61、I have to get going. 62、See you later. 63、See you. 64、I should go now. 65、Good-bye. 66、I’ll talk to you later. 67、I’ve got to get going. 68、I’m better run. 69、I’ll see you around. 70、I’ll catch you later. 71、Until we meet again. 72、Keep in touch. 73、We should meet again. 74、It was nice meeting you. 75、Take care.