Question

这段话如有错误请帮我指出好吗的英文

求英语大神帮我看一下下面这段话!如果有语法错误或者不符合表达规范的请指出谢谢!能再帮忙润色一下的更好,【I have been envisioning the scene over and over again that I stand in the seremony hall,pledging that I am going to undertake the responsibilities to my family and my country.However,when i am actually standing here,words fail me.】

Answer 1

I have been envisioning the scene over and over again,of which i stood in the ceremony hall and pledging that i would undertake the responsibilities for my family and my homeland.Howeven,words fail me when i actually stand here.