To my delight, he offered to lend me some money to help me out of difficulty.
考点：to one's delight：让某人高兴的是；offer to do：主动提供；lend：借出； out of difficulty：解决困难，摆脱困难。
句子结构：分析句子逻辑可知，“借钱”是为了“帮我解决困难”，所以可以用不定式表目的。
