I play with the animals on the farm .
I found he was planting trees when I passed the garden.
in the pleasure ground
in the playground
on the playground
游乐场是amusement park 介词用in in the amusement park楼上的playground指的是一般的运动场地 比如说打羽毛球 跳绳之类所需要的空地
可用There‘re too many rules in my house和There are many rules in my house 希望能帮到你