Analyze the circumstantial complements in the texts below and mention their type and the part of speech through which they are expressed.
b) ,, The sun has set. The earth is no longer visible. A heavy, threatening darkness had left the cloudy sky without stars. Everywhere, roaring, the black waves come like matahalevii and hit the shores of the ship, which, panting heavily, struggles with the mudslides of water and cuts its right path on the swirling sea. The strings of the masts whistled in the wind [...] With a wailing roar the waves rose, throwing themselves on the floors of the ship and, in the openings, the escaping vessel went to one side, the walls cracked tightly between the moving hills of water . "
(Alexandru Vlahuta, Picturesque Romania, On the Black Sea, Constanta)
I do NOT realize in this text what the circumstantial complements are, please help me.
Please I need the romanian circumstantial complements!