The minister of finance is believed _____ of imposing new taxes to raise extra revenue.

Even if his letter（） tomorrow ，it（） too late to do anything.

He noticed the helicopter hovering over the field. Then to his astonishment, he saw a rope ladder _____ out and three men climbing down it.

Modern（）perhaps causes more problems than it solves.

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