你的判断和理解是正确的。

▲表示“感官意义”的系动词，说明主语给人的感觉器官所产生的意义。例如look，seem，appear（看起来）, sound（听起来）, smell（闻起来）, taste（尝起来）, feel（摸起来；感觉到）等。这类系动词的用法，跟be 相似，除了接形容词作表语外，几乎都可以后跟like介词短语，或者as if/as though从句。例如：

It looks like rain. 天看起来像下雨的样子。

The cloth feels like silk. 这布匹摸起来像是丝绸。

This looks (tastes, smells, feels) like an orange. 这东西看起来(尝起来，闻起来，摸起来)像个桔子。

The stars are not afraid to appear like fireflies. 星星不怕显得象萤火那样。

It sounds as though someone is weeping nearby. 听起来好像有人在附近哭。

It looks (seems, appears) as if he has lost interest in his job. 看来他对自己的工作已失去了兴趣。

▲关于become 一词的用法，词典上一般没有become like的例句，但在实际语言中确实存在着。例如：

She's become like a real middle-aged woman.  她变得确实像个小老太太了。

We teach you to become like a little child through your joy and your happiness.  我们教导你们通过喜悦和欢乐成为一个小孩子。

Life will be brighter than noonday, and darkness will become like morning.  人生要比正午更明，黑暗也会变得像早晨。

That is why she became like this.  所以她就变成这样了。

His parents died early and his cousin became like his parents.  因为他父母亲早死，他表哥就变得像父母亲一样。

I became like a little child on Christmas morning as I ran around screaming and laughing. 我四处跑啊、叫啊、笑啊，变得就像一个圣诞节早上的小孩一样。

As time passed, the secrecy became like an unexploded bomb. 随着时间的推移，秘密就像没有爆炸的炸弹。

In a very short time I became like one of the family. 在很短的时间里，我就成为了他们家庭中的一员。