about 长

你好，

这是我的练习用【长】的字。

 - 我哥哥的孩子长高了很快 (the child of my brother has grown up very quickly)

 - 电视长了很大。 (can i use that verb with objects ? "TVs have become bigger")

 - 她以后会长漂亮 (she will start to become pretty)

Johan