1、突破 语法大冲关Unit 6 Nurturing nature 现在完成进行时 观察例句 观察下列句子，并指出黑体部分的时态及语法作用 1He has been writing a novel，which will be finished next month._ 表示_ 现在完成进行时未完成的动作2He has written a novel，which is being prepared to come out now._ 表示_ 3I have been visiting my hometown recently，and it impresses me differently each
2、time._ 表示_ 现在完成时动作已经完成现在完成进行时动作的重复4I have visited my hometown recently，whose changes have left a deep impression on me._ 表示_ 5Recently she has always been helping me._ 具有_ 6Recently she has helped me a lot._ 陈述_ 现在完成时一次性动作现在完成进行时感情色彩现在完成时一种事实归纳用法 一、现在完成进行时 1基本结构：have/has been doing 2基本用法：(1)表示一个在过去开
3、始，而在最近刚刚结束的动作 We have been waiting for you for half an hour.(动作刚结束)我们一直等了你半个小时。Im rather tired.I have been playing basketball since breakfast.(动作刚结束)我很累。自从吃过早饭以来一直在打篮球。(2)表示一个从过去开始，持续到现在并将继续进行的动作 The Chinese have been making paper for over two thousand years.(动作还将继续下去)中国人已有 2 000 多年的造纸历史。I have been
4、 learning English since three years ago.(动作还将继续下去)自从三年前以来我一直在学英语。(3)表示一个从过去开始延续到现在，可以包括现在在内的一个阶段内，重复发生的动作，通常表示一种感情色彩(关切、惊异、愤怒、赞许等)。You have been coughing a lot lately.(关切)近来你一直咳嗽。Too much has been happening today.(感慨)今天真是个多事的日子啊。He has always been studying hard.(赞许)他学习一直很刻苦。即学即练 1 单句语法填空 Inventors _
5、(try)to make flying cars since the 1930s.Dashan，who _(learn)crosstalk，the Chinese comedic tradition，for decades，wants to mix it up with the Western standup tradition.have been trying has been learning Excuse me，which movie are you waiting for?The new Star Wars.We _(wait)here for more than two hours.
6、Tony，why are your eyes red?I _(cut)up peppers for the last five minutes.It is reported that the project _(complete)have been waiting have been cutting has been completed 二、现在完成进行时与现在完成时的区别 1现在完成时强调动作的完成，而现在完成进行时强调动作的延续或反复，因此，表示动作的完成，只能用现在完成时，而不能用现在完成进行时。I have written a book.(动作已经完成)我已经写了一本书。They ha
7、ve been building a bridge.(动作还将继续下去)他们一直在建造一座桥。2现在完成时强调动作行为的结果、影响，而现在完成进行时只强调动作行为本身。The repairman has been repairing the car all the afternoon.整个下午，这位修理工一直在修那辆车。The repairman has repaired your car，and you can have it now.修理工已修好了你的车，现在你可以把它开走。名师点津 有些动词不能用于现在完成进行时，但可用于现在完成时，这些动词为：状态动词：be，have，exist 等；
8、情感动词：like，love，hate 等；感官动词：see，hear，know，feel，sound 等；短暂性动词：finish，marry，get up，come，go 等。I have known him for years.我认识他已经好几年了。They have finished the work.他们已经完成了工作。即学即练 2 单句语法填空 There _(exist)an old temple since the Ming Dynasty.I _(teach)English for almost twenty years，and I will step in another
9、new teaching year.He _(not feel)himself since yesterday.The manager _(tell)the workers how to improve the program since 9 am.has existed have been teaching hasnt felt has been telling .单句语法填空 1 In the last few years，China _(make)great achievements in this field.2Despite the previous rounds of talks，
10、no agreement _(reach)so far.3Marty _(work)hard on his book and hell have finished it by Friday.has made has beenhas been working reached 4They _(work)on the perfection of the new model.5Oh no！Were too late.The train _(leave)6He _(read)in the library since it opened this morning.7Take a break，Amy.You
11、 _(practise)the piano all the morning.Id like to，but this time next week I will be giving a concert at the concert hall.have been working has left has been reading have been practising 8Tom _(work)in the library every day over the last three months.9I _ letters this morning and I _ for four hours so
12、 far.(write)10What bad weather!I am sick of it here.So am IIt _(rain)since last Friday.Wish we could see the sun tomorrow.has been working have been writing have written has been raining.短文语法填空 My wish is 1._(go)to a key university.I 2._(study)for many years.But I 3._(be)poor in English since I went
13、 to junior school.My English teacher insists 4._ my listening and writing.I 5._(listen)English every morning to improve it.Because I 6._(waste)a lot of to go have beenstudying have been on have been listening have been wasting time，it is hard to catch up with other students.After 7._(go)to high school，I 8._(stay)up late into the night and 9._(get)up early in the morning.I 10._(write)two compositions every day.I think I should spare no effort to improve my English and achieve my dream.going have been staying have been getting have beenwriting 谢谢观看 THANK YOU!