句式转换：1.Swim in the river,please.（改为否定句） 2.The children are （under the tree）括号提问
问题描述：
句式转换：1.Swim in the river,please.（改为否定句） 2.The children are （under the tree）括号提问
3.An old man is on the left of the bus.（改同义句）
4.The gate is here.（改倒装句）
5.There is a child behind the door.（改成复数）
答
1 Please don't swim in the river2 Where are the children?3 There is an old man on the left of the bus4 Here is the gate 5 There are children behind the door