Para.17 必 They prompted the city and local churches to step up efforts to redevelop abandoned houses. (1)prompt:vt.cause (sb.to do sth.),to make sb decide to do sth.促使，导致 e.g.What prompted you to buy that suit? His speech prompted an angry outburst from a man in the crowd.Para.17 ❖ They prompted the city and local churches to step up efforts to redevelop abandoned houses. ❖ (1) prompt: vt. cause (sb. to do sth.), to make sb decide to do sth. 促使，导致 ❖ e.g. What prompted you to buy that suit? ❖ His speech prompted an angry outburst from a man in the crowd