托福听力考试中有重难点词组需要考生去掌握，这不仅关系到听力的做题效果，也会对整体考试产生影响。为此，北京新航道托福频道为大家整理托福听力中常出现的重难点词组，希望帮助大家的备考。下面请看第五组。

　　第五组托福听力重难点词组

　　41,on earth =究竟,到底

　　-How on earth can you believe that?

　　42,on end = 连续,没完没了的

　　-Did Linda ever finish that introductory chapter?

　　I am not sure; she spent hours on endrewriting it

　　43,on one's own =独立的,凭自己的力量

　　-She learned to use the computer on her own

　　44,on sale =减价

　　-Did you buy any of the sweaters that were on sale?

　　Buy any, I got five of them, there were such a good bargain

　　45,on campus =在校内

　　-Michel is the most talented actor on campus

　　Isn’t he though?

　　46,on the side =兼职,副业

　　-He has a job on the side preparing a libratory every day for the next experiments

　　47,once and for all =最后一次,干脆

　　-I am going to tell that neighbor of mine to turn down that music once and for all,来源：北京新航道托福培训

　　I see why you are angry, but I've always found that the polite route is the most effective

　　48,out of =缺乏,没有

　　-I'd like to buy a copy of professor Franklin's book on shelvesshells(贝壳)

　　I am very sorry, that you’ve been out of print for some time now

　　-The bookstore is out of textbooks for France 102

　　-How can we be out of salt, I bought them only last week

　　-The bookstore is out of lined notebook paper 划线的笔记本

　　49,out of business =停止,停产

　　-The supermarket down the street is selling everything half price because they are going

　　Out of business

　　Sounds like an idea time to stock up on coffee

　　50,out of earshot = 不在听力所及范围

　　-Hey, Joe, Joe, save your breath

　　He’s out of earshot

　　上面为大家讲解了10个托福听力难点词组，量不多，希望大家都能够完全掌握他们。托福考试重要积累和坚持，希望每一位同学都能做到，争取最后的胜利。

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