W:Do you like Beijing,Mary?
M:1____________________________Beijing is one of the best cities in Chia.
W:Sure.And I'm sure that Beijing will be more beautiful.
M:I think so.2__________________________________
W:I predict that there will be more trees and less pollution.
M:And there will be more equipments and places for sports.
W:3_____________________________________
M:Beijing will be more international.
W:4________________________I want to be a volunteer(志愿者)
M:5_____________________________