It is that this matter hasn’t been paid attention to.
A. attractive
B. obvious
C. cheerful
D. sensitive
网友回答
A. attractive
(答案→)B. obvious
C. cheerful
D. sensitive
解析：
这题考查形容词的辨析：attractive 有吸引力的，obvious显而易见的， cheerful愉快的，sensitive敏感的。句意是：很明显这件事还没有被注意。选B。