第19题: [单项选择]The teachers made the English class consist of a ______ group of the students of similar abilities. A. homogeneous B. monotonous C. classified D. convivial 参考答案:A 答案解析:homogeneous同质的,均匀的;monotonous单调的;classified分成类别的;convivial爱交际的。因此A最符合题意。