(2013·天津12区二模)He never thought that his success came he least wanted it.
A. until
B. since
C. when
D. while
网友回答
A. until
B. since
(答案→)C. when
D. while
解析：C 考查状语从句。句意：他从没想到，他的成功在他最不想要的时候来了。until直到；since自从，既然；when当……时候；while当……时候，从句中的动词一般为延续性动词。根据状语从句中谓语wanted，非延续性动词，排除D项；until和since不符合句意，排除A、B两项，故选C项。