问题
选择题
Large quantities of oil in a place near my hometown recently.
A．has discovered
B．have discovered
C．has been discovered
D．have been discovered
答案
答案：D
本题考查时态和语态。discover为及物动词，oil与discover之间呈被动关系，因此用被动语态，而quantities of后无论跟可数名词还是不可数名词，谓语动词一律用复数形式。故选D。
