This is John’s photo. We miss him very much. He _______ trying to save a girl in the earthquake.
. More natural resources should be made use of __________ the increasing need of energy.
. --- Is your headache getting __________ ? --- No, it’s worse.
. The coffee is wonderful ! It doesn’t taste like anything I _________ before.
. As I am not feeling well, I really appreciate __________ to take my place.
. John, look at the time. __________ you play the piano at such a late hour ?