What a pity! ________joined in the party, I would have met my old friend．

I arrived at the airport so late that I_____ missed the plane.

I could just see a car in the distance, butI couldn’t _____ what color it was.

ing the girl, we went into a hall; on __________ walls hung a few pictures of some famous scientists.

I’m afraid I can’t take down what you’ve just ___.