资源描述：
《九年级英语时态复习课件仁爱版.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、中学英语时态一般现在时用法：经常性的和习惯性的动作常用时间状语：usually,sometimes,inspring,everyday,onceamonth,onSundays构成：①主语+be+其他②主语+动词原形+其他（第三人称单数作主语动词要加s)否定构成：①主语+be+not②don’t+动原doesn’t+动原一般现在时的用法1)经常性或习惯性的动作，常与表示频度的时间状语连用。Ileave home for school at 7 every morning.2)客观真理，客观存在，科学事实。The earth moves around the sun
2、.Shanghai lies in the east of China.3)表示格言或警句中。WhenyouareinRome,doastheRomansdo. Lighttravelsfasterthansound.4)表示主语具备的能力、性格、个性。I likesinging.Ann writes good English but does not speak well.Shelookslikehersister.5）在时间，条件状语从句中，用一般现在时表示将来Ifitrainstomorrow,wewon’t(willnot)gotothepa
3、rk.WhenIgrowup,IwillgotoAmerican.()1-_____theyoften___theseoldmen? -Yes,they___. A.Do;help;areB.Are;helping;are C.Do;help;doD.Are;helped;are()2Theyusually_____TVintheevening. A.watchB.willwatchC.arewatchingD.watches()3Thesun___intheeastand___inthewest. A.raises;setB.rise;setsC.rises;se
4、tsD.rises;set练习c现在进行时用法：说话时正在进行的动作或当前一段时间正在进行的动作常用时间状语：now,thesedays动词构成am/is/are+现在分词(--ing)否定构成：am/is/are+not+现在分词一般疑问构成Am/Is/Are+主语+现在分词+其它？现在进行时的基本用法：表示现在(指说话人说话时)正在发生的事情。Wearewaitingforyou.b.表示现阶段正在进行的动作或存在的状态Theyarestudyinghardthisterm.Wearepickingapplesonafarmthesedays.c.表示渐变的动词
5、有：get,grow,become,turn,run,go,begin等。Theleavesareturningred.It’sgettingwarmerandwarmer.d.与always连用。表示经常反复的动作。含有赞扬或厌恶的意思。Heisalwayshelpingothers.(赞扬）Thatsonofyoursisalwaysmakingtrouble.(厌恶）e.go,come,leave,arrive,return,die等的进行时可表示明确安排好了不久将要发生的动作.这是表示最近打算的最常用的表达方式。WeareleavingonFriday.Ar
6、eyougoinganywheretomorrow?()1______you___yourhomeworknow? A.Do;doingB.Are;doing C.Were;doingD.Does;do()2___yourmother___shoppingatthemoment? A.Are;doingB.Is;doingC.Is;takingD.Are;taking()3___thechildren___theradio? A.Is;listeningB.Is;listeningtoC.Are;listeningtoD.Are;listening练习用法：将来发生
7、的动作或存在的状态常用时间状语：thisevening,tomorrow,nextmonth,inafewminutes,attheendofthisterm动词构成:1,will/shall+动原2,am/is/aregoingto+动词原型否定构成：will/shallnot…am/is/arenot…备注：在if条件或assoonas等时间状语从句中用一般现在时代替一般将来时。Let’sfinishtheworkbeforeitisdark.让我们在天黑之前把所有活做完。一般将来时一般将来时1)shall用于第一人称，常被will所代替。will在陈述句中
