人教课标版高中英语选修8Unit5Grammar-(共41张)课件.ppt--（课件中不含音视频）

1、v1v2022-11-7 They have been looking after you since you were born.They have been providing you with whatever you want.They have been loving you deeply.Do you know who they are?Lead inv2v2022-11-71.We ve been excavating(挖掘)here for many years and 2.Well,weve been finding the bones of tigers and bears

2、 in the caves.3.Colonel Pickering has been watching the girl and now speaks to Higgins.4.People from Africa have been living in California since the 1800s.v3v2022-11-7一、现在完成进行时一、现在完成进行时 1.构成形式：hashave been doing2.用法用法v4v2022-11-7现在完成进行时现在完成进行时:基本用法基本用法 1)强调时间的强调时间的_。表示从表示从_开始开始_到到_，可能还要继，可能还要继续下去的动作

3、，可能续下去的动作，可能_。如：如：电话响了差不多一分钟电话响了差不多一分钟,为什么还没人接为什么还没人接?The telephone has been ringing for almost a minute.Why hasnt someone answered it?持续性持续性过去某时过去某时一直延续一直延续刚刚停止刚刚停止你的眼睛又红又肿你的眼睛又红又肿,你是不是哭来着？你是不是哭来着？Your eyes are red and puffy.Have you been crying?现在现在v5v2022-11-7 2)表重复。表重复。叙述从过去某时到现在或最叙述从过去某时到现在或最近一

4、直在重复的动作。近一直在重复的动作。如：如：最近天气变化无常最近天气变化无常,我时常感冒。我时常感冒。The weather has been changeable lately;Ive been having a lot of colds.It It has been raininghas been raining this week.this week.v6v2022-11-73)有感情色彩有感情色彩。叙述从过去某时开始一直继续到现在，叙述从过去某时开始一直继续到现在，带有浓厚的感情色彩，强调持续了带有浓厚的感情色彩，强调持续了“那么久那么久”或做得或做得“那么那么辛苦辛苦”如：如：今天真

5、是一个多事之日。今天真是一个多事之日。Too much has been happening today.You are here!I have been looking for you long.（我找了你老半天）（我找了你老半天）v7v2022-11-7He has been playing computer games for half an hour.heplay computer gamesFor half an hourv8v2022-11-7hecry since three hours agoHe has been crying since three hours ago.v9

6、v2022-11-7The rabbit has been jumping all the time.The rabbitjumpall the timev10v2022-11-7The girl has been dancing all day.the girldanceall dayv11v2022-11-7The familywatch the World CuprecentlyThe family have been watching the World Cup recently.v12v2022-11-7The girlstudyall night The girl The girl

7、 has been studyinghas been studying all night.all night.v13v2022-11-7theyplay basketballall the morningThey They have been playinghave been playing basketball all the morningbasketball all the morning.v14v2022-11-7 for/since all day/all night/all the morning/all the time recently、v15v2022-11-7v16v20

8、22-11-71.未完结性完结性现在完成时现在完成时强调动作的最后的结果，表示动作强调动作的最后的结果，表示动作已已经结束、完成经结束、完成；现在完成进行时现在完成进行时强调动作本身，表示动作强调动作本身，表示动作还没有还没有结束、完成结束、完成(有延续性）或刚刚结束有延续性）或刚刚结束。I have read this novel.I have been reading this novel.They have widened the road.(路加宽路加宽了了)They have been widening the road.(路路还在还在加宽或刚结束加宽或刚结束)已已读完读完还在还在读

9、或刚完成读或刚完成v17v2022-11-72.重复性重复性现在完成进行时现在完成进行时往往表示动作在往往表示动作在重复重复。现在完成时则常常不带重复性。现在完成时则常常不带重复性。Have you been meeting her lately？(你近来你近来常常见到她吗？见到她吗？)Have you met her lately？(你近来见到你近来见到过过她吗？她吗？)They have been discussing this matter.(They have been discussing this matter.(他他们一直在们一直在反复反复讨论这件事讨论这件事)They have

