Anonymous My last question is, Is 'would have been' past of 'will be' or past of 'will have been'? In the Mesolithic Age, when people lived in small hunter-gatherer societies, reliable sources of food would have been particularly important. You fill in the blank: it's an exercise.
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AnonymousMy last question is, Is 'would have been' past of 'will be' or past of 'will have been'?In the Mesolithic Age, when people lived in small hunter-gatherer societies, reliable sources of food would have been particularly important.