In order to inspire the learning interest of students for ‘engineering mechanics’ course, life background examples method has been proposed and discussed in this paper to improve the teaching effect. In this method, familiar phenomena in daily life are utilized to explain the stuffy concepts. Knowledge can be delivered easily and expressly. Usable examples and their corresponding concepts in this course are introduced detailedly. It is proved by actual practice that life background examples method can activize the feedback of students effectively. Students are willing to draw inferences about other cases from one instance. Therefore, the interaction of idea and talk in teaching can be driven well and truly. The concepts can be understood better. Then the realization of training goal can be promoted evidently by employing this new method.