情景对话
　　Bobbie: Colorado is fairly far away from think we should fly. It's the fastest option. 　　Lele: But if we fly, we'll miss out on thelandscape. 　　Bobbie: OK, airplanes are out. How about hitch-hiking since we've already rented a car? 　　Lele: Nuh-uh. That's not safe. I'll pass. In fact,I'd like to see what an American bus is like. 　　Bobbie: Have you ever heard of American Grey-hound buses? 　　Lele: Yes, they are famous. Let's go and take aGreyhound. 　　Bobbie: As you wish, princess! 　　Lele: This is my first time to ride on Grey-hound. How exciting! When will we arrive in Colorado? 　　Bobbie: Well, we left at five this morning andwill arrive there at eleven tonight. Incidentally, Greyhound bus is very fast. 　　Lele: Wow, that s a quite ride! 　　Lele:Greyhound bus deserves its name for its fast speed, doesn't it? 　　Bobbie:Yes.
[图片0]　　扩展表达 　　穿梭巴士:shuttle bus 　　换乘票:transfer 　　投币箱:fare box 　　电车:trolley bus 　　长途大巴:coach