Verb conjugation of "cram" in English

The billing of additional working hours is not justified, since it was our request to download the software and wait for the new version. They have admitted the error of the translation.
The institute has conducted the tests successfully and submitted the reports. It also what Peter has mentioned. It could take a few months until the publication. Please wait patiently.
My family and I live in Frankfurt. I love South American literature, Jewish music, winter sports, and of course the time with my family. What do you do in your spare time? Reading Spanish books too?