Do you want someyhing else 还是 Do you want anything else

Do you want anything else?
疑问句用anything
区别这个句子：
Would you like some tea?
这里就表示礼貌,希望某人喝一点茶,所以用some.
但是这里Do you want anything else?更强调疑问语气,因为我不知道你需要些什么,才有此一问.明白不?