未知题型 "提示排队客人做好结算准备标准话术：为避免刷卡排队，请提前打开手机易付宝，谢谢（）

未知题型 在“胃痛中医诊疗专家共识意见”中，理气和胃止痛类中成药中首推胃苏颗粒（）

未知题型 Section C Directions: Listen to the passage about self-driving car twice and fill in the blanks with what you hear. 音频5 According to The Auto Insurance Center, 1) _______ of car crashes result from human error. Many lives could be saved if cars drove more safely without human drivers.