If such things matter to you download the euk.po file. Unzip it and pop it into the locale folder within the Scratch application’s folder.
Now you too can enjoy real English like what it’s meant to be.
Before you know it those Americans will have us eating their greasy burgers, drinking fizzy sugared water cola drinks and watching endless repeats of Friends.
If you do not like regular English you can always make something up that sounds like it might be English.