If a ball is placed near a fire, the ball will _______.
| A．explore | B．extend | C．exchange | D．expand |
One minute she burst into ______and the next minute burst out _______We just couldn’t catch her mood (情绪)at any moment
| A．crying , laughter | B． tears , laughing |
| C．tears , laughter | D． crying , laughing |
Professor Williams keeps telling his students that the future ______to the well-educated.
| A．belongs | B．is belonged | C．is belonging | D．will be belonged |
Don’t blame him any more. _______, he is only a child.
| A．After all | B．In all |
| C．Of all | D．Above all |
--The window is dirty.
----I know. It ______ for weeks.
| A．hasn’t cleaned | B．didn’t clean |
| C．wasn’t cleaned | D．hasn’t been cleaned |
The villagers went out to the mountain __________ the missing child.
| A．in a search of | B．looking after |
| C．searched for | D．in search of |