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Задайте 4 типа вопросов к следующему предложению.
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An increasing proportion on trade has been with other European Community member countries.

An increasing proportion on trade has been with other European Community member countries.
Has an increasing proportion on trade been with other European Community member countries? - общий вопрос. вспомогательный глагол выходит на первое место
With whom has been an increasing proportion on trade? - специальный вопрос, вопросительное слово на первом месте
Has an increasing or discreasing proportion on trade been with other European Community member countries? - альтернативный вопрос, вспомогательный глагол на первом месте
An increasing proportion on trade has been with other European Community member countries, hasn't it? - разделительный вопрос