At times, worrying is a normal, ________ response to a difficult event or situation --- a loved one being injured in an accident, for example.
The theory _____ correct immediately the experiment was completed.
Greatly moved by her words, _____.
All the apartments have been sold out while the building is still _____.
There’s little doubt _____ we will _____ the game.
Violence on TV may prove to have a strong _____ on some young people.