Hitchhiking (打车旅游) When I was in my teens (十几岁) and 20s, hitchhiking was a main form. of long-distance transport. The kindness or curiosity of strangers __________ (51) me all over Europe, North America, Asia and southern Africa. Some of the lift-givers became friends, many provided hospitality __________ (52) the road. Not only did you fred out much more about a country than __________ (53)traveling by train or plane, but also there was that element of excitement about where you would finish up that night. Hitchhiking featured importantly in Western culture. It has books and songs about it. So what has happened to __________ (54)?
A. Not B. Hitchhiking C.__________ D. "If E." But F. With G.so H." Surely I. 51.