题目：我的哥哥从事过如此之多的工作，我觉得都难以说清。
A. My brother has so many different jobs and it’s hard for me to keep track.
B. My brother has had so many different job and it’s hard for me to keep track.
C. My brother has had so many different jobs and it’s hard for me to keep track.
D. My brother has had so many different job and its hard for me to keep track.
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