coulda<口> = could have
couldaux.可以;能;可能;can的过去式
Could ever take Ur place.可以取代你的位置。
Could you cover for me?
Could I have a receipt?
Could you send someone?
Could you say it again?
Could you look into it?
Could I ask a question?
Could I have a blanket?
Could you hear the pat?
Could we change tables?