about the advantages and disadvantages of each form of transport:? speed time needed fare fortable pollutionРPeople can drink the water in a river ? wash their clothes? swim in summer and skate in winter ? irrigate their farmland? use a river to make electricity? travel along a riverРImagining and sharing? Many people live beside a river. How do they make use of it in their daily life ?РII Pre-readingР2.Talking and sharingРAs is known , the world has many great rivers. Look at the pictures and try to guess the names of the rivers.РYangtzeРYellow RiverРNileРAmazonРMekongРNow we’re going to read a passage about a boy’s travel journal along the Mekong River.РJourney Down The MekongРReading:РChina?Laos?Myanmar? Thailand?Cambodia?VietnamРCan you list the countries that the Mekong flows through?