Module9 Unit 2课件 2023-2024学年外研版英语九年级上册

Great inventions Unit 2 Will books be replaced by the Internet? 1 b 1. It is used for taking photos. 1839 camera Timeline Please guess the invention according to the clues. Guessing Game 2. You can watch a program on it. 1925 TV It was invented in 1946. 3. You can use it with a mouse and a keyboard. computer 1946 4. You can see many things on your computer with the help of it. Internet 1969 1993 b 1839 1925 1946 1969 1993 ? ? ? ? Four Ancient Inventions in China Timeline 1839 1925 1946 1969 1993 Modern Inventions gunpowder compass printing paper- making camera TV computer Internet smart phone Review b ...... Great inventions Do you prefer reading books on screen, or on paper? And why? Which books do you like better? b advantages ● easy to read and see ● good to eyes ● feel great ● … get information quickly listen to it good to the environment cheap to buy … Will be replaced by ? I think that ....books are better because ..... Let’s wait and see. Read and Match How can you get the main idea of each paragraph more quickly when you read? Key words: C 1 1 a 2 1 2 b 3 1 2 3 What does ‘technology ’ in the main idea refer to in the paragraph? d 4 1 2 3 4 e 5 b Careful reading Time People Activity every morning my father every day I every evening my mother I buy a newspaper open books and start lessons look through magazines look at photos Read para. 1 and list out the life with paper and printing Q: Why does the writer use so many “Every”? To show the importance of paper and printing in our daily life. Can you imagine life without paper or printing? Read Para 2 and answer the questions. Paper was first created about 2,000 years ago in China. After its invention, people started to write on paper to make books. In those days, books were only produced one at a time by hand. As a result, there were not many books, and they were expensive. So, few people had the chance to learn to read. 1. When was paper fi