这句英文有没有错？

I have heared that you are prepared to open up a speech contest.不用被动语态！应该是：

I have heared that you are preparing to open up a speech contest

有点问题，are prepared to open up a speech contest最好改为：
are prepearing a speech contest

I have heared that you are prepared to open up a speech contest,and I am very interested in it. Would you please offer me some related information?

I have heard that you are preparing to organize a speech contest. i am very interested in it . would you please give me some information.