Hitler's blood lust and the hateful appetites have impelled him on his Russian adventure.
句意：希特勒受其嗜血成性、邪恶贪婪的驱使，贸然发动了这次对俄国的侵略冒险。appetites欲望；胃口。ambition抱负；野心。intestines肠。A选项与划线处意义最为接近，故选A。