With world economic crisis_________, people appeal to the government for more unemployment benefits.
| A．worsening | B．worsened | C．gone bad | D．went bad |
The British government often says that providing children with ______ to the information superhighway is of great importance.
| A．prevention | B．protection | C．allowance | D．access |
The young man, ______ several attempts to beat the world record in high jumping, decided to have another try.
| A．to make | B．making | C．made | D．having made |
During the reconstruction of the city, many modern tall buildings went up ______ old shabby houses were torn down.
| A．where | B．in what | C．in which | D．which |
Not until he called the secretary three times ______ that the manager went to an important meeting.
| A．did he tell | B．he told | C．was he told | D．he was told |
Duncan, ______ NBA star, is one of _______ few basketball players who are very popular to many of his Chinese fans.
| A．an; the | B．an; a | C．the; the | D．the; a |