I am sure David will be able to find the library - he has a pretty good ____ of direction.

Usually a child's behavior is a ________ of his family environment. 

Peter will come to understand your efforts sooner or later. It’s just a matter of _____.

After swimming in the sea,they came out of water and lay on the ___________ for a rest.

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