When the question ______ at the meeting, no one could answer it.
—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_________. .
On yesterday interview, he didn’t make a(n)________ at all; what’s the matter with him?