问题
选择题
With a lot of difficult problems ____ , the manager felt a heavy burden taken off his mind.
A．settled
B．to be settled
C．settling
D．to settle
答案
答案：A
本题修饰名词problems是动词settle，表示被解决的问题，表示被动的意思，用过去分词修饰名词作定语，settle的过去分词是settled，故本题选A。