Large portions of the cliffs have been precipitated upon the beach, where the process of degradation has been carried on by the waves.
Large portions of its margin consist of the brittle carbonaceous slate.
Large portions of these mingled with the Canadian stock, forming that remarkable people called Boisbrules.
As the timber-line in that region has an elevation of but 2,500 feet at the extreme western extension of the forest, although gradually rising southward, large portions of the mountains are treeless and barren.
Catharine gained undisputed possession of the Crimea, large portions of Circassia, the whole of the Black Sea, and also the free passage of the Dardanelles.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "large portions" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.