1、How often do you?(once a week,twice,never)一般现在时:概念:表示习惯、经常性的动作结构:do、does标志语：usually、often、never、sometimes、once a week、twice a month、every year1.The twins _(wash)the clothes every day.2.Sometimes he _(play)basketball over there.3.How often _ Sally _(sing)?washplaysdoessing一般过去时:概念:表示过去发生的动作结构:did标志语：
2、yesterday、.ago、in 1992、last week/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+edwantanswermovediecarrycrystopplanwantedmoveddiedcarriedcriedstoppedplannedansweredgotdranktookwentswamatecutwerehaddidcamesaidsawputgettakegoswimeatdrinkarehavedocomecutputsaysee1.The twins
3、 _(wash)the clothes yesterday.2.The day before yesterday he _(play)basketball over there.3._ Sally _(sing)two hours ago?washedplayedDidsingLilyLucy现在进行时:概念:表示现在正在发生的动作结构:be(is,am,are)+doing标志语：Look!、Listen!、now一般在动词原形后+ing以不发音的e结尾的，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：学科网writingtakinggetting
4、runningswimminggoinggoaskwritetakegetrunswimasking1.The twins _(wash)the clothes now.Look!He _(play)basketball over there.2.Listen!_ Sally _(sing)?are washingis playingIssinging过去进行时:概念:表示过去正在发生的动作结构:be(was，were)+doing标志语：at 8:00 yesterday、when、while、现在完成时:概念:表示已经发生的动作结构:has done、have done标志语：alread
5、y、yet、ever、never、since、for、getgoeataredocutsaygot gottenwent goneate eatencut cutwere beendid donesaid saidtakeswimdrinkhavecomeputseetook takenswam swumdrank drunkput puthad hadcame comesaw seen1.The twins _(wash)the clothes for an hour.2.He _(play)basketball since three years ago.3.How long _ Sall
6、y _(sing)yet?have washedhas playedhassung过去完成时:概念:表示将要发生的动作结构:had done标志语：by the time,或主句为一般过去时的宾语从句中一般将来时:概念:表示将要发生的动作结构:will do、shall do、be(is、am、are)going to do标志语：tomorrow、in.、next过去将来时:概念:表示过去将要发生的动作结构:would dobe(was、were)going to do标志语：常用于主句是一般过去时的宾语从句中1 I usually 1.2.3.4.5.get,got,will getwas
7、 readingis knockingdoes surfhave been6.7.8.9.10.have heardwentwould putDid happenwas doing11.12.13.14.15.doesnt rain,will goDo playwont callhas worked walked,had startediscomesis drawingmoveddidnt haveusedhasstudieswill visitComposition:I（你的过去、现在和将来）Write an article about yourself,tell us your past、your present and your future.
