过去进行试的肯定句否定句一般疑问句

现在进行时：表示现在正在进行的动作,由“be动词+动词的现在分词”构成.现在进行时的肯定句句型（1）第一人称：主语+am+现在分词+……eg.IamwatchingTV.我现在看电视.（2）第三人称单

Ilikesummer.

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.

一现时：sometimes=attimes,every+时间段,次数+时间段（onceaweek,twiceaday）,never,often,usually,always=allthetime现行时

ihavelunchat12'oclock.idon'thavelunchat12'oclock.doyouhavelunchat12'oclock?icalledyoulastnight.ididn

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

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

肯定句：主语+系动词+表语否定句：主语+系动词否定形式+表语一般疑问句：系动词+主语+表语+?特殊疑问句：特殊疑问词+一般疑问句（问的东西不用加）

现在进行时Heisreadingbooksintheclassroom.Heisn'tdoingwellinhislessons.Areyougoingwellthesedays?Yes,weare.

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

wearehavinganEnglishclassesnow.wearen'thavinganEnglishclassesnow.ArewehavinganEnglishclassesnow?Yes,

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

举例说明：一般现在是：形容习惯动作,并会一直延续下去.或者是真理.Hegoestoworkonfooteveryday.Theskyisblue.现在进行时：当前正在进行的动作.heislearnin

这三类句型的改动都和助动词有关系.常见的助动词有：BE,DO,MUST,WILL,CAN,其中有几个不是助动词,但因为用法差不多,所以归为一类.如要进行改动,只需把助动词提出来,并进行相应改动即可.例

本来就是肯定句,怎么可能还要做肯定句呢?1.Samshaadisn'tfromIndia.IsSamshaadfromIndia?2.Shedoesn'tliveinIndia.Doesshelive

1IsTomlookingatapicture?Tomisnotlookingatapicture.2Ishecarryingwaterfortheoldwoman?He'snotcarryingwa

肯定句：主语+be+动词ing+其他一般疑问句：be+动词ing+主语+其他否定句：主语+be+not+动词ing+其他