现在完成时复习课件【备课精研+高效课堂】 高三英语一轮复习

revisionPerfect Tensepresent perfect present perfect continuous tensepast perfect tensethe difference between the perfect tense and the past tense01020304Learning focusfuture perfect tense05 现在完成时现在完成时(present perfect)的基本用法：的基本用法：1.1.表示过去发生的某一动作到现在已完成，并对现在造成影响。句表示过去发生的某一动作到现在已完成，并对现在造成影响。句子中常见子中常见already,yet,never,ever,just,twice等副词。等副词。e.g.-A.g.-Are yo you av vail ilablble?-Y -Yeah,I h,I h hav ve j just fi ini ish hed d my hom my homewowork.k.2.2.表示过去某一时间开始并一直持续到现在的动作或状态，常和表表示过去某一时间开始并一直持续到现在的动作或状态，常和表示一段时间的状语连用，如示一段时间的状语连用，如so far,over the past 2 years,since 2000,for a long time等。等。e.g.I.g.I h hav ve l learned d E Engliglish h si inc ce I w I was fiv ive y years old.old.01pastpresentfutureAttention 短暂性动词的完成时不能与表示一段时间的状语连用。短暂性动词的完成时不能与表示一段时间的状语连用。I have borrowed the book from the library for a month.It is now overdue.I have kept the book from the library for a month.类似情况的动词及转化：类似情况的动词及转化：become/get begin/start get to/arrive diefinish join leave buybebe onbe in/atbe deadbe overbe in/a memberbe awayhave3.现在完成时的固定结构：现在完成时的固定结构：(1)It is the first/second/last/.time(that)sb.has done sth.That is the first time I _(visit)the Summer Palace.(2)It is the+最高级+n.+(that)sb.has done.It is the best editing tool _(我用过的).(3)It is/has been+一段时间+since sb.did sth.Translate:自从我俩上次见面到现在已经有两年了。It is/has been two years since we met last time.(4)have been to have gone toI have ever usedhave visited去过某地（已经回来）去过某地（已经回来）过了某地（还没回来）过了某地（还没回来）自从自从.以来已经有以来已经有.现在完成现在完成进行进行时时(present perfect continuous tense)的基本用法：的基本用法：表示动作发生在过去，持续到现在，并且表示动作发生在过去，持续到现在，并且还继续发生着还继续发生着；常和表示一段时间的状语连用，如常和表示一段时间的状语连用，如:recently,all this time,this month,以及以及since和和for引导的状语连用。引导的状语连用。e.g.(1)She has been reciting the words all the morning.(2)I _(learn)English for 10 years.02pastpresentfuturehave been learninghave learned 过去完成时过去完成时(past perfect tense)的基本用法：的基本用法：表示在过去某一时间或动作之前已经发生或完成了的动作，即表示在过去某一时间或动作之前已经发生或完成了的动作，即“过去的过去过去的过去”,”,常与常与“by the end of last.”“by the end of last.”等状语连用。等状语连用。e.g.(1)Lucy had already had breakfast before her family got up.(2)We _(learn)over three thousand English words by the end of last term.(3)He said that he _(see)the film before.03pastpresentfuturehad learnedhad seen过去完成时的特殊句式：过去完成时的特殊句式：(1)It was the first/second/last.time+(that)sb.had done It was the first time I _(donate)money to charity online.(2)Hardly had sb.done.when sb.did sth.No sooner had sb.done.than sb.did sth.Translate:他刚要开始演讲，听众就打断了他。Hardly had he begun to speak when the audience interrupted him.had donated 将来完成时将来完成时(future perfect tense)的基本用法：的基本用法：表示在将来某一时刻时已经完成了或者还可能持续着的动作，表示在将来某一时刻时已经完成了或者还可能持续着的动作，常与常与by+by+表示将来时间的短语或表示将来时间的短语或before the end of+before the end of+表示将来的表示将来的短语连用。短语连用。e.g.(1)By the time you get home I will have cleaned the house from top to bottom.(2)By seven oclock today we _(get)to Shanghai if the train works well.04pastpresentfuturewill have got 完成时和一般过去时的区别：完成时和一般过去时的区别：圆环：圆环：红色：红色：蓝色：蓝色：05pastpresentfuture过去时过去时过去完成时过去完成时现在完成时现在完成时现在完成进行时现在完成进行时 Exercise1.By the time my parents reached home yesterday,I _ dinner already.A.had cooked B.cooked C.have cooked D.was cooked2.I cant see any coffee in this cupboard._?A.Has it all finished B.Was it all finished C.Has it all been finished D.Did it all finish3.-Im sure Andrew will win the first prize in the final.-I think so.He _ for it for months.A.is preparing B.was preparing C.had been preparing D.has been preparing4.The unemployment rate in this district _ from 6%to 5%in the past two years.A.has fallen B.had fallen C.fell D.was falling5.-Kevin,you look worried.Anything wrong?-Well,I _ a test and Im waiting for the result.A.will take B.took C.had taken D.have taken6.It is the first time that I_to Beijing.A.was B.have been C.came D.will come7.I _ the exam by 10 oclock tomorrow.A.finish B.will finish C.have finished D.will have finished8.During the last three decades,the number of people participating in physical fitness programs _(increase)sharply.9.Hardly _ she _(speak)when she regretted it bitterly.10.How long _ you _ to Disneyland?For three days.I _(visit)the theme park last Sunday.11.That is the weirdest news that I _ ever _(hear).12.-Is Peter coming?-No,he _(change)his mind after a phone call at the last minute.had spoken has increased have been visited have heard changed Homework