第14题: [单项选择]Which of the following is the closest in meaning to "sly" ( Line 16, Para. 2) A. Shy. B. Ambitious. C. Rewarding. D. Furtive. 参考答案:D 答案解析:语义理解题。根据所在酌句子即可判断出它的意思。在...ambition is driven underground,or made sly中,可以看出made sly应该与driven undergr