With the popularity of e-learning, to construct a perfect e-learning environment has become a popular research topic in the field of modern distance education. Cloud computing is a new computing model which is based on the grid computing, it is the core technology of the next generation of network computing platform, especially in the field of education, cloud computing is the basic environment and platform of the future e-learning. It provides secure data storage, convenient internet services and strong computing power. This essay mainly focuses on the research of the application of cloud computing in E-learning environment. Taking the “Google collaborative platform” as a case study, one factor of E-learning environment construction-“the collaborative learning platform” has been built, and also the “collaborative learning” has been given detailed illustration.