What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who _____________.

“The day is coming ________ telegraph wires will be laid on to houses like water or gas.” Bell wrote to his father.

We all want to try something new, but finding the _________ to start is always the hardest part.

good care of the nurses, the boy is recoveringfrom his heart operation.

, you seem in high spirits.— Yes. There is nothing _______ exciting than seeing my work in print.