常见 spend 短语结构

• spend time/money on something：在某事上花费时间或金钱
  例：She spends a lot of money on clothes.
• spend time/money (in) doing something：花时间或金钱做某事（in 可省略）
  例：He spent the whole day (in) cleaning the house.
• spend + 时间段 + with somebody：与某人共度一段时间
  例：I spent the weekend with my grandparents.
• spend oneself（较少见）：筋疲力尽
  例：After the marathon, he was completely spent.

使用注意事项

• “Spend” 是不规则动词，过去式和过去分词均为 spent。
• 不能说 “spend to do something”，正确结构是 “spend doing something”。
• 主语通常是人，不能用于物（如不能说 “The book spent...”）。

实用例句

• We spent two hours discussing the project.
• They always spend their holidays in the mountains.
• Don’t spend all your savings on video games!
• She spent years learning how to play the piano.