関連ワード:
how many countries in africa speak english as official language how many countries in africa have english as official language how many countries in africa speak english as their official language how many countries in africa have english as their official language how many countries in africa have spanish as their official language how many countries in africa speak spanish as a main language how many countries speak spanish as official language in africa and europe how many african countries speak english as their official language how many african countries have english as their official language which countries in africa have english as an official language
