he is divided the cake into ten pieces.为啥不用dividing

he is divided the cake into ten pieces.为啥不用dividing The big birthday cake was divided into ten parts and ( )(giv The cake is divided into four parts for us to share.为什么这里要用一 I cut the cake into small pieces and give them The world is divided into two parts The cake__several pieces just now.A.is divided B.was divided After the cake had been divided into 20parts,the host took t He divided the players into two teams of eleven The United States continent is divided into the following ma The square is divided into five rectangles,the perimeter of How many time zones is the world divided into the marketing communication mix is divided into two submixes