Translation of interpolate in German

Let me know, once you want to proceed. Probably I did not explain myself well enough in the mentioned issue. Lili, can you please print the attachment and go over all the wrong expressions and words?
In addition, after the tests I would like to give also a presentation to some of the teachers, as usually the different ideas come with the presentation. After speaking with them, some ideas emerge...
I can highly recommend to visit there. After only three hours we had to leave and drive to the international airport. We ate lunch and boarded the aircraft which took us to Bangkok within three hours.