充电指示灯发亮，表明电池正在充电。
参考答案：错
酸洗处理酵母泥时，一般采用磷酸将pH调至（）处理30min或几小时。
China won Olympic gold in the women’s short track 3,000 metres relay on Wednesday, with Canada ____ the silver．
A．picking up
B．taking up
C．looking up
D．bringing up
