用be free；be good at；造句

I am free now.
我自由了

I am good at Maths
我擅长数学

are you free now ?你现在有空吗？
lily is good at dancing.lily擅长跳舞。

I am free after class 下课后我就自由了
I am good at playing football我擅长玩足球

I am always free on Sundays.
我周日总是有空。
I am good at drawing.
我擅长画画。

To be free to go .
Shirley is good at English.

she is good at math. so she's math study every well.
她擅长数学学习，所以她的数学成绩很好.
I think people will be free in the future ,and we don't should work.
我认为人们会在未来自由，我们不再需要工作。