我惊异与这些方法竟如此有用的翻译：I was amazed with these methods is so useful 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

I am actually surprised with these methods so useful

I was amazed with these methods is so useful

I astonished and these methods are unexpectedly so useful

I am surprised with these methods would have been so useful

I was amazed with these methods is so useful