第13题: [单项选择]If you call the 911 emergency number, they will______firemen, policemen, and paramedics immediately. A. assign B. detach C. attach D. dispatch 参考答案: 答案解析:[解析] 本题空格处是说他们将立刻派遣消防员、警察和护理人员。D项“dispatch 派遣”符合题意,如:dispatch a messenger(派遣使者)。其他三项“assign分配;detach