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.
The increase of the number of the students in our school makes the computers not ______ to each student.
I put the medicine on the top of the desk to make sure it would not be _____ to my son.
Attention please, coffee lovers! I have for you, the best coffee machine _____ invented.
To my great surprise, the little boy _____fixed my computer in ten minutes.
Well, that’s just the deal. ______ price will be out of my reach.