1 . Leek became a passionate and _________ advocate to raise money for people with back injuries. （根据句意单词拼写）

2 . Jim works out regularly to keep ________ (energy). （所给词的适当形式填空）

3 . He was hardworking and ________(精力充沛的) all the time. (根据汉语提示单词拼写)

4 . The students in our school are lively, enthusiastic and ________(精力充沛的). (根据汉语提示单词拼写)