is known to all that the Amber Room belongs to the Russians.
| A．As | B．Which | C．It | D．What |
All the staff in our company are considering ___ to the city center for the fashion show.
| A．to go | B．having gone | C．to have gone | D．going |
Only by shouting at the top of his voice, ___.
| A．he was able to make himself hear |
| B．was he able to make himself hear |
| C．was he able to make himself heard |
| D．he was able to make himself heard |
The hill ____ is covered with tress is called Huang Hill.
| A．of which top | B．whose the top |
| C．whose top | D．top which |
Progress so far has been very good, ____, we are sure that the project will be completed on time.
| A．otherwise | B．therefore | C．besides | D．however |
All of us don’t believe the fact__ our best student failed in the competition.
| A．that | B．which | C．when | D．why |