It is impossible for so __________workers to do so _____________

It is impossible for so __________workers to do so _____________work in a single day.
A、few; much
B、few; many
C、little; much
D、little; many
【正确答案】：A
【题目解析】：few修饰可数名词复数形式；little修饰不可数名词。much修饰不可数名词，many修饰可数名词复数。