According to the original design, the plant would be able to _______ at least 8,000 pianos a year.

As they ______ their way through the desert the sun beat down upon them with more fierceness.

With the food and drink _____, the prisoner had to walk out of the cave where he was hiding. 

The fact is that your passport has been________.So you can't use it.

--Look! The light in the study is still on. --Sorry, I forgot __ it off.