__________ of furniture have been tested to guarantee good quality.
A.A great deal of
B.A large number of
C.Large quantities
D.A good many
网友回答
C解析本题考查“许多”的区别。furniture是不可数名词，不可用BD项修饰；A great deal of+不可数名词作主语谓语动词用单数；a quantity (of), (large) quantity of 作主语或修饰的名词作主语，其谓语动词应根据quantity 的单复数形式而定。