1. Valentina Vladimirovna
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    Valentina Vladimirovna

    valentina63, tutor Experience more than 15 years Валентина Владимировна учитель биологии
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    Current subscription plan:
    GlobalLab Starter
    Native languages:
    Languages:
    Subjects taught:
    Экология Биология
    Interests:
    Проектная работа
    Education:
    Высшее
    About me: