（2021新教材）牛津译林版必修第三册英语Unit2Lesson7 Projectppt课件.pptx

1、Unit 2 Natural disasters Project Step 1 Lead-in Common natural disasters earthquake flood volcanic eruption landslide tsunami rainstorm hurricane What consequences? People get drowned in a flood; Houses and buildings may collapse in an earthquake; Vehicles and road may be buried by a landslide; In t

2、hose cases, what can rescue team do to find and save those who suffer the disasters? Terrible consequences Different rescue methods in natural disasters Discussion search and rescue dogs life detectors search and rescue robots unmanned aircraft Any other rescue methods? Making an information folder

3、about rescue methods What is an information folder? a container for information about a certain topic contents: words, pictures, posters, videos etc. Step 2 Choosing a rescue method search and rescue dogs search and rescue robots life detectors unmanned aircraft search and rescue vessels helicopters

4、 satellite positioning systems mobile hospitals . Rescue methods History Advantages and disadvantages Rescue stories Efficiency . Aspects to research on Introduction Dogs have been very helpful in rescue efforts on land. Due to the effort of well-trained search and rescue dogs, thousands of human li

5、ves are saved every year. Step 3 Learning and analysing the example Search and rescue dogs Advantages and disadvantages Because of their small size and sharp sense of smell, dogs can locate survivors much faster than humans can. However, it takes much time and effort to train them. Also, dogs may lo

6、se their sensing ability if they work too long. In that case, they have to retire. Search and rescue dogs History The Great St Bernard Hospice, which was built in 1049 for travellers in Switzerland, raised a type of dog known as the St Bernard. This type of dog has been used in mountain rescues for

7、hundreds of year. Search and rescue dogs A rescue story When a destructive earthquake hit Nepal in 2015, six well- trained search and rescue dogs worked alongside members of the China International Search and Rescue Team. They went to the location and two minutes later gave the rescuers a strong sig

8、nal. At last, a 16-year-old boy was rescued. Search and rescue dogs Go to the library Search online: literature review, documentaries, professional scientific websites, the governments official websites . Tips on getting reliable information with high validity Work in groups Member 1 introduction Me

9、mber 2 advantages and disadvantages Member 3 history Member 4 rescue stories Step 4 Making an information page Present your work Evalute other groups works Raise questions or put forward suggestions Polish up your work Its showtime ! Make a complete information folder! Step 5 Presentation and assessment Write a short passage about the chosen rescue method based on what has acquired in this lesson. (within 300 words) Homework