popular fasterfor listening!Thank you
