单选题 In China______graduates go abroad to have a further study every year.
【正确答案】 C
【答案解析】[解析] a great deal of后加不可数名词;many a后加单数名词;a good many后加可数名词 复数;a large amount of,)只能修饰不可数名词。根据句意和各个选项的意思可知,正确答案是C。