(现在完成时)Structure:have/has+'sreview!(被动式)Structure:be++have/hasdonePassivevoice+PresentperfecttenseDefinition:Anactionwhichispassivelyfinishedbynow.(到现在为止已经完成的某个被动的动作)?,,......(future)!''thavethepassivevoice,suchastakeplace,arrive,e,disappear,:='llgetanotherholiday___
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