Who is the girl over there—Isn’t that the secretary you want ________ the article

Mr. Brown, a good friend of mine, __________ us but that he was short of money at the time.

It was in this house ______ he heard some strange sounds

I admire my English teacher. I can remember very few occasions ________ she stopped working because of ill health.

________ down the radio—the baby’s asleep in the next room.