—When did you get to know the professor over there? —It was at the work shop we did reserch to gether two years ago.
While the book on the top shelf , you need to be very careful .
—I’m going on holiday this weekend . —!
_________ others whenever you can _______you will feel happy.
I prefer studying English at home ____ the match.
She and her family hid away for nearly twenty-five months _____ they were discovered.