You know you are fluent in a language when you can phone a plumber in a foreign country about a burst mains, describe what the problem is and understand what he says he's going to do about it. Office technology presents a similar problem - we all need it but what are all those machines called? Dictaphones®, hole punchers, staplers, clock cards and other technology around the office are not part of most people's everyday vocabulary, not even for native speakers. How well do you rate yourself?