英语问题 很急死人!!!!!!!!!!!!!

Question

例句:To learn about the WoLong Pands Reserve is inseresting.
改为:It is inseresting to learn about the WoLong Pands Reserve.

句子:To kill the animals for their meat is not right.
改为:?

Answer 1

It not right to kill the animals for their meat.
也就是给这个句子加一个形式主语，To 可以放到后面，不影响句子结构。

Answer 2

It is not right to kill the animals for their meat.
两个都是it作形式主语，真正的主语是不定式

Answer 3

It is not right to kill the animals for their meat.

Answer 4

It is not right to kill the animals for their meat.

铁定正确阿，我晕

Answer 5

It is not right to kill the animals for their meat.