| ●Spit(吐痰) or drop litter everywhere. ●Talk loudly on your mobile phone. ●Take off your shoes on planes，trains or buses. ●Smoke in public places. ●Cut in line. ●Cross the street when the red light is on. ●Write graffiti(乱涂乱画) anywhere. ●Just go shopping. | ●Talk politely to strangers. ●Wash your hands before eating and eat quietly. ●Try to speak some of the local language even if you can only say "Hello" and "Thank you". ●Visit local sights, taste local food and try to understand other people's lives in new places. |