过去进行时否定句例句

很简单啊.举个最简单的例子Youcanfindtheanswer.(转换为否定句)=Youcan'tfindtheanswer.(转换为一般疑问句)=Canyoufindtheanswer?(否定疑问

过去时was/were(not)do现在时do/does(not)一般将来时willdo(not)现在进行时is/are(not)doing

SuYangissinging.IsSuYangsinging?SuYangisn'tsinging.

一般过去将来时1Shetoldusthatshewouldnotgowithus,ifitrained.她告诉我们,如果下雨,她就不和我们一起去了.2Ididn''tknowhowtodoit.Wha

1.Iamreading.iamnotreading.areyoureading?2.sheisdancing.sheisn'tdancing.isshedancing?3.heisplayingco

/>现在进行时I am writing a book.The book is being written by

特殊疑问句Whatwashesayingyesterday?他昨天说什么?一般疑问句Weretheydoingtheirhomeworkatthatmoment?他们在那时做作业了吗?肯定句Iwasf

表示过去将要做的事1.Ididn'tknowifhewouldcome.我不知道他是否会来.2.Shewassixty-six.Inthreeyears,shewouldbesixty-nine.　　

肯定句：IamwatchingTV.（我正在看电视）Thelittlemonkeyiseatingbanana.(那个小猴子正在吃香蕉.）Heisflyingakite.(他正在放风筝.)Sheisd

IdidmyhomeworkyesterdayIwilldomyhomeworktomorrow

肯定句was,werebeingdone否定句was,werenotbeingdone一般疑问句:was,were+主+beingdone...特殊疑问句:疑问词+was,were+主+beingdo

过去时：TheywenttoBeijing.Theydidn'tgotoBeijing.现在时:TheylikeEnglish.Theydon'tlikeEnglish.一般将来时:形式一：Theya

不一顶要在从句中的主要是根据语境来判断是否使用的比如—Icalledyouyesterdayevening,butnobodyanswered.—yes,Iwasgoingshoppingatthat

一般现在时doSth.一般过去时didSth.现在进行时bedoingSht.过去进行时was/weredoingSth.一般将来时willdoSth.Iamwriting.现在进行时Iwillwri

1.过去将来进行时：Theysaidtheywouldbecoming.2.过去将来完成时：Ithoughtyou'dhaveleftbythistime.3.过去将来完成进行时：weshouldha

过去进行时表示已经过去的时间点正在进行的动作；一般完成时既现在完成时,表示过去动作对现在的影响或过去动作持续到现在；一般过去时表示过去时间的动作或过去经常性的动作；过去完成时表示已过去时间完成的动作对

过去将来完成进行时的肯定句:sbwouldhavebeendoingsth过去将来完成进行时的否定句:sbwouldn'thavebeendoingsth过去将来完成进行时的疑问句结构:Wouldsb

Whentheteachercamein,Iwastalking.HewaswatchingTVat6:00yesterdaymorning.Theyweredoingtheirhomeworkfro

IwenttotheUSA.一般过去时Ididn'tgototheUSA.一般过去时否定句DidyougototheUSA?一般过去时疑问句Ididmyhomework.一般过去时Ididn'tdom

一般现在时:Milliewashesherclothes.一般将来时:Miliewillwashherclothestomorrow.一般过去时:Milliewashedherclothesyeste