第10题: [单项选择]设函数f(x)在[0,1]上连续,在(0,1)内可导,且f'(x)<0,则( ) A. f(0)<0 B. f(1)>0 C. f(1)>f(0) D. f(1)<f(0) 参考答案:D 答案解析:[分析] 由已知,f(x)在[0,1]上单调递减,因此f(x)在[0,1]上的最大值在左端点处,最小值在右端点处,应选D.
第22题: [单项选择]British dictionaries generally use ______ to mark the pronunciation. A. British Phonetic Alphabet B. American Phonetic Alphabet C. International Phonetic Alphabet D. Webster’s Phonetic Alphabet 参考答案:C