What does the author mean by “you better start polishing your resume” in the last paragraph?

(单选题)He doesn’t like driving ______ car while going to work since (单选题)—Why are there so many difficulties? Am I doomed to failure? (单选题)Not until ______ office that morning ______ the toughness of (单选题)—Who recommended Amy for the post?—It was Johnson ______ adm (单选题)Confucius and his great thoughts have such great impacts ___ (单选题)You ______ your stay in Dali, didn’t you? You look amazingly (单选题)He ______ with British Broadcasting Corporation for enjoying (单选题)Some of the false, but widely ______, beliefs include that s (单选题)Wild applause ______ when the crowd waiting on Times Square (单选题)Under such pressure, Lawmakers on both sides are using for a