题目

请认真阅读下列短文，并根据所读内容在文章后表格中的空格里填入一个恰当的单词。   注意：每个空格只填入一个单词。 More and more, people are living for vacation. They are using up every single day off, and bargaining with their employers for more time to savor their travels. Gone are the days when holidays were a cautious part of the year; today they are considered a necessary part of life, which can’t be given up. We change successfully from the hardship of work and responsibilities of family to the pleasures of time off and back again. Toda13、电池是一种将化学能直接转化成电能的装置，在电池放电时，电池中的物质发生化学变化，将化学能转化成电能．