1) What is the Internet? 2) What do people use to access the internet? What technical devices? 3) What social networks do you know? List please 4) Write 5-6 sentences about your favorite social network or app, or programs which you use. Why this network or app do you like? ​

1 When did you leave school?
2. How long has she been feeling unwell?
3. I've never met such a nice person before.
4. I have been waiting for you since four o'clock.
5. She has never written a letter by hand since she bought a computer.
6. I wonder where you have been all this time.
7. I have been learning English for five years.
8. You never know how he is going to react.
9. She has tripped over the cat and nearly fell over.
10. Look! I have found a ten-pound note! - Where did you find it?
11. Margaret is taking driving lessons now.
12. In recent years terrorism has become a greater threat.
13. The rain came suddenly and it has soaked all the washing.
14. Ever since we met, you have never asked me what I prefer to do.
15. How long have you lived here?
16. I have been interested in sports since my childhood.
17. What have you been doing since you left Cambridge?