Decided to Do Something：英语表达用法详解

在英语中，“decided to do sth” 是一个非常常见的结构，用于表示某人已经做出决定去做某事。这个结构由动词 decide 的过去式 decided 加上不定式 to do something 构成。

基本结构

主语 + decided + to + 动词原形 + 其他成分

• I decided to study abroad.
• She decided to quit her job.
• They decided to get married.

语法说明

动词 decide 后面通常接 to + 动词原形（即不定式），而不是动名词（-ing 形式）。这是固定搭配，不可混淆。

✅ 正确：He decided to travel.
❌ 错误：He decided traveling.

常见搭配与场景

• decide to + change：决定改变（如习惯、生活方式）
• decide to + accept/refuse：决定接受或拒绝
• decide to + start/stop：决定开始或停止某事
• finally/just/recently decided to...：强调决定的时间

实用例句

• We finally decided to buy a house.
• After much thought, he decided to apologize.
• Did you decide to go to the party?
• They haven’t decided to move yet.