Do you often listen to ______ radio—- No, In fact I haven’t got _______ radio.

acts, scientists have thatmore energy is being absorbed from the sun, throwing the earth’s energy “out ofbalance”.

______ useful robot! It can help with the housework like a human servant.

He became inspired when he thought about helping ordinary peopleto cholera.

Old-fashioned phones matter when wireless networks_____in disasters