Which of the following is NOT one of the characteristics of idioms?
A、ThepartofspeechofeachelementinanidiomisveryimportantA
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Hesetupinbusiness____hisownandwasverysuccessful.
Thecountry’schiefexportsarecoal,carsandcottongoods,cars_____themostimportantofthese.
Ineverregretted_____hisoffer,foritwasnotwheremyinterestlay.
MissGreenwas()$100fordrivingafterdrinking.
____youwerebusy,Iwouldn’thavebotheredyouwithquestions.