30. —This wall of air is an effective answer to the problem and it ______ work. —But it is a question to put such a wall of air around the statue.
. Great changes have taken place in that school. It is no longer ___ it was 20 years ago, ___ it was so poorly equipped.
. The doctor recommend he _________ a few more days in hospital.
. Seeing your picture, I couldn’t resist _____ the days _____ we spent together.
. The young actress looked so charming in her beautiful dress that we took pictures with her.
. He was _________down for several days after he heard the bad news .