--- Excuse me, officer. I can't find the subway entrance. ______ - -- See those glass doors? Go in and you will see it on your right. A. Can you help me? B. Where is it?
【单选题】听力原文: Normally a student must participate in a certain number of courses in order to graduate, and each course which he attends gives him a credit which he may count towards a degree. In many American...