His increasing financial difficulties forced him to take________measures.
A. desperate B. desperation
C. desirable D. despairing
知识点：英语
A
desperate“绝望的；孤注一掷的”； desperation为名词“绝望；铤而走险”； desirable“可取的；值得做的”； despairing“没有希望的；感到绝望的”。句意：不断增加的经济困难迫使他们采取铤而走险的措施。