Health problems are closely connected with bad eating habits and a _______ of exercise.

There is a peaceful and calm _____ in the country, quite different from that of a big city. 

Giving up my job to go back to full-time education was a big __________, but now I know it was the best decision I ever made. 

David is a skillful worker. I’m sure he has enough _______ to fix all the electronic ______.

5. In our class, when the bell rang and the taacher closed his book, it was a        or everyone to stand up.