—It’s only ten minutes’ walk; I could have got there on foot. — Yes. A taxi _______ not at all necessary.
Flight BA 123 to Vienna is now boarding at_______.
He didn’t seem to mind_____________ TV while he was trying to study
I don't skate now, but I___________ when I was a kid.
We liked the oil painting better____________ we looked at it.
We must keep our room clean. Dirt and disease go ____________, you know.