While traveling, whether on business or for _____ , you often need to stay in a hotel.

We look forward to the day when the motorcar has been replaced by some less dangerous ____ of transport.

The new safety regulations were agreed on after _____ with the work-force.

But the unpleasant feeling of coldness disappeared at the _______ of his students pouring out of their classroom to give him a warm, wordless welcome.

 We are ready to start at short ______.