内容介绍：【英语】非谓语动词基础练习题一、单项选择非谓语动词1．________ the convenience of digital payment, many senior citizens started to use smartphones.A．To enjoyB．EnjoyingC．To have enjoyed D．Enjoy【答案】A【解析】【详解】考查非谓语动词。句意：为了享受数字支付的方便