Ответ:

Решение:

  • a. I have studied / haven't studied for the math test, yet.
  • b. She has lived in this city for ten years.
  • c. I have been / was to the US before. This is my first time.
  • d. Has / Have you read a novel in another language?
  • e. Kara has studied / has study English since she was five years old.