The　president　made　a＿＿speech　at　the　opening　ceremony　of　the　sports　meeting，which　encouraged　the　sportsmen　greatly．

—Do you regret spending 500 dollars on the overcoat?—No,I would have paid _________ if the shop owner had insisted.

Time was passing and we were getting       because we would have to spend the night in the cave if no one came to the rescue.

In aerospace devices the weight of the necessary power producing equipment is _____.

Their cheerful voices showed that they were having a          discussion.