以下2个英语句子第一个为什么加to?第2个为什么不加?

这要从would like 的用法说起
would like sth.想要某物； 第二个句子就是跟的名词,所以不用to
Would you like some birds or some frogs 你想要些鸟还是青蛙?
would like to do sth.想要做某事,would like 后跟动词时要用动词不定式,既 to do,所以第一句要加to
Would you like to see some magic?你想看魔术吗?
不明白的再问哟,请及时采纳,多谢!