He set up in business____his own and was very successful.

Toobtainasatisfactoryresult，onemustapplytwo（）ofpaintonacleansurface.

The opening ceremony is a great occasion. It is essential_____ for that.

She asked that she _____ allowed to see her son in police custody.

—Can you take the day off tomorrow ?

—Well， I‘all have to get（）from my boss.