Ответ:

  1. Smartphones are now cheaper than before.
  2. This year is hotter than last year.
  3. This will be more important in the future.
  4. London is farther from Moscow than Berlin.
  5. That was the worst day of my life!
  6. Television is one of the most popular forms of entertainment.
  7. The most important influence on television recently has been technology.
  8. Tablets are better than laptops.