Unit 3 The Internet Reading and Thinking 知识点课件-2022-2023学年高中英语人教版（2019）必修第二册

Unit 3 Language Points I. Grammar scan II. Exercise 2 I. Grammar scan 3 Much ①has been written about the wonders of the World Wide Web. There are countless ②articles telling us how the Internet has made our lives more convenient. We no longer have to wait in line or carry cash around when we go shopping. We can get the most updated information from large databases. We can download software，documents，and images ③whenever we need them. But the Internet has done much more for people than simply make life more convenient. People's lives ④have been changed by online communities and social networks. Check the meaning of words in green. ①has been written是现在完成时的被动语态，其构成为：have/has been done。 ②现在分词短语作后置定语，修饰articles；句中how引导宾语从句，made our lives more convenient是“make ＋宾语＋宾补”结构。 ③whenever引导的让步状语从句，相当于no matter when。 ④have been changed使用了现在完成时的被动语态，此处用by短语指出动作change的执行者是online communities and social networks。 Paragraph 1 Jan Tchamani，an English teacher in Birmingham，UK，suddenly developed a serious illness and had to quit her job．At age 50，⑤she found herself out of work and stuck at home with only her computer to keep her company . After a while，she discovered that ⑥ surfing the Internet could help her feel less lonely and bored. She could listen to music，watch films，play games，and explore the world. She also joined an online group ⑦where she could talk about her problems and get support and advice from others.She realised that one of the greatest benefits of the Internet was ⑧its ability to remove the distance that usually exists between people. Check the meaning of words in green. ⑤句中with复合结构作 stuck的伴随状语；found herself…为“find ＋宾语＋宾补”结构。 经过一天的训练，我发现自己又饿又累。 After a day’s training, I found myself hungry and exhausted. ⑥surfing the Internet 是动名词短语，在句中作主语。 骑马是一项十分有趣的运动。 Riding horse is a very interesting sport. ⑦where引导的定语从句，修饰an online group。 ⑧that引导定语从句，修饰the distance；不定式短语作定语，修饰its ability。 Paragraph 2 ⑨She was so inspired by the people she met online that she decided to start an