Unit 3 The world of Science Using language Listening and speaking 课件-2023-2024学年高一英语外研版（2019）必修第三册

Using language(2)—Listening and speaking By the end of this period, you will be able to: know something about Alzheimer’s disease; learn some listening skills to get useful information; tell a story about an invention. Watch a video to find out what is Alzheimer’s disease. (AD) (阿尔茨海默病，老年痴呆症) Lead-in Did you know? Alzheimer’s disease is a brain disorder that causes problems with memory, thinking and behaviour. The majority of people with Alzheime’s are 65 and above. It is recognised as the most common mental disease among older people, and the number of sufferers is growing. Currently, there’s no cure for Alzheimer’s, but scientists are researching ways to improve the quality of life for people living with the disease. Alzheimer’s disease symptoms: sleeping issue disturbed memory mood disorder increasing confusion dementia 痴呆 If one of your close relatives has the Alzheimer’s disease, what can you do to help him or her? Listen to the conversation and number the pictures in the correct order. 1 2 3 4 5 Listening 7 Listen again and complete the notes. 8 Check your answers. What is it? It’s 1.__________________________________________. Who was it invented by? It was invented by 2.__________________called Kenneth. Who inspired the invention? 3.______________, who has Alzheimer’s. How does it work? 4._________is sent to a mobile phone like an alarm when the person with it 5.____________. a student from New York a pair of socks designed for people with Alzheimer’s diseases His grandfather A warning gets out of bed Now talk about how the speakers describe the story behind an invention. Listen again if necessary. He used exclamatory sentences(感叹句) to describe the story. Like： “How amazing!” “What a useful invention and caring grandson!” Learning to learn Exclamatory sentences express strong emotions, such as surprise, shock, joy, emphasis and excitement. These are usually formed with what or how, and in written form usually end with an exclamation