什么是 “depend on sb to do sth”？
短语 “depend on sb to do sth” 表示“依靠某人做某事”或“指望某人完成某事”。它强调对他人行动或能力的信任和依赖。
基本结构
subject + depend on + someone + to do something
- I depend on my friend to help me move.
- She depends on her assistant to manage the emails.
常见用法与例句
- 表达信任或依赖：
We depend on our team leader to make the right decision. - 日常责任分工：
Parents often depend on older children to look after their younger siblings. - 工作场景：
The manager depends on you to finish the report by Friday.
注意事项
- 不要混淆 “depend on sb doing sth”（英式英语中偶见，但美式英语中不常用）。
- “Depend on” 后接人时，通常使用不定式（to do），而非动名词（doing）。
- 该结构多用于肯定句；在疑问或否定中需注意语气变化。
常见错误示例
❌ I depend on him doing the homework.
✅ I depend on him to do the homework.