______ twice, the postman refused to deliver our letters unless we chained our dog.
| A．Being bitten | B．Bitten | C．Having bitten | D．To be bitten |
Lose one hour in the morning ______ you will be looking for it the rest of the day.
| A．but |
| B．and |
| C．or |
| D．so |
______ some of this juice —perhaps you’ll like it.
| A．Trying |
| B．Try |
| C．To try |
| D．Have tried |
The number of people invited to the conference _____ 150,but a number of them ______ absent for different reasons.
| A．were;was |
| B．were;were |
| C．was;were |
| D．was;was |
A library with seven thousand books _____ to the area as a gift.
| A．is offered |
| B．have offered |
| C．are offered |
| D．has offered |
All the employees except the manager _____ to work online at home.
| A．encourages |
| B．encourage |
| C．is encouraged |
| D．are encouraged |