break the moulld - to be new and different, blind someone with science - to confuse someone by using difficult or technical words to describe something, move with the times - to change and become more modern, because attitudes or fashions are changing, be someone's guinea pig - a person used in a test, esp. one to discover how effective a new drug or process is, once in a blue moon - not very often, turn the clock back - to want things to be the way they were in the past., come down to earth - to start dealing with life and problems again after you have had a very exciting time,, reinvent the wheel - to waste time trying to create something that someone else has already created, it doesn't take a rocket scientist - you do not think that something is very difficult to do or to understand, stand the test of time - still popular, strong, etc. after a long time,

Upstream Advanced Unit 5

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