he denied having seen my lost MP4, I believe at least from nobody else can I get better source of information.
A. As
B. While
C. Anyhow
D. In case
网友回答
A. As
(答案→)B. While
C. Anyhow
D. In case
解析：连词辨析。 A. 由于；B. 一边……一边，虽然； C. 总之，无论如何 D.万一，假使。句意：虽然他否认曾经见过我丢失的mp4，但是我至少相信我没有其它人可以获得更好的信息来源。故选B。