人教版（2019）选择性必修第三册Unit 4Adversity and Course Discover usefu structures课 件(13张ppt)
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| 名称 | 人教版（2019）选择性必修第三册Unit 4Adversity and Course Discover usefu structures课 件(13张ppt) |  | |
| 格式 | zip | ||
| 文件大小 | 493.4KB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 人教版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2022-01-14 18:56:30 | ||
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文档简介
(共12张PPT)
Discover useful structures
Observe and discover
1. This is the adventure that I have been dreaming of.
2. We are now camped on the rice and we have been managing to survive, but spring is coming, and the ice will soon begin to melt.
3. We have been struggling for days, but things on Elephant Island are going from bad to worse.
The present perfect continuous tense
现在完成进行时
The Present Perfect Continuous Tense
基本结构：“have / has been + 现在分词”
基本含义：表示动作从过去某一时间开始一直持续到现在，可能刚刚停止，也可能仍在继续。
Compare and find
This is the adventure that I have been dreaming of.
This is the adventure that I have dreamt of.
Which tense is used to emphasise the continuation of the action
Compare and find
We have been managing to survive.
We have managed to survive.
Which tense is used to talk about a finished action, and which is about an unfinished action
Compare and find
We have been struggling for days.
We have struggled for days.
Which tense is used to emphasise the length of time
勤总结
掌握现在完成进行时应注意的三点:
1. 现在完成进行时表示动作的持续进行, 或者刚刚终止, 或者可能仍然要继续下去。
2. 现在完成进行时表示关切、惊讶、愤怒、赞许等感彩。
3. 牢记常与现在完成进行时态搭配的时间状语 all day, all this morning, all these years, for+一段时间等。
【内化·用】 (1)翻译句子。
①我一直等了你两个小时。
____________________________________
②我等你两个小时了。
_______________________________
(2)用所给词的适当形式填空。
①There __________(exist) an old temple since the Ming Dynasty.
②I _________________(teach) English for almost twenty years, and I will step in another new teaching year.
I have been waiting for you for two hours.
I have waited for you for two hours.
has existed
have been teaching
Ⅱ. 完成句子
1. We _________________the classroom all the afternoon.
我们一整个下午一直在打扫教室。
2. She ______________________like that.
她一贯是那样工作的。
3. I’ve ____________________for two hours, but I haven’t finished it.
这本书我已经读了两个小时了, 但我还没读完。
have been cleaning
has always been working
been reading this book
4. They __________________the matter several times this year.
他们今年已经多次讨论那件事了。
5. My father __________Beijing, and he’ll be back this week.
我的父亲去北京了, 这个星期回来。
have been discussing
has gone to
真题演练
1. People ________________ (pour) into stadiums since the days of ancient Greece. (2021 全国乙卷)
2. For the biggest stadiums in the world, we _________(use) data supplied by the World Atlas list so far, which ______ (rank) them by their stated permanent capacity, as well as updated information from official stadium websites. (2021 全国乙卷)
3. You know, I _________________ (look) for a job for three months, and this is my first formal interview.
have been pouring
have used
ranks
have been looking
真题演练
4. Marty ________________(work) hard on his book and thinks he ________________ (finish) it by Friday.
5. — Hi, Tom, you look tired.
— I am tired. I ________________ (paint) the living room all day.
6. I asked where they ______________ (stay) all those days.
has been working
will have finished
have been painting
had been staying
Discover useful structures
Observe and discover
1. This is the adventure that I have been dreaming of.
2. We are now camped on the rice and we have been managing to survive, but spring is coming, and the ice will soon begin to melt.
3. We have been struggling for days, but things on Elephant Island are going from bad to worse.
The present perfect continuous tense
现在完成进行时
The Present Perfect Continuous Tense
基本结构：“have / has been + 现在分词”
基本含义：表示动作从过去某一时间开始一直持续到现在，可能刚刚停止，也可能仍在继续。
Compare and find
This is the adventure that I have been dreaming of.
This is the adventure that I have dreamt of.
Which tense is used to emphasise the continuation of the action
Compare and find
We have been managing to survive.
We have managed to survive.
Which tense is used to talk about a finished action, and which is about an unfinished action
Compare and find
We have been struggling for days.
We have struggled for days.
Which tense is used to emphasise the length of time
勤总结
掌握现在完成进行时应注意的三点:
1. 现在完成进行时表示动作的持续进行, 或者刚刚终止, 或者可能仍然要继续下去。
2. 现在完成进行时表示关切、惊讶、愤怒、赞许等感彩。
3. 牢记常与现在完成进行时态搭配的时间状语 all day, all this morning, all these years, for+一段时间等。
【内化·用】 (1)翻译句子。
①我一直等了你两个小时。
____________________________________
②我等你两个小时了。
_______________________________
(2)用所给词的适当形式填空。
①There __________(exist) an old temple since the Ming Dynasty.
②I _________________(teach) English for almost twenty years, and I will step in another new teaching year.
I have been waiting for you for two hours.
I have waited for you for two hours.
has existed
have been teaching
Ⅱ. 完成句子
1. We _________________the classroom all the afternoon.
我们一整个下午一直在打扫教室。
2. She ______________________like that.
她一贯是那样工作的。
3. I’ve ____________________for two hours, but I haven’t finished it.
这本书我已经读了两个小时了, 但我还没读完。
have been cleaning
has always been working
been reading this book
4. They __________________the matter several times this year.
他们今年已经多次讨论那件事了。
5. My father __________Beijing, and he’ll be back this week.
我的父亲去北京了, 这个星期回来。
have been discussing
has gone to
真题演练
1. People ________________ (pour) into stadiums since the days of ancient Greece. (2021 全国乙卷)
2. For the biggest stadiums in the world, we _________(use) data supplied by the World Atlas list so far, which ______ (rank) them by their stated permanent capacity, as well as updated information from official stadium websites. (2021 全国乙卷)
3. You know, I _________________ (look) for a job for three months, and this is my first formal interview.
have been pouring
have used
ranks
have been looking
真题演练
4. Marty ________________(work) hard on his book and thinks he ________________ (finish) it by Friday.
5. — Hi, Tom, you look tired.
— I am tired. I ________________ (paint) the living room all day.
6. I asked where they ______________ (stay) all those days.
has been working
will have finished
have been painting
had been staying