unable to manage造句

• Religion , laws what can they have been invented for , if they are unable to manage that ? said ellen
  “法律，宗教其用处是什么，如果这事都办不了！ ”海伦说。
• A large number of tourism companies are enthusiasm about products imitation and price war ; therefore the tourism routes and services are quite similar . tourism companies feel difficult to attract customers and satisfy the customers " needs , thus they are unable to manage the customers " resource effectively
  众多旅行社热衷于产品模仿、打价格战，由此造成提供的旅游线路雷同，服务内容大同小异，无法满足顾客多样化的需求，难以吸引消费者，当然更谈不上对顾客资源进行有效管理。