Even as a girl, _____ to be her life, and theater audiences were to be her teachers.

Our （）sensitivity decreases with age. By age 60 ， most people have lost 40 percent of their ability to smell and 50 percent of their taste buds.

Toobtainasatisfactoryresult，onemustapplytwo____ofpaintonacleansurface.

It is not uncommon for there _____ problems of communication between the old and the young.

At______,photographyisachemicalprocess,duringwhichalight-sensitivematerialisalteredwhenexposedtolight.