days after the aircraft went missing, an international effort ________ ships and planes hasn’t found any wreckage, ________ growing frustration for the families of the 239 people on board.

Mary, _____ for her healthy lifestyle, was pictured on the front cover of Life Style magazine [ ]

To keep safe ____ an earthquake, you should remain at a spot in your room where nothing may fall on you[ ]

______ exciting sport it is to climb the mountains!

He is still quite sick, but the doctor is sure that he will___________.