My grandpa _________ in the city and after he retired, he setteled in the countryside. Now he
______ the life there.
| A．used to live; is used to | B．used to living ; used to |
| C．was used to living; used to | D．used to live;got used to |
Every possible means __________ to prevent air pollution, but the sky is still not clear.
| A．are being used |
| B．have been used |
| C．has been used |
| D．had been used |
We must __________ to the public the simple fact thatdrugs are dangerous.
| A．get through |
| B．get down |
| C．get back |
| D．get across |
That was the first time __________ I __________ face to face with the president.
| A．when ； had come |
| B．that ； have come |
| C．when ； came |
| D．that； had come |
I walked up to the top of the hill with my friend, __________ we enjoyed a splendid view of the lake.
| A．which |
| B．where |
| C．who |
| D．that |
The dam was not strong enough to __________ thefloods.
| A．hold back |
| B．hold up |
| C．hold on |
| D．hold out |