Question

【题目】_______ that the new couple led a satisfying life, all their relatives were relaxed.
A.To know
B.Knowing
C.Known
D.Know

Answer 1

【答案】B
【解析】句意：知道这对新婚夫妇过着一个令人满意的生活，所有亲戚都感到放松。句子主语和know之间是一种主动关系，此处是现在分词作状语，答案为B。