A method for transmitting information, comprising: receiving, by a terminal device, first indication information sent by a network device; and receiving, by the terminal device, first downlink control information sent by the network device, according to the first indication information, characterized in that receiving, by the terminal device, first downlink control information sent by the network device, according to the first indication information comprises: determining, by the terminal device, a first resource area for transmitting downlink control information according to the first indication information; and receiving, by the terminal device, first downlink control information by detecting the first downlink control information sent by the network device on the first resource area, and wherein determining, by the terminal device, a first resource area for transmitting downlink control information according to the first indication information comprises: determining, by the terminal device, a first transmission mode from a plurality of transmission modes according to the first indication information, wherein a resource area corresponding to each of the plurality of transmission modes is different; and determining, by the terminal device, the resource area corresponding to the first transmission mode as the first resource area, wherein starting resource areas corresponding to respective transmission modes are different; the first indication information is used to indicate a starting resource area in the first resource area; and determining, by the terminal device, the first transmission mode from the plurality of transmission modes according to the first indication information comprises: determining, by the terminal device, the first transmission mode corresponding to the starting resource area in the first resource area, from the plurality of transmission modes, according to the first indication information. receiving, by a terminal device, first indication information sent by a network device; and receiving, by the terminal device, first downlink control information sent by the network device, according to the first indication information, characterized in that receiving, by the terminal device, first downlink control information sent by the network device, according to the first indication information comprises: determining, by the terminal device, a first resource area for transmitting downlink control information according to the first indication information; and receiving, by the terminal device, first downlink control information by detecting the first downlink control information sent by the network device on the first resource area, and determining, by the terminal device, a first resource area for transmitting downlink control information according to the first indication information; and receiving, by the terminal device, first downlink control information by detecting the first downlink control information sent by the network device on the first resource area, and wherein determining, by the terminal device, a first resource area for transmitting downlink control information according to the first indication information comprises: determining, by the terminal device, a first transmission mode from a plurality of transmission modes according to the first indication information, wherein a resource area corresponding to each of the plurality of transmission modes is different; and determining, by the terminal device, the resource area corresponding to the first transmission mode as the first resource area, determining, by the terminal device, a first transmission mode from a plurality of transmission modes according to the first indication information, wherein a resource area corresponding to each of the plurality of transmission modes is different; and determining, by the terminal device, the resource area corresponding to the first transmission mode as the first resource area, wherein starting resource areas corresponding to respective transmission modes are different; the first indication information is used to indicate a starting resource area in the first resource area; and determining, by the terminal device, the first transmission mode from the plurality of transmission modes according to the first indication information comprises: determining, by the terminal device, the first transmission mode corresponding to the starting resource area in the first resource area, from the plurality of transmission modes, according to the first indication information.