the advantages disadvantages of the english language

what is the and disadvantages of the english language?
The advantage is that it is the worlds most used business and political language, and with the vast numbers of people learning English as a second language it is quickly becoming the worlds most spoken international language, therefore anyone who wants to progress in the world needs to be able to read and speak English!
Disadvantages, it can be difficult to understand some words sound the same but have different meanings.

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