No, they don't.
It would be most unusual for a German not to be able to speak German. I therefore answer 99.99% of Germans speak German. The reasoning :- there is a very small percentage of people who have speech impediments that rends it impossible for them to speak at all.
It is estimated that around 3 million Turkish people speak German. German is the second most spoken language among the Turkish population in Germany.
There is no such language as "Austrian". In Austria they speak German, as they do in most of Switzerland.Switzerland in German is "Schweiz".
They have no reason to speak Yiddish. It is or was the main language of most Ashkenazi Jews and is largely based on archaic German.
The official language of liechtenstein is Standard German, but most people speak Swiss German or Walser German.There are also a large number of foreign-born people living in liechtenstein, so there are many foreign languages spoken there.They speak German in Liechtenstein.T.hey speak GermanThe official language is German but most speak Alemannic, a dialect of German.GermanGerman is the official languageGermanIn Liechtenstein they speak German.SwissThey speak a dialect of German.
In Germany you speak usually the German language.
Does he speak German = Spricht er Deutsch
No she doesn't speak German.
How do you speak German = Wie spricht man Deutsch
They are German so they speak German to each other.
People in Vienna speak Viennese German.
No, sprechen means speak in German.