He started to learn English in 1990 and in the years ________ he kept on using it in his work.
Mary ______ to see you . She _____ for you downstairs at the moment .
A man does not know the difficulty of anything _____ he does it personally .
-What was the party like ? -Wonderful . It is years _____ I enjoyed myself so much .
I caught the last bus from town , but Harry came home ______ that night .
We will take _____ wants to go there for a sight-seeing .