With the development of Chinese insurance industry, actuarial models of life insurance with stochastic interest rate are concerned by more and more scholars. In this paper, a series of problems about level net premium, future loss and reserve of n-years terms insurance are proposed with the interest rate obeying uniform distribution. Meanwhile, it combines with life table to analysis of influence about insurance companies and insurance applicant with different term insurance. It could get the risk of insurance companies decreased gradually along with the growth of term insurance period. The model provides a method to appropriately measure the risk for the life insurance companies.