【单选题】It was last Sunday she met her old friend in the supermarket.
【单选题】It was last Sunday ______ we saw one of my old friends in the park.
【单选题】It was__last Sunday morning. It rained__.
【多选题】下列哪些选项属于淘宝旺铺中网店页面包括的元素?
【单选题】—So when did you meet Joan? —It was last Sunday _______ she came to visit my sister.
【简答题】测得工作在放大电路中两个晶体管的三个电极电流如下图所示, 1判断它们各是NPN管还是PNP管,在图中标出e,b,c极; 2估算晶体管的 α 和 β 值。
【单选题】测得工作在放大电路中两个晶体管的三个电极电流如下图所示,三个电极从左到右依次为( )
【单选题】测得工作在放大电路中两个晶体管的三个电极电流如图所示 ,则( )。
【单选题】It was last Sunday___I came across Mr. Brown.