Explanation: There is no wrong answer here (except perhaps recess). Studying physics, math, English and shop in high school will prepare you well for a career as a mechanic. To get ahead as a mechanic, you must have a thorough understanding of how engines work. This entails not only knowing how to fix a problem once it has been identified, but also knowing the ins and outs of an engine so that you can identify the source of a problem that a client describes.