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МатематикаВопрос:
1 Underline the correct form. 1 They have talked/have been talking about it all morning. 2 He's not here because he has been going/has gone to work. He'll be back at 4 o'clock. 3 The children cleaned/have been cleaning the playground yesterday. 4 She has studied/has been studying all day. 5 I worked/have been working without a break since 8 o'clock. 6 I have been walking/walked to the park last week.
Ответ:
Краткое пояснение:
Краткое пояснение: В упражнении нужно выбрать правильную форму глагола. Для действий, которые происходили в течение длительного периода времени или повторялись, используется Present Perfect Continuous (have/has been + -ing). Для завершенных действий или действий, имеющих результат в настоящем, используется Present Perfect (have/has + V3).
Пошаговое решение:
- 1. have been talking (действие длилось все утро)
- 2. has gone (ушел и еще не вернулся)
- 3. have been cleaning (действие длилось какое-то время вчера)
- 4. has been studying (действие длилось весь день)
- 5. have been working (действие длилось без перерыва с 8 часов)
- 6. walked (действие, закончившееся в прошлом - last week)
Ответ: 1. have been talking, 2. has gone, 3. have been cleaning, 4. has been studying, 5. have been working, 6. walked
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