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外研版九年级英语上册《Language in use》Wonders of the world PPT免费课件(第1课时)，共19页。
Warming-up
Which wonder would you like to visit?
Presentation
Language practice
1. I visited the Giant ’s Causeway two years ago.
一般过去时（the simple past tense）
2. It produces electricity for millions of people in China.
一般现在时（the simple present tense）
3. I ’ve never seen it, so I am not sure I agree with you.
现在完成时（the present perfective）
4. I looked to the east—the sky was becoming grey.
过去进行时（the past progressive）
5. You ’ll get there in five minutes.
一般将来时（the simple future tense）
6. Am I going the right way?
现在进行时（the present progressive）
Practice
Explain the differences in meaning between Sentence a) and b).
1. a) I often play basketball.
我经常打篮球。
b) I am playing basketball .
我正在打篮球。
2. a) She has gone to the Great Wall.
她现在去了长城。
b) She has been to the Great Wall.
她去过长城。
3. a) They had an English class yesterday.
他们昨天上了英语课。
b) They were having an English class at nine o ’clock yesterday morning
昨天上午9点他们正在上英语课。
4. a) He is doing an interview.
他正在采访。
b) He has done an interview.
他已经做完了采访。
Summary
I visited the Giant ’s Causeway two years ago.
It produces electricity for millions of people in China.
I ’ve never seen it, so I am not sure agree with you.
I looked to the east — the sky was becoming grey.
You ’ll get there in five minutes.
Am I going the right way?
