In modern English the normal past tense form of “sing” is “sang.” It’s not “she sung the anthem” but “she sang the anthem.” “Sung” is the past participle, used only after a helping verb: “She has sung the anthem. Play ball!”
sang / sung
In modern English the normal past tense form of “sing” is “sang.” It’s not “she sung the anthem” but “she sang the anthem.” “Sung” is the past participle, used only after a helping verb: “She has sung the anthem. Play ball!”