Mind Those Mannerson the Subway

So,there youare,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 cuttinghis or her nails.

Annoying?Many of ushave to spend some time every day on public transportation_______

(47)So,to make thetrip more pleasant,we suggest the following:

Let passengers getoff the bus or subway car before you can get on.________(48)

Stand away from thedoors when they are closing

Don't talk loudly ona bus or subway.Chatting loudly with your friends can be annoying toothers.________(49)

Don't think yourbags and suitcases（手提箱）deservea seat of their own.

Use a tissuewhenever you cough or sneeze（打喷嚏）.An uncovered sneeze can spread germs（细菌）,especiallyin crowded places.

Don't cut your nailsor pick your nose on public transportation.

Don't read overother people's shoulder._________(50)It can make people uncomfortable. Theymight think you're too stingy（小气的）even to buy a newspaper. Or they

might think you'rejudging their behavior.

________（46）

A.Don't eat food inyour car.

B.Don't shout intoyour mobile phone on a bus or subway.

C.We all know thatsome behaviors are simply unacceptable.

D.Many people dothis on subways,but it's really annoying.

E.Getting off and onin an orderly manner can save time for all.