问题补充：
Justin Bieber’s rise to fame is an story which thousands of young actors.
A. inspiring; has inspired
B. inspired; inspired
C. inspiring; had inspired
D. inspired; has been inspiring
答案：
(答案→)A. inspiring; has inspired
B. inspired; inspired
C. inspiring; had inspired
D. inspired; has been inspiring
解析：考查时态。句意：贾斯汀比伯的成名是一个鼓舞人心的故事，鼓舞了成千上万的年轻演员。Inspiring鼓舞人心的inspired有灵感的。结合语境可知本句描述的是现在已经完成的动作，故用现在完成时态。选A、
