Verb conjugation of "lüften" in German

As I have already mentioned in my last email, it is a breakthrough, I have never been so successful. I have visited several Spanish schools and would like to discuss that by telephone with you.
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.
There are great museums if you like art. The most important is the Van Gogh museum. There are good restaurants and bars in the center, it is very international. I hope we can stay in touch.