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2. В предложениях, в которых одно действие совершалось раньше другого.
I had written a letter and was listening to the radio, when he came.
2. Для выражения действия, которое продолжается определенный период времени до данного момента и(или) включая его (for — в течение).
I have been waiting for you for half an hour. I have been translating this text since 9 o'clock. Who has been translating the text since 9 o'clock? Have you been translating the text since 9 o'clock? What text have you been translating since 9 o'clock?
We had translated this text by 5 o'clock yesterday. Who had translated this text by 5 o'clock? Had you translated this text by 5 o'clock? Yes, we had. No, we hadn't. What text had you translated by 5 o'clock? You had translated this text by 5 o'clock, hadn't you? PATTERN 13 Future Perfect Tense shall will
by 7 o'clock by 1992 by this (that) time when he came etc
Обратите внимание: Глаголы, которые не употребляются в Con¬ tinuous, стоят в Present Perfect.
I have known him since 1975. He has known me for two years. Have you seen the Petrovs since they left for Moscow?
PATTERN 15 Past Perfect Continuous Tense to be (had been) + Present Participle (ing — form)
}
have + Past Participle ( 3 форма глагола)
я
Употребляется: Для выражения действия, которое завершится к определённому моменту в будущем.
We shall have translated this text by 5 o'clock tomorrow. Who will have translated this text by 5 o'clock? Will you have translated this text by 5 o'clock? What text will you have translated by 5 o'clock?
Употребляется: 1. Для выражения действия, которое началось до определённого момента в прошлом и продолжалось в этот момент. Такие пред ложения обычно содержат указания на время since 2 o'clock, for three hours (when he came).
Tom had been writing a letter for an hour when I came.
2. Для выражения действия, которое началось и длилось вплоть до другого действия, но одновременно с ним уже не проис ходило.
I sent a letter which Tom had been writing. I had been translating this text for an hour when he came. Who had been translating this text for an hour when he came? Had you been translating this text for an hour when he came? What text had you been translating for an hour when he came?
PATTERN 14 Present Perfect Continuous Tense to be have been has been
}
+ Present Participle (ing-form)
Употребляется: 1. Для выражения действия, которое началось и протекало до настоящего момента и продолжается в настоящее время (since — c, c тех пор как).
What have you been doing since you came to Moscow? 30
PATTERN 16 Future Perfect Continuous Tense to be shall have been will have been
}
+ Present Participle (ing-form)
31