【单选题】In Wenchuan earthquake, ______ people have died. [ ]
【简答题】他死了两年了. He for . He since . It two years since he died./It two years since he died. Two years (过去了) since he died.
【单选题】琼脂在固体培养基中的用量一般为( ) g/L 。
【单选题】金融衍生品工具越来越广泛地被银行所使用,下列有关金融衍生品的说法,错误的是( )。
D.
不包括具有远期、期货、互换和期权中多种特征的结构化金融工具
【简答题】NTC 温度传感器器 温度越高,阻值越( ),温度越低,阻值越( )。注选填大或小
【单选题】琼脂在固体培养基中的用量一般为( ) g/L 。
【单选题】There was a malaria _______________________ in the village, and many people died.