I like to put everything so that I can find it easily

Mr Green drove slowly on the way home until he reached the highway, ____ the speed limit was 60 miles per hour [ ]

Which is ____ country, America ____ Canada?

___________ everyone present at the meeting —No, all but one _________ there.

I telephoned him twice and I couldn’t get through to him.— I think that the line might have been out of order, ______? [ ]