请根据短文的内容，回答题。 Mind Those Manners on the Subway So, there you are, just sitting there in the subway car, enjoying that book you just bought.__________ (46) Or, the person sitting next to you takes out a nail clipper(指甲刀 ) and begins cutting his or her nails. Annoying? Many of us have to spend some time every day on public transportation. __________ (47) So, to make the trip more pleasant, we suggest the following: Let passengers get off the bus or subway before you can get on. __________ (48) Stand away from the doors when they are closing. Don&39;t talk loudly on a bus or subway. Chatting loudly with your friends can be annoying to others. __________ (49) Don&39;t think your bags and suitcases (手提箱) deserve a seat of their own. Use a tissue whenever you cough or sneeze (打喷嚏). An uncovered sneeze can spread germs(细菌) , especially in crowded places. Don&39;t cut your nails or pick your nose on public transportation. Don&39;t read over other people&39;s shoulder. __________ (50) It can make people uncomfortable. They might think you&39;re too stingy ( 小气的) even to buy a newspaper. Or they might think you&39;re judging their behavior. 第46题__________ 查看材料