Verb conjugation of "ruminate" in English

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The conjugations of verbs are the biggest problem for me. I have never studied Spanish in school, but visited evening classes instead. This year I want to take a full Spanish course.
I live near London. In March I will be going to Italy to visit friends. It will be my first time in Italy, I am totally excited. See you soon hopefully. Lovely greetings and best wishes. Anne.