Would you like some coffee?为什么用would?

Would you like some coffee?为什么用would? Would you like some coffee? 为什么would you like some coffee,而不是any coffee? Would you like some coffee?怎么回答 ---would you like some coffee or coke? would you like some tea or coffee? Would you like some __more__(much)coffee? Would you like ____(some) coffee? "Would you like to drink some coffee"为什么用“some”而不用“any”? My coffee smells good.Would you like some 为什么用some而不用it would you like some coffee?问句里有"some"? some的用法coffee是不可数名词,为什么可以说是：would you like some coffeeany是用在