2013
高考英语二轮总复习阅读理解精选(14)及答案 a when you see geese flying along in v formation, you might consider what science has discovered as to why they fly that way. as each bird flaps wings, it creates an uplift for the bird immediately following. by flying in v formation, the whole flock at least 71 per cent greater flying range than if each bird flew on its own. individuals who share a common direction and sense of community can get where they are going more quickly and easily because they are travelling on the pushing force of one another. when a god se falls out of formation, it suddenly feels the drag and resistance of trying to go it