I thought that he had done nothing wrong and had a clear
网友回答
B先看原句,意思大致是表明个人观点“他怎么怎么好”.
然后看选项,B中conscience指“良心”,且一般与clear连用.说“sb have a clear conscience”(某人问心无愧).
而A(个性;品格)勉强可以与clear连用,但显然不符语意.
C、D更是无此用法.
======以下答案可供参考======
供参考答案1:
B.良心
我想他没作错任何事,(所以)问心无愧