江苏省江阴市山观高级中学高中英语 unit1 Tales of the unexplained现在完成时 现在完成进行时练习（无答案）牛津译林版必修2.doc

现在完成时 & 现在完成进行时现在完成时 构成: _定义: 发生在过去的动作到目前为止已完成或对现在产生影响e.g. someone has broken the window. 对现在的影响是:窗户以坏了。常见的时间状语1. for +时间段 since+时间点 he has been busy since he came back from beijing.i have learnt english for many years.2. just, never, before, ever already, yethave you ever been to shanghai? no, i have _ been to shanghai _.i have already had my lunch.（否定句） 3lately=recentlyi havent seen him _/_.4. how many times, many times表示重复发生的动作且时间尚未结束.tom _ three times this morning. (已打电话)how many times has it happened this year?5until/till/by now, up to now, up to the present, so far；in/during the last/ past/recent 3 years,he hasnt told me the truth up to now.现在完成时的三个常见句型: 1）it is/ has been + 时间段 + since + 从句自从上次见到你已经好长时间了.it _/_ _ a long time since i _ you last time. 2）it is the first/ last time + 含现在完成时的that从句这是你第一次到我们城市参观吗?_this the first time that you _our city? 3）this is + 形容词最高级 + that从句 (用现在完成时)这是我听到的最有趣的故事。this is the most interesting story that i_.现在完成时的注意点:1.现在完成时与一段时间连用时，动词是延续性动词, 若使用瞬间动词，如become, die ,leave ,buy 则用be, be dead, be away, have替代, 来表示状态的持续.他离开这已经有3年了.he _ here three years ago.he _ _ _ from here for three years. it is /has been three years since he _ here.他哥哥当兵五年了。his brother _ five years ago.his brother _ for five years / since five years ago.我买这本书已有一段时间了。_ for a period of time.他结婚十年了he _ 10 years ago.he _ for 10 years.2since + 句子，当中如含有延续性动词, 翻译时则从动作的结束时算起。请翻译以下句子：it is/has been two years since i worked here. it is /has been many years since i smoked. 3. 现在完成时与一般过去时区别一般过去时指动作常发生在过去特定的时间, 如 yesterday, last week, 3days ago, in 2008 等; 而现在完成时强调过去对现在的影响1) justin _ (be) away from home for several days. he _ (disappear) last friday . 2) they _ (buy) this house three years ago and they _(live) here since then.现在完成进行时1. 构成: _2. 定义: 表示一个动作从过去一直持续到到现在并在继续之中.she has been writing a composition. (译) she has written a composition. (译) 3. 现在完成进行时,还可理解所表示的动作持续到说话时刻之前刚刚结束，且常表达了一种强烈的感情色彩。我已经等了你一个小时了.i _ (wait) for you for an hour. (说话时”等”的动作结束，表达等的时间很久了。)我踢过足球, 很累。 im very tired, for i_ (play) football.4. 常用的时间状语：1）现在完成进行时可与all the time /all the morning, all day, this week/ month, recently连用。你整天都在旅行,所以一定很累了.you _ ( travel) all day, so you must be tired.what _ you _ (do) recently?2）现在完成进行时不与不确定的时间状语just, never, before, ever already, yet 连用 我的信已经写了半个小时了, 可还没有写完.i _(write) a letter for half an hour, but i _( finish) yet.3）how many time