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МатематикаВопрос:
Underline the correct form. 4. She has studied/has been studying all day.
Ответ:
Краткое пояснение:
- Выбор между Present Perfect Simple и Present Perfect Continuous зависит от продолжительности действия. Фраза "all day" указывает на длительность действия.
Пошаговое решение:
- 1. "has been studying" — Present Perfect Continuous. Эта форма используется для описания действия, которое началось в прошлом и продолжается до сих пор или только что закончилось, но имеет видимый результат. "All day" подчеркивает длительность.
Ответ: has been studying
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