Though we don't know what was discussed, yet we can feel the topic __________.
| A．had changed | B．will change |
| C．was changed | D．has been changed |
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 |
The maths teacher demanded that all the students _____ the examination paper within one and a half hours.
| A．finish | B．finished | C．would finish | D．could finish |