Вопрос:

3) I (to read) the interesting book now. 4) Every winter my friends and me (to make) a snowman. 5) The veterinarian (to treat) the sick tiger at the moment.

Ответ:

  1. I am reading the interesting book now. — Я сейчас читаю интересную книгу.
  2. Every winter my friends and I make a snowman. — Каждую зиму мы с друзьями лепим снеговика.
  3. The veterinarian is treating the sick tiger at the moment. — Ветеринар в данный момент лечит больного тигра.