.The little boy was found_________in his room the next day.

--- Where shall we hold the meeting? --- At any place          .

As there is less and less coal and oil, scientists are exploring new ways of making use  of ______________   energy, such as sunlight, wind and water for power and fuel.

----Must I finish the report tonight? ----It’s not ______. You can do it next week.

To my surprise, he was lost in thought then and not ____ of my presence at all.