There are 12 official languages in South Africa, but a lot more are spoken due to people coming from all over the world. This is the same as Johannesburg, as the most populated city in the country.
However the main and most common languages spoken in Johannesburg are English, Zulu & Tshwana.
Swahili isn't an official language in Johannesburg, but it would be spoken by Kenyan people living in Johannesburg.
Johannesburg is a city in South Africa, so the official languages are English and Afrikaans.
Judaism's primary language is Hebrew
The primary language of the mass was Latin.
Primary language is the original language one spoke or wrote the material in. Secondary language is translated from the primary language afterward.
The primary language spoken in London, England is English
No, Portugal does not speak Spanish as its primary language. The primary language spoken in Portugal is Portuguese.
The primary language spoken in Sevilla is Spanish.
The primary language spoken in Marseille is French.
The primary language spoken in Amsterdam is Dutch.
The primary language spoken in Bratislava is Slovak.
According to several researches it is still English as the primary language.