帮忙翻译两句中译英，在线等。

1·坐在草地上看孩子们唱唱跳跳真是令人愉快啊！（分词作表语）

2·放学后所有老师都来到操场上，观看一班和二班的排球比赛。（分词作状语）

It is so delighted to sit on the grassland and see the kids singing and dancing.

All the teachers came to the playgeound after class,to see the volleyball match between Class one and Class Two

1 sitting on the grass watch the kids sing and dance I am really happy ah!

2 after school all the teachers came to the playground to watch the volleyball class and second class.