新概念英语第二册语法精粹及练习.doc

新概念英语第二册语法精粹及练****一)新概念二册语法精粹一、一般现在时一、一般现在时::使用动词原形,第三人称单数须有变化。(1)直接加“s”, works,takes(2)以辅音加“y”结尾,变“y”为“i”,再加“es”,  carry→carries(3)以“o,s,x,ch,sh”结尾的动词加“es”,  goes  dresses    watches    brushes  :(1)表现在的事实、状态或动作: eg:Birdsfly.       Shelovesmusic.       Mary'sparentsgetupveryearly.(2)表****惯性动作或职业,常与often,sometimes,usually,always,everyweek,seldom,occasionally,frequently等时间副词连用。  eg: Ialwaystakeawalkaftersupper.       Shewritestomeveryoften.        asionally.(3)表客观真理,格言警句或事实:      Theearthmovesroundthesun.       Thesunrisesintheeastandsetsinthewest.       Twoandtwomakesfour.       ,熟能无过。(4)表将来:,after,before,as,assoonas,although,because,if,evenif,incase,till,until,unless,solongas,where,whatever,wherever等引导的状语从句中用一般现在时表将来发生的动作。(黄金重点,所有考试都不放过它!)例如: I'estomorrow.          Evenifitrainsthisafternoon,I'llmeetyou.         Whateverhappens,youshouldkeepcool-headed.(不错的句型,背下!!)         I'llberightherewaitingforyouwhereveryougo.(很感人的句型!),用一般现在时表达将来时概念。    Theplaybeginsat6:30thisevening.    akeoff?    Heleavesforthatcitynextweek.    Accordingtothetimetable,theexpresstraintoShanghaistartsatnineinthemorning.  (按照时刻表,开往上海的特快列车早上7点出发。)'            ,what________itlooklike?              .-e?-Ifit________tomorrow,          .          ,                (二) 新概念二册语法精粹 二、现在进行时:is/am/are+。如   ?    Don'tyouthinkyoueattoomuch?You'reputtingonweight(体重增加)。    。   Heistakingphysicsthissemester(本学期)。