Disappointed, I was about to leave something occurred, which my attention.
A. while, paid
B. and, got
C. before, drew
D. when, attracted
网友回答
A. while, paid
B. and, got
C. before, drew
(答案→)D. when, attracted
解析：考查并列连词when的用法，常用于“...be about to do sth.when...”句型中，表示“正要……这时……”。attract/draw one's attention吸引某人的注意力；pay attention to注意……。句意：很失望，我刚要离开，这时发生了一件事，吸引了我的注意力。答案：D