初中英语九年级全一册SectionAGrammarfocusa-4b“十校联赛”一等奖

SectionAGrammarfocus4a—4bGrammar英语的动词在表示不同时间里发生的行为或存在的状态时，要用不同的形式来表示，这种不同的形式叫做动词的时态。

英语常用的时态有七种，分别是：一般现在时、现在进行时、一般过去时、过去进行时、一般将来时、现在完成时、过去完成时。PairworkHowoftendoyou…?(onceaweek,twice…,never)一般现在时:

PresentSimple概念:

表示现在存在的状态或经常性,习惯性的动作结构:

主语+be/主语+do/does标志语：usually、often、never、

sometimes、onceaweek、

twiceamonth,onSundayseveryyear/day/week...一般在动词原形后+splayplays以sxchsh结尾的动词＋eswatchbrush以辅音+y结尾的动词，把y变i加esstudystudies特殊变化gohavedo

动词单三形式的变化规则：goeshasdoeswatchesbrushesExerciseThetwins______(wash)theclotheseveryday.Sometimeshe________(play)basketballoverthere.Howoften____Sally______(sing)?washplaysdoessingLook!Lily

Lucy

现在进行时:

PresentProgressive概念:1.表示现在正在发生的动作

2.一段时间内正在发生的动作结构:

主语+be+ving标志语:Look!Listen!Now,rightnow,thesedays,atthismoment.一般在动词后+ing以不发音的e结尾的动词，去e

+ing重读闭音节以一个辅音字母结尾的，双写这一字母+ing动词-ing形式的构成：writingtakinggettingrunningswimminggoinggoaskwritetakegetrunswimaskingExerciseThetwins___________(wash)theclothesnow.Look!He________(play)basketballoverthere.Listen!______Sally_______(sing)?arewashingisplayingIssingingSurvey--WhatdidyoudolastSundaymorning?--Iwentto….morningwent…afternoonvisited…night…一般过去时:

PastSimple概念:

表示过去发生的动作或存在的状态结构:

主语+be(waswere)主语+Ved标志语：yesterday、...ago、justnow,thismorning,in1992、lastweek/month…动词-ed形式的构成：在动词后加-ed以字母e结尾的动词，只+d“辅音字母+y”，变y为i,再+ed重读闭音节以一个辅音字母结尾的，双写+edwantanswermovediecarrycrystopplanwantedmoveddiedcarriedcriedstoppedplannedanswered

gotdranktookwentswamatecutwerehaddidcamesaidsawput不规则过去式gettakegoswimeatdrinkarehavedocomecutputsayseeExerciseLucy__(be)ateacher5yearsago.Thedaybeforeyesterdayhe________(play)basketballoverthere.3._____Sally______(sing)twohoursago?wasplayedDidsing过去进行时:

PastProgressive概念:

1表示过去某一时刻正在发生的动作2表示过去一段时间内正在发生的动作

结构:

主语+was/were+ving标志语:at8:00yesterday,atthattime/moment.Atthistimeyesterday,from9to10lastnight.When主did过去进行时:

PastProgressive2.WhatwereyoudoingwhenIcalledyouyesterday?I_______(read)abookwhenyoucalledme?1.They_________(have)ameetingfrom9to10lastnight.werehavingwasreadingGrammar一般将来时:

FutureSimple概念:

表示将要发生的动作结构:

主语+will+V原

主语+begoingto标语:tomorrow,nextweek,in2days,in2020

,thisevening,soon

一般将来时:

FutureSimple1.People________(have)robotsintheirhomesin20years.2.There________(be)asportsmeetingnextweek.willhaveisgoingtobeConversation--Haveyoupacked…yet?--Yes,Ihavepacked….No,Ihaven’t…packthetowels√packthecameraX……watertheplants√Grammar现在完成时:

PresentPerfect概念1:

表示过去发生的动作对现在造成的影响结构:

主语+have/

hasV过分标志语:already,yet,ever,never,just,before,sofar,inthelastfewyears.现在完成时:

PresentPerfect概念2:

表示动作发生在过去一直持续到现在，有可能持续到将来结构:

主语+have/

has+V过分标志语:for5years,

since5yearsago,since2010,sinceIwasakid.现在完成时:

特殊用法概念:1.表示曾经去过某地人在这have/hasbeento+地2.表示去了某地人不在这

have/hasgoneto+地3表示在某地呆多长时间

have/hasbeenin+地+for一段时间不规则过去分词getgoeataredocutsaygotgottenwentgoneateeatencutcutwerebeendiddonesaidsaid不规则过去分词takeswimdrinkhavecomeputseetooktakenswamswumdrankdrunkputputhadhadcamecomesawseenExerciseThetwins___________(wash)theclothesforanhour.He________(play)basketballsincethreeyearsago.3.I_______(notsee)thisfilmyet.4MrLiisn’there.He______Shanghai.havewashedhasplayedhaven'tseenhasgoneto1.Iusually____(get)upat6:00,butyesterdayI___(get)upat7:00,andtomorrowI___(get)upat6:30.2.Listen!Someone___(knock)atthedoor.3.Hefellasleepwhilehe___(read)abook.4.sheoften___(go)forwalkslastsummer

5.What______he______(do)whenhismotheropenedthedoor?6.Tom_______(work)theresincetwoyearsago.

Grammar过去完成时概念:

表示在过去某一时刻前已经完成的动作。过去的过去。结构:

主语+had+Ved标志语：

bytheendoflastyear.bythetime.before+过去的时间点.1.Bythetime

Igotup,mymother_______(cook)breakfast.2.BytheendoflasttermI____(learn)500words.hadcookedhadlearnedGrammar过去完成时宾语从句中当主句是过去时。从句过去完成时。Hesaidhehadseenthefilm.Grammar过去完成时宾语从句中当主句是过去时。从句过去完成时。Hesaidhehadseenthefilm.1.Iusually____(get)upat6:00,butyesterdayI___(get)upat7:00,andtomorrowI___(get)upat6:30.2.Listen!Someone___(knock)atthedoor.3.I___(be)inBeijingfortwoyears.4.Howoften__Andy___(surf)theInternet?5.Hefellasleepwhilehe___(read)abook.6.I___never____(hear)ofthatmanbefore.7.sheoften___(go)forwalkslastsummer.8.What______he______(do)whenhismotheropenedthedoor?9.Ifit_____(notrain)tomorrow,they____(go)fishing.10._____Kate'ssisters____(play)thepianoeverySunday?11.They_____(notcall)youthe