下列为膨胀性泻药的是（）
A.乳果糖
B.福松
C.麦麸
D.液状石蜡
E.大黄
参考答案：C
选出错误的选项并改正。
( ) 1. Bob is playing a guitar. ________________
A B C
( ) 2. I want you to speak loud. ________________
( ) 3. Here come the school bus. ________________
( ) 4. I usually go to the park at Saturday. ________________
( ) 5. These pencils are your. ________________
什么叫“南社”？
