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1、【专升本英语语法基础】时态&语态ByGordon英语共有16种时态,其表现形式如下(以study为例):一般时进行时完成时完成进行时现在studystudiesamstudyingisstudyingarestudyinghavestudiedhasstudiedhavebeenstudyinghasbeenstudying过去studiedwasstudyingwerestudyinghadstudiedhadbeenstudying将来willstudyshallstudywillbestud
2、yingshallbestudyingwillhavestudiedshallhavestudiedwillhavebeenstudyingshallhavebeenstudying过去将来wouldstudyshouldstudywouldbestudyingshouldbestudyingwouldhavestudiedshouldhavestudiedwouldhavebeenstudyingshouldhavebeenstudying返回一、一般现在时主要用来表示人、事物的现在状况和特点:表
3、示经常或习惯性的动作,句子中常有often,always,fromtimetotime,everyday,sometimes等词。例子:1.Heusuallygoestoworkat7o’clockeverymorning.2.ShehasabrotherwholivesinNewYork.3.Theearthgoesaroundthesun.4.GuangzhouissituatedinthesouthofChina.考点一:表示永恒的真理,即使出现在过去的语境里,也要用一般现在时。Ilearne
4、dthattheearthisbiggerthanthemoonwhenIwasinprimaryschool.考点二:在时间和条件状语从句中,代替一般将来时。常用的引导词有:时间:when,until,after,before,assoonas,once,themoment/theminute,theday;条件:if,unless,providedIwillletherknowifshecomesback.考点三:在themore…themore…句型中,若主句是一般将来时,从句通常用一般现在时
5、。Theharderyoustudy,thebetterjobyouwillget.二、一般过去时表示过去某个特定时间发生且完成的动作,或过去习惯性的动作,不强调对现在的影响,只说明过去。常跟明确的过去时间连用,如:yesterday,lastnight,in1984,atthetime/moment,once,duringthewar,before,afewdaysago,when…etc.考点一:usedtodo表示过去习惯做,但现在已不再做的事。区别:be/become/getusedtodo
6、ing表示现在习惯做某事。Heusedtosmokealot.Hehasgotusedtogettingupearlyinthemorning.Iamusedtohavingbreakfastnow.考点二:在时间和条件状语从句中,代替过去将来时。Hepromisedtobuymeacomputerifhegotaraise.Shewantedtogoshoppingifshehadmoney.三、一般将来时表示将来某个时间会发生的动作或情况。常和tomorrow,nextyear,in2020等表
7、示将来的时间状语连用。考点一:一般将来时总是用在一些时间状语从句或条件状语从句的主句中Wewillbeginourclassassoonastheteachercomes.(主句用一般将来时,从句中一定要用一般现在时替代一般将来时)考点二:某些表示短暂性动作的动词,如:arrive,come,go,leave,start等,用现在进行时表示将来时。IamleavingforBeijingtomorrow.Iamcominghomesoon.考点三:祈使句+and/or+句子,这种结构中and后面的句
8、子谓语用一般将来时。Studyhardandyouwillmakeitoneday!考点四:一般将来时的五种句型1.Willdo…2.Be(am,is,are)goingtodo…3.betodo…4.Beabouttodo…5.beonthepointofdoingIwasabouttosleepwhenshecalledme.TheyaretobemarriedinthisMay.Itisonthepointofraining.完成时助动词:have结构:have