Victor apologized for_____to inform me of the change in the plan. [ ]

The roof began to fall ______ she had time todash into the room to save her baby.

________ their teacher coming, the pupils pretended to be reading aloud.

Wheredoes your uncle work, Tom –Heis in a hospital he works as adoctor.

He is businesslike and is often _____. I hope he will have more _____ at his business.