It is a year when our children begin learning to develop an entirely new relationship with the world as they head down the road to independence.请老师讲一下as they head down the road to independence是什么成分和结构？谢谢老师。
generous 通常用于 It is generous of sb to do sth。如：
It was generous of you to give us so much money. 你给我们这么多钱，真慷慨。
但是可以用于 sb is generous to do sth吗？比如下面这样改一下：
You were generous to give us so much money. 你给我们这...
... imagine themselves as advisers and imagine their own choices as belonging to someone else, they feel less tired and rely less on decision shortcuts to make those choices. 参考答案翻译：当人们把自己想成建议者，把自己的选择相成别人的选择时，他们没觉得那么...
...If you leave something or
someone doing something, when you go away they are still doing it 离开时…继续做…I
left the children watching television.按照剑桥的解释，这里的现在分词短语到底是什么成分？