21. This restaurant has become popular for its wide_________ of foods that suit all tastes and pockets.
If only I_____how to operate a computer as you do!
The general ordered that the thief____.
When a pencil is partly in a glass of water, it looks as if ____.
He suggests we______to the cinema at once, otherwise we will be late.
—— I can’t get through to the general manager’s office anyhow. —— The line is busy. Someone_____the telephone.