Unit 3 时态语态 易错点对比讲解 ppt课件(2022)高中英语新外研版必修第一册.pptx

1、1.Mr.Smith offers us some advice on how to write a good composition,which includes_(include)the following steps.2.Im glad to see that he _ great progress since I _ him last.3.Has Sam finished his homework today?I have no idea.He _(do)it this morning.4.Selecting a mobile phone for personal use is no

2、easy task because technology _(change)rapidly.5.The hotel wasnt particularly good.But I _(stay)in worse hotels.includeshas mademetwas doingis changing had stayed 以以work 为例为例PresentPastFuturePast futuresimplework/worksworkedwill workwould workcontinuousam/is/are workingwas/were workingwill be working

3、would be workingperfecthave/has workedhad workedwill have workedwould have workedcontinuous perfecthave/has been workinghad been workingwill have been workingwould have been working易混淆时态一般过去时 （did）现在完成时（have done）过去完成时（had done）现在完成进行时（have been doing）did/had done1.It was raining lightly when I _(ar

4、rive)in Yangshuo just before dawn.2.While making great efforts to run away,she _(fall)over the hill and died.3.The hotel wasnt particularly good.But I _(stay)in worse hotels.4.I found the lecture hard to follow because it _(start)when I arrived.5.He was unhappy when he sold his guitar.After all,he _

5、(have)it for a long time.Summary:过去完成时的状语常用by或者before引导，如by the time，by the end of，before 2014等had stayed had startedhad had arrivedfell1 1.现在完成时表示动作也已完成，而完成进行时却不一定 a：Ive made a cake.（已做好）b：Ive been making a cake.（不一定做好了）2.许多静态动词只能用完成时，不能用完成进行时 Ive known that for long.The strike（罢工）（罢工）has lasted si

6、x months.3.强调时间长短，用完成进行时比较好 Ive been coughing all night.(比Ive coughed all night.更强调咳得久）Summary：“未完性，暂时性，感情色彩”的特点have done/have been doing1.He has _ for there or four days.A.got a headache B.fallen ill C.caught a cold D.had a cough 2.Where is Peter？I cant find him everywhere.He went to the library af

7、ter breakfast and _ his essay there ever since.A.wrote B.had written C.has been writing D.is writing3.The girl has a great interest in sport and _ badminton classes twice a week over the last three years.A.took B.had taken C.has been taking D.takesDCC买买 buyhave 借借 borrowkeep放置放置 putlay 结婚结婚 marrybe

8、married认识认识 get to knowknow 离开离开 leavebe away关闭关闭 turn offbe off 动身动身 leave forbe off to穿穿 put onhave on 死亡死亡 diebe dead来来/去去 come/gobe away感冒感冒 take/get/catch a coldhave a cold到达到达 get to/arrive in/arrive at/reachbe in1.will(shall)+动词原形，表预见或主观意图动词原形，表预见或主观意图2.be going to+动词原形，打算做某事或已有迹象将要发生的情况动词原形，

9、打算做某事或已有迹象将要发生的情况3.be to+动词原形，按计划安排即将发生的动作或表命令动词原形，按计划安排即将发生的动作或表命令4.will be doing（将来进行时）表纯粹的将来（将来进行时）表纯粹的将来5.be+doing,仅限于瞬间动词，防止歧义仅限于瞬间动词，防止歧义6.be about to/be on the point of，表立即的将来，表立即的将来,不与表示将来的时间连用不与表示将来的时间连用7.be due to指指“定于定于.”.”She is due to leave at two.她定于她定于2 2点动身离开点动身离开1.Jane cant attend t

10、he meeting at 3 oclock this afternoon because she _(teach)a class at that time.2.We _(leave)very early so we packed the night before.3.I wasnt sure if he was really interested or if he _(be)polite.will be teaching was leaving was being 以以do 为例为例PresentPastFuturePast futuresimpleAm/is/are doneWas/wer

11、e donewill be donewould be donecontinuousam/is/are being donewas/were being donewill be being donewould be being doneperfecthave/has been donehad been donewill have been donewould have been donecontinuous perfect/passive voice1.His sister left home in 1998,and _ since.A.had not been heard of B.has n

12、ot been heard of C.had not been heard2.Mary realized she _.A.was making fun of B.was made fun C.was being made fun of D.was being made fun3.The sentence wants _ once more.A.To explain B.explaining C.being explained D.to be explained it 4.I was made _(sell)this old TV at such a low price.5._(taste)Wo

13、nderful,this kind of food enjoyed a good taste.BCBto sellTasting1.The hotel I lived yesterday wasnt particularly good.But I had stayed in many worse hotels.2.No decision will be made until all the candidates have been interviewed.3.Judy is going to marry the sailor she met in Rome last year.4.I called Hannah many times yesterday evening,but I couldnt get through.Her brother was talking on the phone all the time!5.If their marketing plans succeed,they will increase their sales by 20 percent.