动词短语 — 英语选择题

志愿者原计划周三去公园服务，但因大雨改到周五；到社区中心后，他们把活动传单分发给来访者。Choose the correct phrases: They ___ the visit until Friday and ___ the flyers to visitors. A. put off; gave out B. cheered up; cleaned up C. gave out; put off D. cleaned up; cheered up