Verb conjugation of "frignare" in Italian

The third and forth largest economies in the world are growing due to the fact that the countries were investing large resources in education, including foreign language acquisition. English, in this case, was the dominant language.
I have sent you the translation a few hours ago. I guess it has just arrived. That is very responsible of you. I will have a look at it immediately. If you want to address somebody formally in the singular, you must use 'usted'.
I come from Bavaria and live in Munich. How are you? Sorry that I am replying your email just now, but again I am covered with work. My boss is back from vacation and gives me many assignments.