Ответ:

  1. Unique skills like critical thinking are important in today’s world.
  2. To memorize a word in English, I say it again and again.
  3. A person’s telephone number is unique; it’s the only one in the world.
  4. This computer app corrects mistakes in essays.
  5. I love going to the countryside for long walks through the trees.
  6. My English is good now; every day because I study hard: I improve.