---- Hello, John. I haven’t seen you since we were at university.---- ________. It’s been a long time.
________ a vocation, and you’ll forget unhappy things
---Why do you look so upset?---There are so many troublesome problems _____.
The cancer risks ___________ smoking have been well documented.
They are purely __________ weapons, not designed for attacks.
It's not by any means a brilliant salary but it's ________for our needs.