The children are flying kites in playground.怎么改否定句6A Unit1

The children are fly kites on the grass.改错 The children are fly kites on the gress.改错 The children are fly kites onthe grass.{改错} Look!The children are having fun_____.A.flying kites B.fly kites C.to fly kites where are the children? Why are the children Are you going to invite Mr Bush ______(attend) the party?用适当的形式填空.The children are having fun ______(fly) kites in the park. The children hope () (fly kites) in the park at weekends will,the,spirit,this,children,kites,fly连词成句 The children are playing games. the children is 还是are Children are what the mothers are. “children are what the mathers are The children are wearing beautiful clothes.　　The children are_________beautiful clothes. 文；many children go to the school to fly kites on the playground we fly kites （）of our school 文；many children go to the school to fly kites on the playground we fly kites （）of our school The children are water the trees. The children are water the trees对吗?