The number of our school teachers __________ greatly increased last term. A number of the teachers _________ from the countryside.A.is, areB.are, areC.was, wereD.was, are
网友回答
C解析the number of...指数量形式，谓语动词应用单数形式，又因为有last term应用过去时态；a number of加可数名词复数，谓语动词应用复数形式。