Подскажите какое это время? и какое предложение active/passive.
1.The proper solution has been for since the scientists discovered the problem.
2.Knowledge of physiology and neuroanatomy is being used by modern phychologists?
3. Four traditional explanations of forgetting had been provided by the end of the lesson.
1.The proper solution has been for since the scientists discovered the problem.
2.Knowledge of physiology and neuroanatomy is being used by modern phychologists?
3. Four traditional explanations of forgetting had been provided by the end of the lesson.
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1.The proper solution has been looking (Present Perfect Continuous Passive) for since the scientists discovered (Past Simple Active) the problem.2.Knowledge of physiology and neuroanatomy is being used(Present Progressive Passive) by modern phychologists.
3. Four traditional explanations of forgetting had been provided (Past Perfect Passive) by the end of the lesson.