1、时态分类时态分类 她昨天做了作业。她昨天做了作业。She did her homework yesterday.她昨天没做作业。她昨天没做作业。She didnt do her homework yesterday.她昨天做作业了吗？她昨天做作业了吗？Did she do her homework yesterday?一般过去时一般过去时:Past Simple概念概念:表示过去发生的动作表示过去发生的动作结构结构:主语+动词过去式标志语：标志语：yesterday、.ago、in 1992、last week/month昨晚昨晚8点，她正在做作业。点，她正在做作业。She was doing
2、 her homework at 8:00 yesterday evening.昨晚昨晚8点，她没在做作业。点，她没在做作业。She wasnt doing her homework at 8:00 yesterday evening.昨晚昨晚8点，她正在做作业吗？点，她正在做作业吗？Was she doing her homework at 8:00 yesterday evening?过去进行时过去进行时:Past Progressive概念概念:表示过去正在发生的动作表示过去正在发生的动作结构结构:be(was，were)+doing标志语：标志语：at 8:00 yesterday、y
3、esterday afternoon她每天都做作业。她每天都做作业。She does her homework everyday.她每天都不做作业。她每天都不做作业。She doesnt do her homework everyday.她每天都做作业吗？她每天都做作业吗？Does she do her homework everyday?一般现在时一般现在时:Present Simple概念概念:表示习惯、经常性的动作表示习惯、经常性的动作结构结构:主语+动原、动s/es（三单）标志语：标志语：usually、often、never、sometimes、once a week、twice a
4、 month、every year她正在做作业。她正在做作业。She is doing her homework.她没在做作业。她没在做作业。She isnt doing her homework.她正在做作业吗？她正在做作业吗？Is she doing her homework?现在进行时现在进行时:Present Progressive概念概念:表示现在正在发生的动作表示现在正在发生的动作结构结构:be(is,am,are)+doing标志语：标志语：Look!、Listen!、now她已经做完作业了。她已经做完作业了。She has done her homework already.她
5、还没完成作业。她还没完成作业。She hasnt done her homework yet.她已经完成作业吗？她已经完成作业吗？Has she done her homework?现在完成时现在完成时:Present Perfect概念概念:表示已经发生的动作并对表示已经发生的动作并对现在造成了一定的影响现在造成了一定的影响结构结构:主语主语+has/have 过去分词过去分词标志语：标志语：already、yet、ever、never、since、for、她今晚做作业。她今晚做作业。She will do her homework this evening她今晚不做作业。她今晚不做作业。S
6、he wont do her homework this evening.她今晚做作业吗？她今晚做作业吗？Will she do her homework this evening?一般将来时一般将来时:Future Simple概念概念:表示将要发生的动作表示将要发生的动作结构结构:主语+will 动词原形 be(is、am、are)going to do标志语：标志语：tomorrow、in.、next1He_swimming in the river every day in summer.(go)2.It_you are right.(seem)3.Look,the children_
7、 basketball on the playground.(play)4.He_to the radio when I came in,(listen)5.It is very cold.I think it_.(rain)goesseemsare playingwas listeningwill rain6.I need some paper.I_ some for you.(bring)7.I cant find my pen.Who_it?(take)8.He said that he_back in five minutes.(come)9.My mother _(not do)ho
8、usework yesterday.10.I_my bike,so I have to walk to school.(lose)will bringtookcamedidnt do lost11.He_down and began to read his newspaper.(sit)12.He is very hungry.He_ anything for three days.(not eat)13.I_with you if I have time.(go)14.We will go to the cinema if it_fine.(be)15.I will tell her the
9、 news when she_to see me next week.(come)sathasnt eatenwill go iscomes16.When_you_the car?In 1998.(buy)17.We_good friends since we met at school.（be）18.What_you_ at five yesterday afternoon?(do)19.The bike is nice.How much_it_?(cost)20 The boy is happy because he _(sell)out all the newspapers.didbuyhave beenweredoingdoescostsold
