D

　verify(="prove" the truth of)证实，证明：1)It was easy to verify his statements.(很容易证实他说的话。) 2)Later findings verified the scientist's theory(后来的各种发现证明这位科学家的理论是对的。)

　identify识别，鉴别；signify表示，意味，要紧；有重要性：1)He signified that he agreed by nodding.(他点头表示同意。) 2)Never mind, it doesn't signify.(没事儿，这无关紧要。)