Verb conjugation of "documentare" 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.
Please explain me the exact differences between British and American .... This year I'm trying to make the TOEFL. We can then discuss how we can prepare for this exam. I failed the first time.
What are your hobbies? The first year I have been taking swimming lessons. It's great. I am married and I a have a son. We can also speak English if needed. Usually, I like to focus on one language.