Part Ⅰ
1.The text will say that we have been changed a lot by the Internet and that it has brought us together.
2.I think the writer feels positive about this topic because he/she says “stronger together”.
Part Ⅱ
Para.1:Peoples lives have been changed by online communities and social networks.
Para.2:Jan developed a serious illness which made her stuck at home,but surfing the Internet helped her feel less lonely and bored.
Para.3:Jan decided to start an IT club to teach older people how to use computers and the Internet.
Para.4:Jan has started taking online classes to learn more about how to use the Internet to make society better.
Para.5:Jans life has been greatly improved by the Internet.