A: Do you know which the longest railway in the world is?

B: The Trans-Siberian Railway is the longest railway in th world.

A:Do you know where it starts from, and where it ends up?

B: Yes, it starts from Moscow, the capital of Russia, to Vladivostok on the east coast.

A:Is it the fastest way to travel from Moscow to Vladivostok?

B: No, it isn’t.

A:Why so many people choose this way to travel? Don’t you think it is unbelievable?

B: No, it doesn’t. It isn’t he fastest way to travel from Moscow to Vladivostok, but it’s the most interesting and it’s also the most comfortable way to travel.