.
My uncle __________ until he was forty-five.
| A．married | B．would marry | C．wasn’t marrying | D．didn’t marry |
Not until all the fish die in the river ____ how serious the pollution was.
| A．did the villagers realize | B．the villagers realized |
| C．the villagers did realize | D．didn’t the villagers realize |
For the______ of the customers ,the supermarket has recently opened several new branches in town.
| A．possibility | B．convenience | C．sightseeing | D．administration |
—Bob, look what you have done! You ruined the experiment.
—It’s not my fault. I just carried out the instructions _____.
| A．as told | B．as telling me | C．as telling | D．as I told |
Was it in the village ______ he was born ________ the talented journalist met the retired professor?
| A．that, where | B．where, which | C．where, that | D．which, where |
Be _____ about life. You can get over those unhappy moments and cucceed in time If you keep on trying.
| A．generous | B．extreme | C．efficient | D．optimistic |