Verb conjugation of "costruire" in Italian

In total we have 55,500 potential words. I know that is crazy. But we sorted them by the amount they were asked for. Then the words that are really missing and towards the end just stupid spelling mistakes.
Drinking coffee at night is supposed to be bad. Why? I have no idea. I believe the contrary is true. Coffee opens my veins and let's blood flow better and quicker. I therefore have nicer dreams, mainly from my last vacation in Italy.
The course was a bit tough because the teacher always gave lots of homework. We were upset about his behaviour. He was very arrogant towards all the students. It was simply no fun to study there.