新概念英语青少版4A Unit 4(ppt课件)
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He’s just bought an Australian car and he is going to Alice Spring. A small town in the center of Australia. He will soon visit Darwin. From there he will fly to Perth. My brother has never been abroad before. So he finds this trip very exciting.
strike… deliver your cards
find… some… collect them
on their way… post office
happy… after all
学习交流课件
12
i. 动作发生在过去的某个时间（确切的时间并 不重要，也不会给出），但影响十分明显， 例如 I have read the letter, but I don’t understand it.
ii. 动作开始于过去，现在仍在继续或刚刚结 束。这时经常与for+一段时间或since+时间点 一起使用
He has been there for six months.
He has never been ab学ro习交a流d课件before.
8
Key Structures
b. already 用在肯定句中，yet用在否定和疑问 句中。 He has (already) visited a great many of places (already). The train hasn’t arrived yet.
学习交流课件
9
Key Structures
c.注意have gone 和have been 区别 He has gone to Alice Springs. 表示他在那里或 正在去那里的路上。 He has been to Alice Springs. 表示他曾经去过 那里，但他现在已不再那里。
学习交流课件
8. To Alice Spring.
9. Darwin.
学习交流课件
6
Pattern Practice
Have/has done 现在完成时表示发生在过去的
某个时间（具体时间不清楚）并一直持续到 现在的动作。注意yet只能用在疑问句和否定 句中。
句型1 Have you received Tim’s letter yet?
学习交流课件
4
学习交流课件
5
Guided Conversation
1. From my brother.
2. In Australia.
3. For six months.
4. He’s an engineer.
5. A big firm.
6. Yes, he has.
7. An Australian car.10ຫໍສະໝຸດ Key Structures
• Finish the exercises.
学习交流课件
11
Reading
six… disappointed…
today… birthday cards
cards… presents… postman… delivered…
mother… What has happened to the post?
句型2 - Why don’t you read that book?
- Because I’ve already read it.
句型3 He’s gone to Australia.
句型4 - Has the train arrived?
学习交流课件
7
Key Structures
a.现在完成时表示
2
An exciting trip
Tim is an engineer. He is working for a big firm and he’s already visited a great number of different places in Australia.
学习交流课件
3
An exciting trip
Unit 4 An Exciting Trip
学习交流课件
1
An exciting trip
I’ve just received a letter from my brother Tim. He is in Australia. He’s been there for six moths.
学习交流课件
strike… deliver your cards
find… some… collect them
on their way… post office
happy… after all
学习交流课件
12
i. 动作发生在过去的某个时间（确切的时间并 不重要，也不会给出），但影响十分明显， 例如 I have read the letter, but I don’t understand it.
ii. 动作开始于过去，现在仍在继续或刚刚结 束。这时经常与for+一段时间或since+时间点 一起使用
He has been there for six months.
He has never been ab学ro习交a流d课件before.
8
Key Structures
b. already 用在肯定句中，yet用在否定和疑问 句中。 He has (already) visited a great many of places (already). The train hasn’t arrived yet.
学习交流课件
9
Key Structures
c.注意have gone 和have been 区别 He has gone to Alice Springs. 表示他在那里或 正在去那里的路上。 He has been to Alice Springs. 表示他曾经去过 那里，但他现在已不再那里。
学习交流课件
8. To Alice Spring.
9. Darwin.
学习交流课件
6
Pattern Practice
Have/has done 现在完成时表示发生在过去的
某个时间（具体时间不清楚）并一直持续到 现在的动作。注意yet只能用在疑问句和否定 句中。
句型1 Have you received Tim’s letter yet?
学习交流课件
4
学习交流课件
5
Guided Conversation
1. From my brother.
2. In Australia.
3. For six months.
4. He’s an engineer.
5. A big firm.
6. Yes, he has.
7. An Australian car.10ຫໍສະໝຸດ Key Structures
• Finish the exercises.
学习交流课件
11
Reading
six… disappointed…
today… birthday cards
cards… presents… postman… delivered…
mother… What has happened to the post?
句型2 - Why don’t you read that book?
- Because I’ve already read it.
句型3 He’s gone to Australia.
句型4 - Has the train arrived?
学习交流课件
7
Key Structures
a.现在完成时表示
2
An exciting trip
Tim is an engineer. He is working for a big firm and he’s already visited a great number of different places in Australia.
学习交流课件
3
An exciting trip
Unit 4 An Exciting Trip
学习交流课件
1
An exciting trip
I’ve just received a letter from my brother Tim. He is in Australia. He’s been there for six moths.
学习交流课件