Определить видовременную форму глагола "...being marked..."
In the second half of the century, jobs in service industries have accounted for an increasing share of total employment, expansion being particularly marked in financial and business services. In addition, there has been a rise in self-employment.
Вопрос: определить видовременную форму глаголов этого текста.
have accounted - present perfect
being marked (тут не разобрался, казалось что present passive voice, но не хватает to be) ???
has been - present perfect.