—Is Bob still a volunteer?
—No, but he _____. He worked for the 2008 Beijing Olympic Games.
| A．used to | B．used to be |
| C．used to do | D．was used to |
The Los Angeles district attorney on Monday charged Michael Jackson's personal physician, Conrad Murray, ______ involuntary manslaughter in connection with the pop icon's death in June.
| A．of | B．for | C．with | D．as |
Hong Kong _______ 31st on a 2009 livability survey of world's 140 cities by Economist magazine, the best performance among nine Chinese cities that edged into the list, the China News Agency citing a news report said.
| A．ranked | B．ranged | C．listed | D．lined |
Put yourself in situations _____ you will be forced to communicate in English, and you will see more progress over time .
| A．when | B．that | C．where | D．how |
A killer whale at Sea World Orlando jumped out of its tank on Wednesday and fatally attacked a worker as horrified visitors _______.
| A．has been looking up | B．looked on | C．had looked off | D．was looking in |
Seeing her father, the little girl ran to him, her schoolbag_________________behind her.
| A．flying | B．flew | C．to fly | D．was flying |