完整版四种时态及其练习完整版.doc

四种时态(一般现在时、一般过去时、一般将来时、现在进行时)。主要描述经常会发生的动作、状态或不变的真理。(1)标志词:①always,usually,often,sometimes,hardly,ever,never;②everysecond/hour/day/year/Friday/June;onceaweek,twicetwoweeks;③(2)结构①组成:主语+be+名词(形容词)::be动词提前到第一位。Areyouastudent?Ishetall?Yes,Iam./No,,heis./No,heisn't.②主语+动词+地点+:主语+don't/doesn't+动词原形+地点+时间Wedon'':在句首加do或doesDoyougotoschoolonMonday?Yes,wedo./No,wedon'?1Yes,hedoes./No,hedoesn't.(3)动词三单变化:①在原单词末尾加s,如:like–likes②单词以o,sh,ch,s,x结尾加es,如:go–goes③单词末尾为辅音+y结尾去y加ies如:study-:主要叙述正在发生的事情。(1)标志词:①now,rightnow,②atpresent,atthemoment,atthistime,③thesedays....o'clock⑤Listen!④Look!,(2)结构组成:主语+be+::将be放到第一位。AreyoureadingEnglish?Yes,Iam./No,?Yes,theyare./No,theyaren'?Yes,heis./No,heisn't.(3)动词变ing形式:2①:play-playing②:ride–riding③末尾以辅音元音辅音结尾双写末尾一个辅音如:swim-。主要描述将来要发生的事情。(1)标志词:①tomorrow,thedayaftertomorrow,theyearafternextyear,tomorrowmorning/afternoon/evening②nextweek/year/term/summervacation/Friday③fromnowon;inthefuture;in2050;④in+时间段(重点)(2)结构①组成:主语+begoingto+::将be提前AreyougoingtovisitAnn?Yes,Iam./No,?Yes,theyare./No,theyaren'?Yes,sheis./No,sheisn't.②组成:主语+will+:在will后加not或将willnot写为won':将will提前Willyougotothelibrary?Yes,Iwill./No,Iwon'?Yes,theywill./No,theywon'