I don’t think the experiment is ______ failure, because it has provided us with _____ valuable experience for our future tests.
| A．不填; 不填 | B．a; 不填 | C．a ; a | D．不填; a |
Our English teacher often tells us that the meaning of a new word may be ________ according to the given context.
| A．picked out | B．ruled out |
| C．brought out | D．taken out |
After walking on the zigzag path to the mountain top for a few hours, the tourists gathered under trees ________ shade and ________ down to have a rest.
| A．provided; sit | B．providing; sitting |
| C．providing; sat | D．provided; sat |
Sitting at the corner of the meeting room, he looked sad because there were so many problems ________.
| A．remaining to settle |
| B．remained settling |
| C．remaining to be settled |
| D．remained to be settled |
The moment I completed the 800meter race in the school sports meet, my legs ________.
| A．gave out | B．gave away |
| C．gave in | D．gave up |
It ________ me how we could improve the situation.
| A．struck | B．approached |
| C．accessed | D．occurred |