Unit2SchoollifeGrammar3-完整精講版課件

1、副詞 副詞的構(gòu)成 有許多副詞是對應的形容詞加ly構(gòu)成,如: strong - strongly real - really 詞尾是y的要把y變?yōu)閕再加 ly, busy - busily happy - happily 以e結(jié)尾的,大部分直接加-ly, wide widely late - - lately 有幾個特殊的要去e后再加-ly或y, true - truly terrible-terribly副詞的用法1.主要用作狀語,修飾動詞、形容詞、副詞，還可以修飾介詞短語和句子。 I have already prepared my lesson.(修飾動詞) He has been ext

2、remely busy these days.(修飾形容詞)2.也可以用作表語或定語,作定語時通常后置. The girl there is my sister.(作定語) Is your brother in ?(作表語)3.有些副詞(rather、quite等)通?？梢苑涝诿~前用于加強語氣.形容詞和副詞的比較級和最高級1、規(guī)則變化 （詞 尾 變 化）單音節(jié)詞在詞尾加-er(比較級)或-est(最高級)以字母e接尾的詞加r或sttallwidetallerwidertallestwidest以重讀閉音節(jié)結(jié)尾的詞末尾只有一個輔音字母應雙寫輔音字母再加er或esthothotterhottes

3、t以輔音字母+y結(jié)尾的詞變?yōu)閕再加er,或esthappyhappierhappiest多音節(jié)詞和多數(shù)雙音節(jié)詞在其前面加more 和most popularmore popularthe most popular2. 不規(guī)則變化原級比較級最高級good/wellbetterbestbad/illworseworstmany/muchmoremostlittlelessleastfarfarther/furtherfarthest/furthestoldolder/elderoldest/eldest形容詞和副詞的比較級和是高級副詞比較級的常用句型1、比較級+thanShe is fatter

4、than he.He is thinner than she.8比較的對象應該相同。The population of China is larger than that of any other country in the world.中國的人口比世界上任何其他國家的都多。China has a larger population than any other country in the world.9.no比較級than的特殊含義A is no more careful than BA和B兩人都不仔細。A is no less careful than BA和B兩人都很仔細。 副詞最高

5、級的常用句型1、the 最高級+of (in)Hong JinbaoZheng ZeshiNuttyDavid runs farthest of the three.Noodles are more delicious than dumplings.The cake is the most delicious of all.2、副詞的最高級前（the) 可以省略Tom runs fast.Jill runs faster.Bob runs fastest.Tom comes to school late.Jill comes to school later.Bob comes to schoo

6、l latest. 3、掌握幾種同義句轉(zhuǎn)換He is taller than any other student in his class. = He is taller than the other students in his class.= He is the tallest (student)in his class.小結(jié)3.掌握副詞表示比較的幾種結(jié)構(gòu)。表示兩者“相等”用，as+副詞原級+比較對象；表示“不如”沒有“不相等”，用“not+as/so+副詞原級+as+比較對象”；用副詞的比較級+than從句表示兩者比較；比較級前可用much,a little,a lot, far， still,no,even,any 等表示程度；and連接同一個比較級，表示越來越；the+比較級.the+另一個比較級表示越越；形容詞、副詞前如有：very,too,quite,rather等修飾，一般用原級；三者、三者以上的比較，一般用最高級；常用介詞in，of短