我想买一些东西用英文怎么说

如果你想买东西,可以说 "I want to buy something"。

来源：这是一句基本的英语句子，表达了主语“I”对购买物品的意愿。

例句：

"I want to buy a new shirt." (我想买一件新衬衫。)
"Can you show me where I can buy some groceries?" (你能告诉我在哪里可以买杂货吗？)
"I need to buy a gift for my friend's birthday." (我需要买一件礼物给我朋友的生日。)