His illness was too serious, otherwise he _______ saved.
| A．could be |
| B．couldn’t have been |
| C．could have |
| D．could have been |
I’ll my uncle at Beijing Railway Station.
| A．call for | B．call at | C．call in | D．call up |
You have to be a fairly good speaker to listeners interest for over an hour.
| A．hold | B．make | C．improve | D．receive |
Now than we’ve discussed out problem, are people happy with the decisions ?
| A．taking | B．were taken | C．being taken | D．taken |
twice, the postman refused to deliver our letters unless we chained our dog.
A．Bein g bitten |
B．Bitten | C．Having bitten | D．To be bitten |
by a greater demand of vegetables, farmers have built more green houses.
| A．Driven | B．Being driven | C．To drive | D．Having driven |