When delivering a speech, you should adjust your language to the age of your ______ audience.

It is believed that health problems are closely connected with bad eating habits and a _______ of exercise.

One advantage of living on the top floor of a high rise is that you can get a good______of the city. 

Each of us is likely to develop a personal         for certain types of entertainment.

 Although we hadn’t met for twenty years, I recognized him ____ I saw him.