七年级一般现在时讲解

ThePresentSimpleTense(一般现在时)Whichonedoyouplayeveryday?Iplaybasketballeveryday.Iplaysoccerballeveryday.Whichonedoessheplayeveryday?Doandthink!Howcanwenamethisactionofplayingbasketballeveryday?(1)经常性或习惯性的动作。Sheplaysbasketballeveryday.Sheplayssoccerballeveryday.Whichonedoyoulike?Whatdoesshe/helike?DoandthinkHowcanwenamethishabitoflikingakindoffruit?2）表示现阶段存在的状态、特征或心理活动。Ilikebananas.Ilikeapples.Shelikesbananas.Shelikesapples.Shelikesbananas.（2）表示现阶段存在的状态、特征或心理活动。Heplaysvolleyballeveryday.(1)表示经常性习惯性的动作。ThedefinitionofThePresentSimpleTense:一般现在时态：表示现阶段经常性、习惯性的动作或现阶段存在的状态、特征及心理活动.常用的状语有：often,sometimes,usually,everyday等。一般现在时态的be动词形式：Iamastudent.Youarestudents.Heisastudent.Sheisastudent.Theyarestudents.Iamnotastudent.Youarenotstudents.Heisnotastudent.Sheisnotastudent.Theyarenotstudents.Areyouastudent?Yes,Iam.Issheastudent?Yes,sheis.Isheastudent?No,heisnot.(isn’t)Aretheystudents?No,theyarenot.肯定句否定句一般疑问句Doandthink:Be动词的一般现在时：肯定句：is/am/are否定句：is/am/arenot一般疑问句：把be动词提到句首，小写改为大写，其他的词不变，句号变为问号。Practice:Fillintheblankswiththewordsgave.1.Where______(be)mykeys?2.I______(be)Jim.Mysister______(be)Gina.3.Mypenpal______(benot)fromJapan,he_____(be)fromCanada.4.Hisfriends______(be)friendlytohim.5.There______（be）apenandtwopencilsinthepencil-box.6.Myparents______(be)docters.7.PaulandTommy______(be)mycousins.areamisisn’tisareisareare实义动词的一般现在时：Ilikebananas.Helikesbananas.Shelikesbananas.Theylikebananas.Idonotlikebananas.Hedoesnotlikebananas.Shedoesnotlikebananas.Theydonotlikebananas.Doyouhavebananas?Yes,Ido.Doeshelikebananas?Yes,hedoes.Doesshelikebananas?No,shedoesnot.Dotheylikebananas?Yes,theydoes.V的一般现在时：非第三人称单数：肯定句：V(原)否定句：don’t+V(原)一般疑问句:do提前+V(原)第三人称单数：肯定句：V+s/es动词三单数否定句：doesn’t+V(原)一般疑问句：does提前+V(原)Doandthink:肯定句:否定句:一般疑问句:Nowlookatthesesentencescarefully.Payattentiontotheirverbsandsubjects:Ilikebananas.Youlikebananas.Shelikesbananas.Helikesbananas.动词原型动词的“三单”形式havehasdodoesgogoesteachteachesplayplaysflyflieswashwashesrelaxesrelaxlikeslikegetgets固定的“三单”形式直接加“s”s,x,ch,sh,o结尾的单词，直接加“es”以辅音字母加“y”结尾的单词，变“y”为“i”再加“es”areisHaveatry(试试看)一般现在时的主谓一致使用一般现在时要注意主语和谓语的第一个动词在人称和数的方面的一致。基本规则是：如果主语为第三人称单数，谓语的第一个动词要变为第三人称单数形式。规则如下：2.以s.x.sh.ch.o结尾，加-es,1.一般情况下，直接加-s，3.以“辅音字母+y”结尾，变y为i,再加-es,SayPlayWatchBringLookWashFlyHaveGoSpellsaysplayswatchesbringslookswashesflieshasgoesspells在清辅音之后发/s/,其他情况下发/z/发为/iz/发音为/z/Pleasechangethesentencesaccordingtotherequirement.Iplaysportseveryday.Shedoesnotplaysportseveryday.Doyouplaysportseveryday?一般疑问句Idonotplaysportseveryday.否定句Sheplayssportseveryday.｛否定句一般疑问句｛Doessheplaysportseveryday?1.Heoften_____(help)me.2._____Mr.Green_____(speak)EnglishorJapanese?3.She_____(go)toschoolbybike4.What______yourmother_______(do)?5.Sometimeswe_____(play)footballafterschool.6.We_______________(nothave)muchworktodotoday.7.____youwant____(be)apoliceman?tobeDoesspeakgoesdoesdoplaydon’thaveDohelpsHomework:TakenotesReviewwhatwehaveleanttoday.Thankyou!我（I）用am,你（you）用are,Is连着他（he）她（she）它（it）,单数主语用is,复数主语全用areBe动词真伟大，生出am,is,are变否定很简单，not加在be后面若要变为疑问句，把be提到主语前