With each new language we acquire, the first thing we must learn about a language are the rules of a language, so therefore We must explore a few basic concepts. We have found a good way to explain german, it may not be the best, but it will do. The optimal way of learning a language is to have a linguist sitting next to you and explain the entire language. Pretty much a personal Teacher. We will be explaining german language in categories, one idea follows the next idea. With this said, We will seperate a Category from other Categories as much as we can to prevent confusion.
Feminine nouns will most likely remained the same through all cases as along as they are singular:
nom:die Schreibmachine
acc:die Schreibmachine
dat:der Schreibmachine
gen:der Schreibmachine
Other than the changing of the definate article, as you can see the word 'Schreibmachine' remained the same across all cases.
Will Continue Shortly...