题目内容：

Their friend, Danny Lin, was waiting at the airport.He was going to take their baggage to catch The True North,the cross-Canada train.On the way to the station, he1. (chat) about their trip.You are going to see some great scenery.2.( go)eastward,You will pass mountains and thousands of lakes and forests as well aswide rivers and large cities.some people have the idea 3.You can cross Canada in less than five days,but they forget the fact 4.Canada is 5,5000 kilometres from coast to coast.Here in Vancouver, you are in Canada,s warmest part.People say it is Canada’s,s most beautiful city,5.(surround)by mountains and the Pacific Oceans.skiing in the Rocky Mountains and 6.(sail) in the harbour 7.( make)Vancouver one of Canada’s most popular cities to live8. Its population is increasing rapidly .the coast north of Vancouver has some of the oldest and most beautiful forests in the world.it is so wet there that the Trees are 9.(extreme)tall, some 10.(measure)over 90 metres