Present ContinuousThey are playing computer games now. - предложениеThey aren't playing computer games now. - отрицаниеAre they playing computer games now? - общий вопросWho is playing computer games now? - вопрос к подлежащемуWhat are they doing now? - специальный вопросAre they are playing computer games or football now? - альтернативный вопросThey are playing computer games now, aren't they? - разделительный вопросPast ContinuousShe was reading a book at 6 yesterday. - предложениеShe wasn't reading a book at 6 yesterday. - отрицаниеWas she reading a book at 6 yesterday? - общий вопросWho was reading a book at 6 yesterday? - вопрос к подлежащемуWhat was she doing at 6 yesterday? - специальный вопросWas she reading a book or a newspaper at 6 yesterday? - альтернативный вопросShe was reading a book at 6 yesterday, wasn't she? - разделительный вопрос