It's "passenger" not "passengers", in both uses, and you're right it's "exit". But, I'm sorry to say, you're wrong about "Bus lane", it should be "Buses" and you can put a "To" ...
21世纪报社版权所有，未经书面授权，禁止转载或建立镜像。 主办单位：中国日报社 Copyright by 21st Century English Education Media All Rights Reserved 版权所有 复制必究 京ICP备13028878号-12京公网安备 11010502033664号
京公网安备 11010502033664号
