— How often do you eat out?— ________, but usually once a week.
He got seriously ill when he was a baby. Later he couldn't see anything at all. He was blind.
-What's happening in the new area?-New houses _______ recently over there.
What _____ pity that you couldn't be there to receive prize!
Experiments of this kind ______in both the U. S. and Europe well before the Second World War.
I wasn't sure if he was really interested or if he ______ polite.