An information feedback method, being applied to a terminal, and comprising: receiving downlink data scheduled by a plurality of pieces of Downlink Control Information, DCI, and subjected to information feedback within a specific time unit; determining uplink transmission modes of uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI, wherein the uplink transmission mode comprises multiplexing transmission or separate transmission; and respectively sending corresponding one or more pieces of uplink feedback information to a base station within the specific time unit according to the uplink transmission modes, such that the base station obtains the corresponding one or more pieces of uplink feedback information within the specific time unit according to the uplink transmission modes; characterized by, wherein determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI comprises: determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI according to an information format of the plurality of pieces of DCI; wherein determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI according to the information format of the plurality of pieces of DCI comprises: grouping the plurality of pieces of DCI according to respective information formats, wherein one or more pieces of DCI with a same information format are grouped to a same group; performing multiplexing transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by the pieces of DCI in the same group; and performing separate transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by pieces of DCI in different groups. receiving downlink data scheduled by a plurality of pieces of Downlink Control Information, DCI, and subjected to information feedback within a specific time unit; determining uplink transmission modes of uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI, wherein the uplink transmission mode comprises multiplexing transmission or separate transmission; and respectively sending corresponding one or more pieces of uplink feedback information to a base station within the specific time unit according to the uplink transmission modes, such that the base station obtains the corresponding one or more pieces of uplink feedback information within the specific time unit according to the uplink transmission modes; characterized by, wherein determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI comprises: determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI according to an information format of the plurality of pieces of DCI; wherein determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI according to the information format of the plurality of pieces of DCI comprises: grouping the plurality of pieces of DCI according to respective information formats, wherein one or more pieces of DCI with a same information format are grouped to a same group; performing multiplexing transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by the pieces of DCI in the same group; and performing separate transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by pieces of DCI in different groups. determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI according to an information format of the plurality of pieces of DCI; wherein determining the uplink transmission mode of the uplink feedback information corresponding to the downlink data scheduled by the plurality of pieces of DCI according to the information format of the plurality of pieces of DCI comprises: grouping the plurality of pieces of DCI according to respective information formats, wherein one or more pieces of DCI with a same information format are grouped to a same group; performing multiplexing transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by the pieces of DCI in the same group; and performing separate transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by pieces of DCI in different groups. grouping the plurality of pieces of DCI according to respective information formats, wherein one or more pieces of DCI with a same information format are grouped to a same group; performing multiplexing transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by the pieces of DCI in the same group; and performing separate transmission for pieces of uplink feedback information corresponding to downlink datum scheduled by pieces of DCI in different groups.