The changes were made with surprisingly little difficulty.

　　這些變化幾乎沒有遇到阻力，簡直不可思議。

　　We found the house without difficulty.

　　我們輕而易舉就找到了這棟房子。

　　The tasks have been ranked in order of difficulty.

　　按照困難程度對工作進行了分類。