核心问题
（1）I would like a cup of tea. （2）I want a cup of tea. would like 和 want 都作“要”“想要”解，它们有区别吗？
词典解答
它们的基本含义相同,只是 would like 比 want 更客气、更有礼貌。无论在肯定句、否定句和疑问句中都是如此：
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Do you want a chocolate? 你要巧克力吗?
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Would you like a chocolate? 请吃块巧克力吧?
（1）I would like a cup of tea. （2）I want a cup of tea. would like 和 want 都作“要”“想要”解，它们有区别吗？
它们的基本含义相同,只是 would like 比 want 更客气、更有礼貌。无论在肯定句、否定句和疑问句中都是如此：
Do you want a chocolate? 你要巧克力吗?
Would you like a chocolate? 请吃块巧克力吧?