Embodiments of the present invention disclose a communication method, a UE, and a base station. The method includes: acquiring, by the user equipment UE, on an anchor carrier, synchronization information to synchronize with the base station, where a frequency resource between the UE and the base station includes N subcarriers, where the N subcarriers include the anchor carrier and at least one supplementary carrier, and N is an integer greater than or equal to 2; acquiring, by the UE, on the anchor carrier, system information, where the system information includes information about identities and frequency locations of the subcarriers; selecting, by the UE, the anchor carrier or a supplementary carrier according to the system information; and accessing, by the UE, the base station on a selected subcarrier, and communicating with the base station.