He has been doing the job for many years, but has never felt it, though his workmates think it is a one．
A. tired of; tired
B. tired of; tiring
C. tiring of; tired
D. tiring of; tiring
网友回答
A. tired of; tired
(答案→)B. tired of; tiring
C. tiring of; tired
D. tiring of; tiring
解析：考查形容词用法。Be tired of 对…厌倦；tired感到厌倦的；tiring令人厌倦的；句意：他多年以来一直在做这份工作，但是他从来没有对它感到厌倦。尽管他的同事们认为这是一份令人厌倦的工作。