переведите данные предложения, пожалуйста1. This is now so common that it

Переведите данные предложения, пожалуйста
1. This is now so common that it has led to the error of supposing that the English of these non-native speakers, as they are called, is just as good as ours.
2. We don't mind other nationalities borrowing our language, providing they acknowledge where they got it from and refer any disputes over grammar and usage to us.
3. Since it's Christmas shall we detonate the nuclear warhead?
4. The diagram above shows the importance of learning your English from a native speaker like myself. English is my mother tongue, the language I inherited from my mother and which she inherited from her mother. There were more choice expressions on my mother's tongue than you'd find in a whole library of English Language text books!