1 請依下面短文文意，選出一個最適合 __2__ 的答案
Have you ever imagined that you can chat with a robot instead of a real person? The techniques of Artificial Intelligence (AI) __1__ become mature. Many companies, such as Google, Amazon, and Apple, have created smart voice assistants that can understand what you say, search for answers to your questions, and complete some tasks __2__ on your instructions. More recently, chatbots, which are computer programs with AI techniques on apps, have been developed in order to present useful information whenever users request __3__ . From the perspectives of business, replacing humans __4__ chatbots can save money. As a result, many companies nowadays want to develop their own chatbots. Therefore, people might lose their jobs due to the __5__ of chatbots. At the same time, many new companies which build chatbots have sprung up, and this will create many new job opportunities. 108 統測