Odpowiedź:
Exercise 4.
1. Kate could be at the tech festival - I'm not certain.
2. Steve is very late - where can he be?
3. Tim wasn't able to sleep - his phone was
4. Jane might like this app, but I'm not sure.
5. Helen can't be at work - she doesn't work on Saturdays.
Exercise 2.
1. There is a video camera on this tablet.
2. Jane chats to her friends on instant messaging services.
3. Susan doesn't have an account on this social networking site.
4. Kate posted a comment to Brian's trade entry.
5. These days, I hardly ever use my landline to call people, I use my smartphone, instead.
6. Kate mostly sends text messages to her friends.
7. Steve has downloaded a new app on his smartphone.
8. We attended a high-definition show that displayed new robots.
9. He often video chats with his friends abroad.
