第12题: [单项选择]Many observers believe that country will remain in state of chaos if it fails to solve its chronic food shortage problem. A. transient B. starving C. continuous D. serial 参考答案:D 答案解析:[解析] 各项的意思是:transient短暂的,瞬间的;starving饿死的;severe严格的,严峻的;serial连续的。划线单词chronic的意思是:慢性的,延续很长的。句意是:很多观察家