10、 discussed this matter.They have discussed this matter.(他们他们已经已经讨论了这件事情了讨论了这件事情了)v18v2022-11-7 3.感情色彩感情色彩Recently Mary has been doing her work regularly.（a）Recently Mary has done her work regularly（b）（a）句显然是在表扬玛丽。）句显然是在表扬玛丽。（b）只说明一个事实。）只说明一个事实。v19v2022-11-7 Whos been eating my apples?（a）Whos eaten m

11、y apples?（b）（a）句有强烈的感情色彩，）句有强烈的感情色彩，表示愤怒不满表示愤怒不满;兼有进行时态，所以有兼有进行时态，所以有“苹果未被全部吃苹果未被全部吃光光”的意思，的意思，（b）句只是）句只是希望回答的一个问题希望回答的一个问题。完成时态，说明完成时态，说明“苹果一个不剩了苹果一个不剩了”。v20v2022-11-7判断正误判断正误这些天你看见她的父母了吗？这些天你看见她的父母了吗？Have you seen her parents these days?Have you been seeing her parents these days?（）（）v21v2022-11-7

12、注意事项1：有些动词不能用于现在完成进行时，有些动词不能用于现在完成进行时，但可用于现在完成时但可用于现在完成时：状态动词 be,have,exist;情感动词Like,love,hate,detest(痛恨)；感觉动词 see,hear,feel,sound;短暂性动词finish,marry,become,go,comev22v2022-11-7有些动词有些动词(如：如：work,study,live,teach等等)用现在完成用现在完成进行时与现在完成时表达的意思差不多。试比较：进行时与现在完成时表达的意思差不多。试比较：The teacher has been teaching at

13、this school for ten years.十年来，那位老师一直在这所学校教书。十年来，那位老师一直在这所学校教书。The teacher has taught at this school for ten years.那位老师在这所学校已经教了十年书了。那位老师在这所学校已经教了十年书了。注意事项2：v23v2022-11-7v24v2022-11-71.The telephone _(ring)for quite a while.Why _anyone_(not answer)it?2.They _(practise)the song of Welcome to Beijing f

14、or some time now,but they still _(not get)it righthas been ringing have not got has not answered have been practising 妙手填词妙手填词v25v2022-11-7 3.Judy:How long _(be)in Canada?Claude:I_(study)here for more than three years.4.I_(have)the same car for more than ten years.Im thinking about buying a new one.

15、5.I _(love)chocolate since I was a child.You might even call me a chocoholic.have you beenhave been studyinghave hadhave lovedv26v2022-11-7Task:Translate the sentences,using the present perfect continuous tense if necessary.Mr.AMr.Bv27v2022-11-7543计时开始21v28v2022-11-7Show Time!v29v2022-11-7Task:Trans

16、late the sentences,using the present perfect continuous tense if necessary.Mr.AMr.Bv30v2022-11-7学习英语。学习英语。你最近一你最近一直在做些直在做些什么？什么？v31v2022-11-7噢噢,是吗？是吗？但我从来但我从来没听说过。没听说过。我学我学习英语习英语5年了年了v32v2022-11-7学习。学习。英语。英语。我已经学我已经学太棒了，太棒了，那我去美国那我去美国的时候，你的时候，你可以当我的可以当我的翻译了。翻译了。没问题。没问题。v33v2022-11-7噢，我差点噢，我差点忘了。我有件忘

17、了。我有件礼物给你。礼物给你。v34v2022-11-7多谢你送我这么多谢你送我这么漂亮的相机。漂亮的相机。我想我想要已经很久了。要已经很久了。v35v2022-11-7珍呢？外出珍呢？外出了吗？了吗？v36v2022-11-7没，没，她从早上她从早上8点就一直坐在那点就一直坐在那里。里。v37v2022-11-7v38v2022-11-7她正在做她正在做什么呢什么呢？她一直在她一直在思索。思索。思索什么思索什么呢？呢？今天她该今天她该穿哪件衣服。穿哪件衣服。v39v2022-11-7 What have you been doing lately?I have been studying E

18、nglish for 5 years.I have been wanting it for a long time.She has been sitting in that room since 8 oclock this morning.What has she been thinking about?v40v2022-11-7 1.Finish P59 in the exercise book.2.Write a small composition about your own life,including one or two sentences using the present perfect continuous tenseHomeworkv41v2022-11-7