It is vital that we _____ act out at once to protect the environment.
| A．would | B．should | C．will | D．can |
It was thanks to luck _____ judgment _____ the driver succeeded in avoiding an accident.
| A．better than, that | B．rather than, that |
| C．other than, who | D．more than, which |
The young man ____ drugs was sent to hospital yesterday.
| A．was addicted to | B．addiction to | C．addicted to | D．was addiction to |
The time is not far away ________modern communications will become widespread in China’s vast countryside.
| A．as | B．when | C．until | D．before |
____ about wild plants that they decided to make a trip to the mountain.
| A．The couple was such curious | B．So curious were the couple |
| C．How curious the couple were | D．So curious was the couple |
----What have you been ____ these days?
----Preparing for my daughter’s wedding party.
| A．up of | B．on | C．up to | D．on to |