He issued a/an ___ to us to settle the trouble in five days, but nobody accepted it.
I’m really a bit worried because I have no idea what my parents’ _________ will be to my poor examination result.
Our government has taken some measures to overcome the lack of electricity, but it may take some time _____ we have enough power.
All the task ______ ahead of time, they decided to go on holiday for a week.
The accident that happened at an oilfield____ the southeast coast of the U.S.A has caused great damage to the environment.
We are at your service. Don’t to turn to us if you have any further problems.