问题补充：
It was of Jack to turn off the radio when I was sleeping in the bedroom.
A. considerable
B. considerate
C. disturbing
D. sensible
答案：
A. considerable
(答案→)B. considerate
C. disturbing
D. sensible
解析：词义辨析. A.重要的;值得考虑的 B.体贴的;考虑周到的 C. 令人不安的 D.明智的;通晓事理的.根据题意,当我在卧室里面睡觉时,杰克关掉收音机是很体贴的, sensible侧重与思想感情方面的特点,故选B.
