A communication method and a terminal device are provided. The communication method includes: receiving, by a network device of a first communications standard, a suspension notification message sent by a terminal device, where the suspension notification message is used to notify that the terminal device is to leave a network of the first communications standard to listen to a network of a second communications standard, the network of the first communications standard carries data services, and the network of the second communications standard carries voice services; and suspending, by the network device according to the suspension notification message, sending scheduling information to the terminal device, and suspending detecting measurement information sent by the terminal device. The communication method, the network device, and the terminal device that are provided in the present disclosure can be used to save scheduling resources and avoid detection of an incorrect measurement quantity.