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МатематикаВопрос:
8. The kettle (to boil) for five minutes,
Ответ:
В этом предложении нужно использовать Present Perfect Continuous, так как действие (кипение) началось в прошлом и продолжается до настоящего момента.
Правильный ответ:
The kettle has been boiling for five minutes.
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