单选题 The detective and his assistant have begun to ______ the mysterious murder.
  • A. look into
  • B. see to
  • C. make over
  • D. come through
【正确答案】 A
【答案解析】[解析] 本题中look into调查，检查，观察；see to负责，注意，照看；make over转让，移交，改造；come through经历，脱险，成功。本题所填动词要和the mysterious murder搭配，应该是A调查的意思。句意是：这名侦探及其助手已开始着手调查这一神秘的谋杀案。