单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,Unit 5 Meeting your ancestors,Period 3 Learning,about language,Unit 5 Meeting your ancestors,Ex.1 on page 40,Check the exercises,excavation,identify,aware,ample,regardless of,primitive,sharpened,alternative,assumed,due,Ex.1 on page 40Check the exer,Ex.2 on page 40,Check the exercises,reagrdless of,in spite of,because of,ahead of,on behalf of,instead of,Ex.2 on page 40Check the exer,Ex.3 on page 40,staration,analysis,acute,messy,categories,cutting up,at most,centimetres,Ex.3 on page 40staration,Using words and expressions,BC,division,skilful,looked ahead,spear,systematic,wrinkled,hammer,dizzy,Answer key for exercise 1 on page 79,Using words and expressionsBCA,Answer key for exercise 2 on page 79,scratches,gay,alternative,arrested,howl,spat,Answer key for exercise 2 on p,Answer key for exercise 3 on page 79,I love to mix my,yoghurt,with strawberries,melon,and other fruit to make it taste more delicious.,Scientists did not recognize the,significance,of,radioactivity,until Madam Curie used it to develop X-rays.,Harrys,pulse,raced when he saw the huge,beast,and immediately he,accelerated,his car out of the jungle.,The first few photos in my family,album,were taken when I was in,kindergarten,.,Answer key for exercise 3 on p,I always knew that she,was fed up with,being a,receptionist,.,The audience,applauded,the performance of the,skillful skateboarding,athletes for a couple of minutes.,The expert said the use of tobacco,dated back,to 1000,BC,.,I think you need to,delete,unnecessary repetition from your article and check your,punctuation,before you hand it in.,I always knew that she was fed,现在完成进行时,现在完成进行时表示动作从过去某一时间一直延续到现在或离现在不远的时间。其动作是否延续下去，则由上下文而定。,现在完成进行时多用持续性动词如,live,learn,lie,stay,wait,stand,rest,study,等，常和,all the time,this week,this month,all night,all the morning,recently,等状语以及,since,和,for,引导的时间状语或从句连用。如,What have you been doing recently?,I have been fixing the fridge all this morning.,Have you been waiting long for me?,现在完成进行时现在完成进行时表示动作从过去某一时间一直延续到,一、现在完成进行时表示重复动作。有时现在完成进行时所表示的动作并不是在一直不停地进行，而是在断断续续地重复。,I have been knocking.I dont think anybodys in.,我一直在敲门，我想没人在里面。,Youve been saying you can succeed for five years.,5,年来你一直在说你能成功。,一、现在完成进行时表示重复动作。有时现在完成进行时所表示的动,二、现在完成进行时表示“刚才、近来”发生的动作，一般不再继续。此时一般通过上下文的语境进行判断。,My hands are dirty.Ive been painting the door.,我的手很脏，我一直在漆门。,What have you been eating to get as fat as this?,你都吃什么啦，怎么这么胖？,二、现在完成进行时表示“刚才、近来”发生的动作，一般不再继续,三、现在完成进行时带有感情色彩。,现在完成进行时有时表示强烈的表扬或厌恶等感情。,I have been wanting to meet you for a long time.,和你见面是我盼望已久的事了。,Too much has been happening today.,今天真是一个多事的日子。,三、现在完成进行时带有感情色彩。,现在完成进行时与现在完成时的区别,现在完成时表示结果，其动作发生在过去，但对现在有影响；而且现在完成时也可表示动作的持续。而现在完成时表示比较长久的动作和状态，而现在完成进行时表示较短暂的动作和状态，而且强调持续性或未暂停性。,现在完成进行时与现在完成时的区别 现在完成时表示结果，其,He hasnt worked for years.,他多年来一直没有工作。,I havent been working very well recently.,我最近工作不太顺利。,They have built several bridges so far.,到目前为止，他们已建了好几座桥。,They have been building bridges so far.,到目前为止，他们一直在建桥。,He hasnt worked for years.,In pairs,take turns to read the statement and turn it into a question using the present perfect continuous tense.,How long have you been learning to fly an airplane,Sam?,How long has he been swimming?,What have the nurses in the kindergarten been doing all day?,What have they been arguing about for years?,In pairs,take turns to read t,Why have sales of washing machines been increasing this year?,Jiao Yang,what kind of washing powder have you been using that makes your clothes so clean and soft?,Why has the poor girl been collecting seashells?,How long has Philip been riding a skateboard?,Why have sales of washing mach,Xiao Ping(XP)has interviewed the film star,Pit Rivers(PR).Can you rearrange Pitt Rivers answers in the correct order?Look through his answers below,and fill in the blanks in the record of the interview.,XP:What have you been doing recently?,PR:Ive been out of the country for several months resting between films.,XP:Oh,I see!Where did you go for your holiday?,PR:I went to the Maldives.,XP:Sounds great!Have you made arrangements for your next film?Do you mind telling me what your next film is about?,Xiao Ping(XP)has interviewed,PR:Well,its a story about a seaboat captain who sails with Julia Roberts to find some treasure.,XP:That sounds interesting.Where and when will you film it?,PR:Itll be fimed in Hawaii,and well begin in March.,XP:Im sure your fans will love that.By the way,why have you been so private?,PR:Well,Im fed up with all the attention and it has also been difficult or my wife.,XP:I quite understand.Thank you so much for your time.,PR:My pleasure,PR:Well,its a story about a,Using structures,Answer key for Exercise 1:,What have you been doing lately?,Oh,really?Did you find it valuable?,Will you continue it for a second year then?,Dont they offer some scholarships if youre a good student?,Using structuresAnswer key for,Answer key for Exercise 2:,has increased,were discovered,would be,had been put/placed,be