You have been under strain for too long; you need some ________ (relax) badly. I hate such empty compliments; they only ________ (humiliation) me. We should map out a global ________ (strategically) to develop our markets. I am very ________ (relief) that the ordeal is over. His new discoveries will ________ (doubt) add to his reputation. On this hot day the sea is ________ (resist) inviting. The professor told us to ________ (regard) everything we had learnt so far and start again. Did the information come from an/a ________ (authority) source?