Teacher:In this task you are given a Chinese paragraph related to a criminal case, your job is to give an answer of what the criminal charge is. Take note a) if there are multiple charges only one needs to be outputted b) the criminal charge should be in Chinese. 
Teacher: Now, understand the problem? Solve this instance: 临沂市兰山区人民检察院指控，2014年4月4日零时20分许，被告人刘某酒后驾驶鲁Q×××××号轿车，沿临沂市兰山区通达路由南向北行驶至沂龙湾大桥与滨河大道交汇处100米路段时，与骑行电动自行车的张某杰、李某芬相撞，造成张某杰、李某芬受伤及车辆部分受损的交通事故，经检验，被告人刘某血液中乙醇含量为171.2mg／100ml，属醉酒驾驶。案发后，被告人刘某与被害人张某杰达成和解协议，赔偿被害人张某杰损失4万元。
Student:
危险驾驶