1.一般现在时表示一般现在时表示总是总是、通常通常、习惯性习惯性的动作或状态。的动作或状态。It snows in winter.I watch television every day.现在现在过去过去将来将来2.用于对用于对客观事实的普遍性客观事实的普遍性的陈述。的陈述。Water consists of hydrogen and oxygen.Most animals kill only for food.The world is round.3.某些动词的一般现在时表示某些动词的一般现在时表示说话时正在存在说话时正在存在的一种情况。的一种情况。I have only a dollar right now.I dont recognize that man.He needs a pen right now.注：这些动词不能用于进行时。注：这些动词不能用于进行时。一般现在时的动词形式：一般现在时的动词形式： 动词原形动词原形1.am;is ;are2.have,has3.第三人称单数形式：第三人称单数形式：-(e)s肯定句：肯定句：I watch television every day.否定句否定句：I dont watch television every day.疑问句：疑问句：Do you watch television every day.It snows in winter.It doesnt snow in winter.Does it snow in winter?1.现在进行时表示一项活动在现在进行时表示一项活动在说话时说话时(或较长时间）正在进或较长时间）正在进行。行。John and Mary are talking on the phone.startfinishnow2.进行时的将来用法：进行时的将来用法：When are you leaving?=When will you leave?John and Mary are talking on the phone.John and Mary are not talking on the Phone. Are John and Mary talking on the phone?现在进行时中动词形式：现在进行时中动词形式： am is + - ing are1、do-doing2、live-living3、重读闭音节、重读闭音节 sit-sitting drop-dropping以以 ie 结尾结尾 die-dying lie-lyingShe is writing another book this year.并不表示说话的时候她正并不表示说话的时候她正拿着笔坐在书桌前。拿着笔坐在书桌前。1.Diane (wash) _ her hair every other day or so.2.Kathy usually (sit) _ in the front row during class,but today she (sit)_in the last row.washes, sits, is sitting3.(Lock,you,always)_ the door to your apartment(公寓公寓) when you leave?4.I wrote to my friend last week.She hasnt answered my letter yet.I(wait,still)_ for a reply.Do you always lock,am still waiting5.Every morning,the sun(shine)_ in my bedroom window and (wake)_me up.shines,wakes6.A:Look!It (snow)_. B: Its beautiful! This is the first time Ive ever seen snow. It (snow, not, often) _ in my country.is snowing;does not often snow7. Mike is a student,but he (go,not)_ to school right now because its summer.He (attend)_ college from September to May every year,but in the summers he(have,usually)_a job at the post office.In fact,he(work)_there this summer.doesnt go;attends;usually has;is working8.Please be quiet.I(try)_ to concentrate.9.After three days of rain,Im glad that the sun(shine)_ again today.am trying;is shining-Is this raincoat yours?-No,mine _ there behind the door.A.is hanging B.has hungC.hangs D.hung现在进行时强调此刻正在进行的动作。现在进行时强调此刻正在进行的动作。一般现在时表示不确定时间经常、反复发生一般现在时表示不确定时间经常、反复发生的动作或状态。的动作或状态。- Can I help you, sir?- Yes, I bought this radio here yesterday, but it _.A.didnt workB.wont workC.cant workD.doesnt work-Can I join the club, Dad?-You can when you _ a bit older.A. get B. will getC. are gettingD. will have gotMy cousin, Jenny, _ in New York till next Saturday.A.is stayingB.has stayedC.will have stayedD.stayed-Do you know when she _?-No, but Ill tell you as soon as she _.A.will come; comesB.comes; will comeC.will come; will comeD.comes; comesLook! _ !A.Here the bus comesB.Here comes the busC.Here is the bus comingD.Here the bus is cominghere, there放在句子开头，句子主谓放在句子开头，句子主谓要倒装。要倒装。(如主语为代词，主谓不倒装如主语为代词，主谓不倒装)。在。在here, there引导的句子中，常用引导的句子中，常用一般现在时代替现在进行时。一般现在时代替现在进行时。