`1.` As we know/Internet/part/everyday life/people/use/a lot of things.
→ As we know, the Internet is becoming an important part of our everyday life. People use the Internet to do a lot of things.
`2.` Firstly/source of information/news/articles/weather forecast.
→ Firstly, Internet is a source of information. People can get news from the articles and get information about theweather forecast every day.
`3.` Source of entertainment/music/movies/games.
→ Secondly, Internet is a source of entertainment. We can listen to music, see movies or play interesting games.
`4.` Finally/means of education/online lessons/self study.
→ Finally, we can use the Internet as an effective means of education. We have online lessons, which are very good forself study.
`5.` Conclusion/internet/wonderful invention/modern life.
→ In conclusion, the Internet is a wonderful invention of the modern life.