She had an advantage over others because she had a good ________ of both Chinese and English.
| A．command | B．feeling | C．ability | D．program |
The traveler didn’t know________which direction to go.
| A．in | B．at | C．to | D．/ |
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 |