Good technique in medicine means less pain and fewer deaths; , it is our duty to master it.
---Thank you so much for the wonderful party, Chris. ----You’re quite welcome, John. ____.We’ve been looking forward to seeing you.
---Haven’t you met each other at ____ party? ---Yes, but I can’t remember whether it is____ Christmas when we were in college.
I don’t smoke now, but I ____for almost ten years.
____, I think, and the problems could be settled.
--- I’m sorry I can’t go to your party tonight. --- _____ ? Haven’t we agreed on it?