I think all the workers, ________ the leader _____ playing the most important role.
| A．rather than ; are | B．rather ; are |
| C．more than ; is | D．less than ; is |
How can you expect to get anything____ you never give?
| A．in case | B．even if |
| C．unless | D．when |
There are many kinds of birds in Australia,and over 140 species of snakes,many of
____are extremely dangerous.
| A．them | B．which |
| C．what | D．those |
Private cars are required to take turns off roads one out of five weekdays ____the
traffic pressure.
| A．to reduce | B．reducing |
| C．reduce | D．reduced |
There is a saying ____swimming is a good
way to keep fit.
| A．which | B．what | C．that | D．where |
This is a city which lives for today while ____ by its past.
| A．surround | B．surrounding |
| C．surrounded | D．to surround |