Listen to the dialogue and complete the sentences

1. Both Donald and Sue have no doubts that the world of the future is the world of
   [ ].
2. Data from Twitter helped to
   [ ] the level of happiness in the USA.
3. The possibility to collect all that data sounds very
   [ ] to Sue.
4. In Donald's opinion, on the contrary, this information is
   [ ].
5. Equipping rubbish with sensors was aimed at improving the
   [ ] system.
6. The thing Sue is really concerned about is protecting people's
   [ ].
7. Donald is more optimistic: he calls the
   [ ] world scary, but fantastic indeed.
8. Sue points out that issues appearing with the technological progress include a lot of
   [ ] problems.