题目内容
13.You should exercise more so as to keepenergetic(精力充沛).分析 为了保持精力充沛你应该多锻炼.
解答 答案:energetic
根据句意keep 后需接一个形容词形式,即energetic.keep energetic为固定短语意思是保持精力充沛.
点评 本题考查了单词拼写.做本题时,需要结合题干中给出的汉语意思,然后从语法分析的角度去判断句中所填单词的形式;另外,还应在平时的学习中,熟练掌握所学到的词汇,准确把握一些词的词类转换

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