气动三联件油杯出现浑浊是由于空气带水严重引起的。
参考答案：对
Jenny had never thought she was good enough at anything to ______much attention.
A．avoid
B．focus
C．pay
D．attract
既能燥湿，又能退虚热的药物是（）
A.黄连
B.柴胡
C.青蒿
D.胡黄连
E.银柴胡
