New Concept English Book 2 · Lessons 2–5 知识补充
动作从过去某点开始,一直持续到(靠近)现在
I have studied English since 2020.
从2020年开始学→现在还学
He has been here since Monday.
从周一开始就在→现在还在
动作持续到某点,然后停止
I stayed in bed until lunchtime.
一直躺到午饭→然后起床
Wait here until I come back.
等到回来→然后不用等了
since
until
| since | until | |
|---|---|---|
| + 时间点 | ✅ since 2020 | ✅ until 8pm |
| + 从句 | ✅ since I was a child | ✅ until you come back |
| + 时间段 | ❌(用 for) | ✅ until last year |
| 主句时态 | 现在完成时/过去完成时 | 不限 |
| 动作状态 | 持续到现在(未结束) | 持续到终点(已结束) |
| 课文 | 例句 |
|---|---|
| Lesson 2 | I sometimes stay in bed until lunchtime. |
| Lesson 4 | He has been there for six months.(since 的同族用法 for) |
🌟 记忆口诀
Since 起点用到今,Until 终点停一停
since = 动作滚雪球越滚越大,until = 闹钟响了该停了
| since | until |
|---|---|
| He has been asleep since 9pm. | He slept until 9am. |
| 从9点睡到现在(还睡着) | 睡到9点(然后醒了) |
| Since you arrived, I have been happy. | I was sad until you arrived. |
| 从你来了我就一直开心(持续开心) | 我一直难过直到你来(然后开心了) |
学习记录:Lesson 5 课后主动提问 · 2026-06-15