My mother is always warning me when I go out, “Don’t get off the bus ____ it is stopping.”
| A．until | B．before | C．while | D．after |
Mary is lovely, kind and full of energy. __________，I can't speak too highly of her.
| A．As a result | B．By the way |
| C．In a word | D．On the contrary |
I was just chatting with the director when a stranger __________.
| A．cut in | B．cut down |
| C．cut off | D．cut up |
" What __________ frightening experience ！"the woman who survived the earthquake said with __________ frightened look on her face.
| A．a; a | B．不填；a |
| C．不填；不填 | D．a; 不填 |
Every means __________ prevent the water from __________.
| A．are used to; polluting |
| B．get used to; polluting |
| C．is used to; polluted |
| D．is used to; being polluted |
That salesman __________ me to buy his MP4，but it doesn't work well now.
| A．advised | B．persuaded |
| C．preferred | D．expected |