2020-2021学年高一英语牛津译林版（2020）必修第三册Unit2Project课件

Unit 2 Natural disasters Project Lead-in sear ch and r escue dogs sear ch and r escue r obots Nature is kind of a loving mother, but sometimes also a cold-blooded butcher. Natural disasters are terrible reminders of the power of nature. Rescue methods that are commonly used in natural disasters: • Introduction • History • Advantages and disadvantages • Real rescue stories Structure 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 lives are saved every year. 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 lose their sensing ability if they work too long. In that case, they have to retire. Advantages and disadvantages • Impress the readers with the advantages • The mention of disadvantages can provide readers with diverse perspectives, making the information more comprehensive and objective Structure History • helps make the information page interesting and convincing 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 hundreds of years. applicationorigin Structure A rescue story • Also helps make the content more vivid and convincing• Is a short version of a narrative essay, including the beginning, the development and the ending 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 signal. At last, a 16-year-old boy was rescued. development ending beginning Structure Linguistic features Concise • Using simple sentences • Giving only the information that is necessary and important• Using few words • Dogs have been very helpful in rescue efforts on land. • However, it takes much time and effort to train them. ... • At last, a 16-year-old boy was rescued. Writing techniques Listing data Making comparisons Making contrasts … dogs can locate survivors much faster than humans can. However, it takes much time and effort to train them. • thousands of … • hundreds of … • was built in 1049 • hit Nepal in 2015 • six well-trained search and rescue dogs • two minutes later What else can be included? Pictures Captions (Tips/Categories/Definition) Further thinking Videos Links https://www.wikihow.com/Category:D og-Rescue In groups, choose one rescue method to research on and make an information page of the folder.P Life detectors Search and rescue robots Unmanned aircraft … Practice