Verb conjugation of "presuppose" in English

As I have already mentioned in my last email, it is a breakthrough, I have never been so successful. I have visited several Spanish schools and would like to discuss that by telephone with you.
In the attachment you will find the reviewed documents. Your Portuguese is quite good. I understood everything. If you write the same text in German, I can know what you wanted to say.
My problem never was the writing part, but I did not have the courage to speak. When I did not get further, I had to use my hands and feet to communicate, which always seems a little stupid.