Verb conjugation of "contribuire" in Italian

Conjugate the verb contribuire:

Present

io contribuisco
tu contribuisci
...

Past

egli contribuiva
noi abbiamo contribuito
...

Future

voi contribuirete
...

Conditional

essi contribuirebbero
...

Congiuntivo

...

The next Italian Verbs in our list:
controllare conversare convertire convincere convivere convocare

contribuisco
contribuisci
contribuisce
contribuiamo
contribuite
contribuiscono

contribuivo
contribuivi
contribuiva
contribuivamo
contribuivate
contribuivano

contribuii
contribuisti
contribuì
contribuimmo
contribuiste
contribuirono

contribuirò
contribuirai
contribuirà
contribuiremo
contribuirete
contribuiranno

contribuirei
contribuiresti
contribuirebbe
contribuiremmo
contribuireste
contribuirebbero

I would like to know if Jack is interested to join us as well. Shared learning is called Tandem. I'm coming in 2 days to Spain. I will pay for the study costs of my daughter, and I assume all other costs as well.
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.
Where do you come from originally and how long have you been living in America? My week was very long. And how was your week? I do not know how to describe my life as I never had a writing pal.