文档介绍：新人教版|八年级上学期英语所有必考知识点大汇总Unit1Wheredidyougoonvacation?【重点语法】不定代词:不指名代替任何特定名词或形容词的代词叫做不定代词。用法注意:+可数名/不可数名。some多用于肯定句,any多用于否定句、疑问句和条件从句。有些问句中用some,不用any,问话者希望得到对方肯定回答。,any,no,every与body,one,thing构成的复合不定代词作主语时,其谓语动词用三单。,该定语要置于其后:如:somethinginteresting【重点短语】./+……...but+V.(原形)除了……+(tobe)++大地方/arriveat+.=:+adj+that+从句如此……以至于…….(not)(不要)【词语辨析】+名词复数“许多…”+形容词看起来…...++从句似乎..…....好像,似乎…..+大地点=getto=reach+地点名“到达......”arriveat+小地点(注:若后跟地点副词here/there/home,介词需省略,如:arrivehere;gethome)…(想知道)+疑问词(who,what,why)引导的从句。+名/代/V-ingbecause+从句Hecan’’+名词足够的…...形容词/副词+enoughUnit2Howoftendoyouexercise?【重点语法】:always,usually,often,sometimes,never频率副词在句中通常放在实义动词之前,be动词或助动词之后。常用于一般现在时态中。2.“次数”的表达方法一次once,两次twice,三次或三次以上:基数词+times,如:threetimes,fivetimes,“多久一次”问频率,回答常含有频率词组或短语。常见的how疑问词:1)Howsoon多久(以后)—Howsoonwillhebeback?他多久能回来?—。2)howlong“多久”—Howlongdidittakeyoutocleanthehouse?你打扫房子用了多久?—。3)Howmany+名复Howmuch+不可名“多少”问数量(howmuch还可问价格)【重点短语】==......有影响/