四级语法：cet4-语法-时态讲解.doc

现在时/过去时/将来时/过去将来时进行式：具体到某一点上正在干什么和所处的状态。 这个概念对么？ 具体到某个点或某段时间内一直持续的动作或状态现在进行时概念：正在发生或进行的动作或状态结构：be+Ving规则：一般情况 直接+ing, carry,walk,play,do 以不发音的e结尾，去e+ing ， live,have,make 辅元辅，双写最后辅音+ing,cut,put,swim,sit,begin,prefer,occur 以ie结尾的重读闭音节，改ie为y+ing, lie,tie,die 以辅音字母c结尾的，先加k再加+ing， picnic-picnicking用法：1.Its snowing with feathery snowflakes now. -Whats that terrible noice? -The neighbors _for a party.A.have prepared B.are preparing C.prepare D.will prepare Im being Beijing now. Look,where are you going?以上为目前某点正发生或进行的动作或状态，常与now,look,listen连用-2.Im trying to learn English these days.Are you working hard this term?Why are you nagging all the time?She is reading a fairy novel.表示一段时间内持续的动作状态，状态，说话时不一定进行，常与these days/week,at present,all the time等时间状语连用-3.Im going. -come here,help me.-Im comimg ,mom.We are leaving for Beijing tomorrow.What are you doing next Sunday?The old man is seriously ill,he is dying.现在进行时表将来，位置转移词（go,leave,come,arrive,return,move,fly and so on）和其他动词（do,begin,work,spend,happen,finish,die and so on）-4.He is always thinking of others.(赞扬) He is always asking question. You are always gossipping other peoples privacy.进行时表感情色彩（赞扬，厌恶或不满）-5.we are hoping you can join us.Im wondering where to go进行时表委婉语气-不用来表进行时的动词1. 表心理情感的：love,hate,like,respect,prefer,know and so on2. 表存在，状态的词：exist,lie,remain,stand,seem3. 表感觉 sound,feel,hear,taste4. accept,allow,end,refuse,promise,decide-Sum up:believe（相信），doubt（怀疑），see（看见），hear（听见），know（知道） understand（理解），belong（属于），think（认为），consider（认为），feel（觉得）look（看起来），seem（看上去），show（显示），mind（介意），have（有）sound （听起来），taste（尝起来），require（要求），possess（拥有），care（关心）like（喜欢），hate （讨厌），love（喜爱），detest（憎恨），desire（意欲）-【简单记忆】： 永远不要说 Im believing或 He is seeing a house. 再简单一点说，这些动词后面不要随意加 ing. 可怕的是：我们在写作及口语中常犯此类大错！ 注意：have a party / think about 可以用进行时，因为这里have 意为“举行”；think 意为“考虑”。-过去进行时概念:表示在过去某时正进行的动作或状态结构：was/were +Ving1I was being here at 8pm yesterday.What were you doing this time three days ago?While I was having breakfast,Miss Liu telephoned me.表示过去某一时刻正进行的动作或状态-2.I was being sleepy this winter.We were discussing the plan the whole morning yesterday.At that time he was working in Wall Street English.I _when I cut my fingers.A,made B.is making C.was cooking D.makes表过去某段时间一直持续的动作，状态-3.She was leaving the next day but she missed the train.Oh,dear!I was writing to Jane this morning and forgot all about it.过去进行时可过去未实现的意愿或打算-4.She was continually asking questions.She was always working hard like that.They were forever complaining about something.My brother was always making trouble when he was a child.过去进行时与always,forever,continually,constantly,frequently等副词连用，表现出当时说话人的赞美，厌烦情绪。-She told me she was sending me some new stamps soon.He was going out when I arrived.以上过去进行时表将来。-将来进行时概念:将来的某点正在做的动作，状态或某段时间持续的动作。结构：will/shall+be doing-The Greenwood Boys are a group of pop singers. At present， they are visiting all parts of the country. They will be arriving here tomorrow. They will be coming by train and most of the young people in the town will be meeting them at the station. Tomorrow evening they will be singing at the Workers Club. The Greenwood Boys will be staying for five days. During this time， they will give five performances. As usual， the police will have a difficult time. They will be trying to keep order. It is always the same on these occasions.文中有6处进行式，5个将来进行时。-过去将来进行时概念：过去将来正在做的动作，状态。结构：would/should be doingeg:They said they would be coming.He asked me what I should be doing at six the nex