Frame-Shifting Theory (FST) is a significant theory in cognitive linguistics and it has a great explanatory power in reanalyzing the meaning and provides a good framework to account for the dynamic process in the course of humor comprehension. The study makes use of FST to analyze the construal mechanism of verbal humor in Zhao Benshan’s comic sketches. Frame-Shifting Theory (FST) is a significant theory in cognitive linguistics and it has a great explanatory power in reanalyzing the meaning and provides a good framework to account for the dynamic process in the course of humor comprehension. The study makes use of FST to analyze the construal mechanism of verbal humor in Zhao Benshan’s comic sketches.