Don't keep asking them if they are still clean or lecturing about not starting again; if you're constantly nagging them, they will keep things from you.
Professor Intisar Abdel Rada, who has taught accounting for 18 years, helped supervise a group of professors and students who raised money to repair ceilings and electrical wiring in her department's classrooms, and cleaned and painted lecture halls, work that enabled classes to resume last month.
So much for the lecture about a clean fight, shake hands, and the like.
It's great for Western NGOs to come and lecture local governments about clean energy, we don't need that because we're all smart people.
The company's founder, Ray Kroc, was fanatical about training, lecturing franchisees about such matters as clean toilets.
In any case, there is already an eager set of freshers waiting in the wings, ready to miss lectures, down Jagerbombs and refuse to clean their bedsits for our amusement.
Included are lectures and workshops on future systems for clean energy, food, water, air, and materials.
Cited by President Barack Obama as a key player in the thawing relations between the US and Cuba, the Argentinian pontiff followed that by lecturing his cardinals on the need to clean up Vatican politics.
He lectures nationally and internationally on sustainable development, clean energy and how to address global warming.
This young American pianist has stunning technical control and can do anything at the piano he wants; in "Après une lecture de Dante" there was octave playing as clean and fast as any I have ever heard.
