Verb conjugation of "knabbern" in German

If I see that the case study does not progress as I wish, I will summarize the data myself and let the University sign it. Of course, you will receive the study immediately. All the best meanwhile.
I have not installed ICQ, unfortunately, but I know many people who use other means of communication, perhaps I can down load it! Currently I am unemployed, I have worked as a waitress.
This is a fantastic idea, I am learning German just since last year. I speak, write and read well, and I will improve soon. This site, Vocabulix, I'm visiting often and I am mostly online.