15．A government, which is responsible for society, must_________to its people how important the method is to prevent AIDS.
| A．get through | B．get on | C．get over | D．get across |
--- You haven’t lost the ticket, have you?
--- _________. I know it is not easy to get another one now.
| A．I hope not | B．Yes, I have | C．I hope so | D．Yes, I am afraid so. |
______ 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 |
Though ______ money, his parents managed to send him to university.
| A．lacked | B．lacking of | C．lacking | D．lacked in |
Now that we’ve discussed our problem, are people happy with the decisions______?
| A．taking | B．take | C．taken | D．to take |
We had three sets of garden tools and we seemed to have no use for _________.
| A．none | B．either | C．any | D．each |