问题补充：
He is no longer in good condition, and his ability to work is limited. I him to give up the job but failed.
A. suggested
B. persuaded
C. tried to persuade
D. managed
答案：
A. suggested
B. persuaded
(答案→)C. tried to persuade
D. managed
解析：句意：他的身体并不好，并且他对于这个工作的能力也是有限的。我尽力的去劝说他放弃这个工作，但是我失败了。try to persuade sb to do sth尽力的劝说某人做某事，而persuade强调是成功的劝说某人做某事，本题中并没有成功，故选C
