Verb conjugation of "transact" in English

In May I'll be able to show the machine at an exhibition in the university. In addition, we can show it to all these university partner laboratories in the U.S., which are led by people who live here.
I remember once again how I failed as a student, mainly in French class. Since I have lived in Russia, it was not easy to learn other foreign languages. The alphabet is also different.
My daughter and her husband have invited me today, it is always very nice to visit them. There were many friends there too, because it was my grandson's birthday. We were very happy and celebrating.