Idioms: CALL THE SHOTS!

MEANING: make the decisions

EXAMPLE: While our boss is on vacation, Bob will call the shots.

ORIGIN OF THE IDIOM: The first refers to someone practising with a rifle and indicating where their target is going to be by calling it out in advance. You might think of clay pigeon shooting where the person in charge of the machine is told to pull and thereby release the clay pigeon for the rifle user to fire their gun and try to hit it.

Another theory is that it comes from the game of billiards where the player announces in advance where they are going to hit 

English as a mother and official language in the world

ENGLISH AS A MOTHER TOUNGE

ENGLISH AS AN OFFICIAL LANGUAGE

You can find some countries where people use english in daily life but no all countries speak english since the begining but now use this in a bigger part of their lives for example business is one of the most important activity when people use english as a second language to comunicate with people that come to other countries.

The Italian man who went to malta

  Pronunciation is one of the barriers that we can find when going to comunicate in any languages and this is a problem because you can know information but can't express the real meaning that you want to say.

what other types or comunication you can use to express what you mean?