He was so deep in thought, thinking of the problem ________he knocked into the tree without noticing it.
| A．when | B．while | C．because | D．that |
Which do you enjoy __________ your weekend, fishing or watching TV?
| A．spending | B．to spend | C．being spent | D．spend |
According to a recent U. S. survey, children spent up to 25 hours a week __________ TV.
| A．to watch |
| B．to watching |
| C．watching |
| D．watch |
—Why didn't you give a hand to the boy?
—I __________ but he __________ to his feet before I tried to.
| A．would like have ； struggled |
| B．would like to；jumped |
| C．would rather have；struggled |
| D．would better；jumped |
We tried to find a table for seven, but they were all __________.
| A．given away | B．kept away | C．taken up | D．used up |
Our English teacher asked our monitor if all of the students __________ their homework on time.
| A．handed over |
| B．handed down |
| C．handedin |
| D．handed out |