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1、Grammar,四种英语时态小结1.一般现在时用法：表示经常性或习惯性的动作或存在的状态及客观现实和普遍真理。标志词：usually，often，sometimes，every day等构成：主语+be动词+.主语+实义动词原形或实义动词的第三人称单数 He goes to work at 7:00 every day The earth goes around the sun He is a teacher,2.一般过去时用法：表示发生在过去的动作或存在的状态标志词：yesterday，last week，in 2015，just now等构成：主语+was/were+.主语+实义动词过去式
2、 He was born on a sunny morning My father went to Beijing last year Was she angry just now?,3.一般将来时用法：表示将来某个时间将要发生的动作,存在的状态标志词：tomorrow，the day after tomorrow，next Sunday，soon，in a few days,in 2018 构成：主语+be going to+动词原形 主语+will/shall+动词原形 They will(are going to)have a meeting next Sunday There will
3、(is going to)be a great concert in our school next Saturday,4.现在进行时用法：表示某个时刻或现阶段正在进行的动作或存在的状态标志词：now,look,listen等构成：主语+am/is/are+现在分词+.Listen！She is singing an English song Its getting warmer and warmer(现阶段)The leaves are turning yellow,提建议的句型,提建议的的句型,提建议的的句型,提建议句型的常用答语,1，Good idea 好主意2，Thats/Its a
4、good idea 那是个好主意3，Sounds great/good 听起来不错4，That sounds like a good idea那听起来像个好主意5，Sure!Why not?当然！为什么不呢？,形容词比较级（1）,1.用法：在两者之间进行比较时，形容词要用比较级形式。2.形容词比较级的构成 规则变化 单音节和少数多音节形容词，通常在词尾加“-er”构 成比较级，一般在词尾加-er。如：smallsmaller talltaller highhigher,以字母e结尾的形容词直接加-r。如：largelarger finefiner nicenicer以重读闭音节结尾的形容词，若
5、末尾只有一个辅音字母，应双写该字母，再加-er。如：bigbigger hothotter thinthinner以辅音字母加y结尾的形容词，把“y”变“i”，再加-er，如：busybusier easyeasier heavyheavier,不规则变化,3.形容词比较级的基本句型,A+be+形容词比较级+than+B 表示“A比B更.”Shanghai is bigger than Hong KongWhich/Who+be+形容词比较级，A or B?表示“A 和B 中，哪一个/谁更.”Who is taller?Sally or Sandy?,比较级+and+比较级 表示“越来越.”T
6、he day is getting longer and longer Our city is becoming more and more beautifulThe+比较级，the+比较级 表示“越.，就越.”The more you read，the more you will know,形容词比较级（2）及副词和副词比较级,一、形容词比较级（2）大部分双音节和多音节形容词，在原级前面加more来构成 比较级。如：expensivemore expensive carelessmore careless importantmore important famousmore famous T
7、his film is more exciting than that one 二、副词副词的基本用法 副词是指在句子中表示行为或状态特征的词，用来修饰动词、形容词、其他副词或句子,2.副词的构成 a.大部分副词是在形容词后直接加-ly构成的。例如：badbadly carefulcarefully quickquickly b.有些形容词与副词同形。例如：fast early hard high3.副词的比较级 副词比较级和形容词比较级的变化形式大致相同，也分为规则变化和不规则变化 fastfaster earlyearlier carefullymore carefully,4.副词比较级
8、用法,形容词比较级通常用于连系动词之后或名词之前。例如：My bedroom is bigger than yours My brother has more books than I副词比较级用于实义动词之后。例如 Anna runs faster than before“比较级+and+比较级”越来越.The fire spread further and further with the wind blowing more and more strongly。随着风越刮越大，大火蔓延的越来越快“the+比较级，the+比较级”越.，就越.The more we know each other，the better we understand each other,thank you!goodby!,
