61.day in and day out--every day;all the time来源：考试大

　　62.break down--cease to function来源：考试大

　　63.get going--get started;begin to move

　　64.take one's time--not hurry来源：考试大

　　65.boil down to--indicate,especially as a final judgement or analysis

　　66.make up--take a test for the second time

　　67.put up with--bear with patience;tolerate

　　68.by and by--before long来源：考试大

　　69.give someone a hand--help;assist

　　70.ring a bell--sound familiar来源：考试大

　　71.snap out of it--(1)change one's habits,attitude,etc,suddenly

　　(2)regain one's composure,energy,or good spirits;recover

　　72.raise the roof--make trouble;start a fight or an argument

　　73.get away with--escape without punishment来源：考试大

　　74.on business--with definite work to do

　　75.look up--search for;as an item of information,in a referance book

　　76.let up--(1)cease;stop来源：考试大

　　(2)slacken;abate来源：考试大

　　77.in any case(or event)--no matter what happens

　　78.come out--be published

　　79.look into--investigate;inspect来源：考试大

　　80.fall back on--rely on