The teacher was worried about the boys in her class, for they spent _________time playing computer
问题描述：
The teacher was worried about the boys in her class, for they spent _________time playing computer
games .A .alargeamountofB .a large number of C .largeamountofD .large numbersof . 应选那个?
答
C.
时间是不可数名词,所以不能a ,排除A,B,number不加s,排除D