When you phoned me, I was having a meeting; how I wish I _______ your call.
As ___rule, apples are sold by_____weight and eggs by _____dozen.
—No wonder you caught a cold. You ________out last night without a coat. —I know how silly I was.
Smallpox, a kind of disease, has now died ________.
The discovery of new evidence led to__________
—How much farther shall we have to go? —Another five miles until we reach the mountain_________..