Polar bears live mostly on __________ sea ice, which they use as __________ platform for hunting seals.
| A．a; a | B．a; the |
| C．不填; a | D．the; 不填 |
The girl student ________ to stay at home rather than go to the concert with the naughty boy.
| A．enjoys | B．considers |
| C．prefers | D．looks forward |
He is so smart a student that he can make himself________ in simple English. That’s the reason why we like to talk with him.
| A．understand | B．to understand |
| C．understood | D．understanding |
The manager of the company asked ________.
| A．What is the hero’s name. |
| B．what the hero’s name is |
| C．What was the hero’s name. |
| D．what the hero’s name was |
It is so urgent that I _______for Shanghai tomorrow.
| A．am leaving | B．am going to leave |
| C．will leave | D．shall leave |
Only in this way _______ the solution to the problem.
| A．you can find | B．can you find |
| C．could you find | D．you could find |