When his view about his job as a teacher, Mike said he found it very interesting and rewa

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A. asking
(答案→)B. asked
C. having asked
D. to be asked
解析：句意:当马克被问做教师这个职业时的看法。他说他发现这个工作是非常有趣和值得的。这里when引导的省略句，完整的是when he was asked his view about his job as a teacher，这里当从句中的主语与主句的主语一致，并且从句的谓语动词有be时，这时从句的主语与be同时省略，故选B。