Only then __________ realize I had said the words __________ the feeling of disappointment.
| A．did I; added to | B．I; adding to |
| C．I did; added | D．did I; adding to |
As _____rule, apples are sold by_______weight and eggs by _______dozen.
| A．a; 不填；the | B．a; the; the |
| C．a; a; the | D．the; 不填；不填 |
—No wonder you caught a cold. You _______out last night without a coat.
—I know how silly I was.
| A．shouldn’t have gone | B．mustn’t have gone |
| C．couldn’t have gone | D．mightn’t have gone |
Smallpox, a kind of disease, has now died ________.
| A．out | B．away | C．off | D．down |
The discovery of new evidence led to ________.
| A．the thief having caught | B．catch the thief |
| C．the thief being caught | D．the thief to be caught |
—How much farther shall we have to go?
—Another five miles until we reach the mountain _______.
| A．at a distance | B．in a distance | C．at distance | D．in the distance |