David:This is Ben.He's from the USA.
Tony:Do you speak Chese,too,Ben?
Ben:No,I don't.I speak English and French.
Tony:I see.
David:This is Liu Tao.
Tony:Are you from China?
Liu Tao:Yes.I'辩答塌携圆举宽m from Shanghai.Do you like Shanghai?
Tony:Yes,it's a big city.I'd like to visit it.