Контрольные задания > 6. Mike has been talking to his friend for an hour already.
Вопрос:
6. Mike has been talking to his friend for an hour already.
Ответ:
6. Mike has been talking to his friend for an hour already.
* **Объяснение:** Здесь используется Present Perfect Continuous (has been talking), так как действие (разговор) началось в прошлом и продолжается до настоящего момента, с акцентом на длительность (for an hour already).