单选题 The Healthcare community was shocked ______ Ricardo Peter's resignation after only one year as president of Healthcorps.
  • A. in
  • B. up
  • C. of
  • D. by


【正确答案】 D
【答案解析】[解析] be shocked by表示“为……而感到惊讶”，这句话的意思是：Ricardo Peter当保健队的队长才1年就辞职了，这让社区服务站感到很惊讶。故本题正确答案为D。