12月英语六级听力必备实用词组（2）

　　by and large - in general

　　be out of the question - be unacceptable ,impossible

　　bite off more than one can chew - take on more than one can handle

　　break down - cease to function

　　break the ice - begin to be friendly wuth people one doesnt know

　　break the news - inform or give bad news

　　brush up on - imporve noes knowledge of something through study

　　bump into - meet unexpectedly

　　by heart - by memory

　　by all means - absolutely ,definitely

　　by no means - in no way

　　come into -receive,especially after anothers death

　　come up with - think of

　　call off -cancel

　　cheer up - be happy

　　come down with - become sick with

　　count on - depend upon

　　count out - eliminate