—I’m sorry I stepped on your foot; it was an accident.
—It wasn’t! You did it ______________ .
| A．as usual | B．on purpose |
| C．at an end | D．right away |
The opening ceremony of Beijing 2008 Olympics is a great success, which is believed ________ the Chinese splendid civilization.
| A．having been displayed | B．to have displayed |
| C．to be displayed | D．displaying |
The government has taken some measures to reconstruct the earthquake-hit areas, but it must be some time ________ everything returns to normal.
| A．since | B．after | C．unless | D．before |
________ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.
| A．Examining | B．Examined |
| C．Being examined | D．Having been examined |
A good speaker is supposed to manage to ________ the listeners what he means.
| A．make sense to | B．get across to | C．appeal to | D．attach to |
We agreed to accept ________ they thought was the best professor in the college.
| A．whatever | B．whomever | C．whichever | D．whoever |