中考復習考點之八種時態(tài) 仁愛英語

考點之時態(tài)1 一般現(xiàn)在時經(jīng)常性或習慣性的動作，常與表示頻腮度的時間狀語連用。時間狀語： every, sometimes,at, on SundayI leave home for school at 7 every morning.2) 客觀真理，客觀存在，科學事實。 The earth moves around the sun.3) 表示格言或警句中。 Pride goes before a fall.驕者必敗。4) 現(xiàn)在時刻的狀態(tài)、能力、性格、個性。 Ann Wang writes good English but does not speak well考點此用法如果出現(xiàn)在賓語從句中，即使主句是過去時，從句謂語也要用一般現(xiàn)在時。例：Columbus proved that the earth is round.2 一般過去時1）在確定的過去時間里所發(fā)生的動作或存在的狀態(tài)。 時間狀語有：yesterday, last week, an hour ago, the other day, in 1982等。 Where did you go just now?2）表示在過去一段時間內(nèi)，經(jīng)常性或習慣性的動作。 When I was a child, I often played football in the street.3一般將來時1) will 在陳述句中用于各人稱，在爭求意見時常用于第二人稱。Which paragraph shall I read first.Will you be at home at seven this evening?2)be going to +不定式，表示將來。a. 主語的意圖，即將做某事。 What are you going to do tomorrow?b. 計劃，安排要發(fā)生的事。 The play is going to be produced next month。c. 有跡象要發(fā)生的事 Look at the dark clouds, there is going to be a storm.考點用現(xiàn)在進行時表示將來意為：a) "意圖"、"打算"、"安排"、常用于人。常用詞為 come, go, start, arrive, leave, stay等。I'm leaving tomorrow.Are you staying here till next week?b）在時間或條件句中。一般現(xiàn)在時表將來When Bill comes (不是will come), ask him to wait for me.I'll write to you as soon as I arrive there.4一般過去將來時過去將來時表示從過去的某一時間來看將來要發(fā)生的動作或存在的狀態(tài)。過去將來時常用于賓語從句和間接引語中。結(jié)構：would +do sth was/were going to do sthI didnt know if he would come. =I didnt know if he was going to come.5現(xiàn)在完成時現(xiàn)在完成時用來表示之前已發(fā)生或完成的動作或狀態(tài)，其結(jié)果的確和現(xiàn)在有聯(lián)系。動作或狀態(tài)發(fā)生在過去但它的影響現(xiàn)在還存在；也可表示持續(xù)到現(xiàn)在的動作或狀態(tài)。其構成： have (has) +過去分詞?，F(xiàn)在完成時的時間狀語for, since, so far, ever, never, just, yet, till / until, up to now, in past years, always,I have seen this film.He has been a League member for three years.比較since和forSince 用來說明動作起始時間，后跟時間點，或從句，但時態(tài)必須是一般過去時；for用來說明動作延續(xù)時間長度，后跟時間段。特別注意；兩者的謂語必須是持續(xù)性動詞。I have lived here for more than twenty years.I have lived here since I was born.My aunt has worked in this factory since 1949. 考點1，since的四種用法1) since +過去一個時間點(如具體的年、月、日期、鐘點、1980, last month, half past six)。 I have been here since 1989.2) since +一段時間+ agoI have been here since five months ago.3) since +從句Great changes have taken place since you left.Considerable time has elapsed since we have been here.4) It is +一段時間+ since從句It is two years since I became a postgraduate student.2,延續(xù)性動詞與非延續(xù)性動詞及其轉(zhuǎn)換1）  延續(xù)性動詞表示能夠延續(xù)的動作,如：learn, work, stand, lie, know, walk, keep, have, wait, watch, sing, read, sleep, live, stay等。延續(xù)性動詞可以與表示時間段的狀語連用。3）延續(xù)性動詞與非延續(xù)性動詞之間的轉(zhuǎn)換：leave be away (from), borrow - keep, die be dead， buy - have,   begin/start - be on,   die - be dead,  finish - be over,  join - be in+組織機構/ be a member of+組織機構,  get to know know, open sth - keep sth open,  fall ill -  be ill,  get up-be up,   catch a cold - have a cold,  come here - be here, go there -be there,   become - be,   come back - be back,  fall asleep - be asleep,  get to/ arrive/reach - be (in),  go (get) out be out，  put on wear；catch a cold have a cold, 例:1，The old man died 4 years ago.  -The old man has been dead for 4 years.    - It is 4 years since the old man died.  -Four years has passed since the old man died.       2，He joined the Party 2 years ago.   -He has been in the Party for 2 years.    3，I bought the book 5 days ago.  - I have had the book for 5 days.3) has/have gone to 到地方去了，人不在has/have been to 去過地方，人以回來Where is Jim? He has gone to Wuhan.Jim has been to Wuhan twice.6過去完成時概念：表示過去的過去構成是had +過去分詞構成在told, said, knew, heard, thought等動詞后的賓語從句。She said (that) she had never been to Paris.7現(xiàn)在進行時表示現(xiàn)在( 指說話人說話時) 正在發(fā)生的事情。結(jié)構：be + v.ing標志：now, listen, look, at the momentWe are waiting for you.8過去進行時概念：表示過去某時正在進行的狀態(tài)或動作結(jié)構：was/were + v.ing He was watching TV at eight Oclock last night.考點 when，while “當時候”用法。a) 在when引導的時間狀語從句中，其謂語動詞可以是延續(xù)性的，也可以是非延續(xù)性的，可與主句中的謂語動詞同時發(fā)生，也可在其后發(fā)生。例如：1、I was just reading a book when she came into my room. 她走進我房間時，我正在看書。 2、Were you writing when the teacher came in? 老師進來的時候，你在寫信嗎？ b) while只能表示某一段時間，不能表示某一點時間。在while引導的時間狀語從句中，其謂語動詞只能是延續(xù)性的，而且也只能與主句中的謂語動詞同時發(fā)生或存在。例如： 1、While Jim was mending his bike, Lin Tao came to see him. 正當吉姆修自行車時，林濤來看他。      2、You cant do your homework while youre watching TV. 你不能一邊看電視一邊做家庭作業(yè)。