Mac + Safari
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Google Chrome
Mozilla Firefox
Opera
Microsoft Edgefall down | 词形变化
英语 动词 fall down 在所有时态和语法形式的词形变化。
在学习英语吗？
就让 Mate 取代 Google Translate 吧！我们为使用 Mac 设备的语言学习者提供设计完善的 Mate。轻松双击，即可将英语的网站和 Netflix 字幕或任何文本翻译到 102 种语言、查看同义词、编辑短语集。马上加入 800,000 名学习者，免费试用 7 天！
在学习英语吗？
就让 Mate 取代 Google Translate 吧！我们为使用 的语言学习者提供设计完善的 Mate。轻松将英语的文本和语音翻译到 102 种语言、学习发音、编辑短语集。马上加入 800,000 名学习者吧！
在学习英语吗？
就让 Mate 取代 Google Translate 吧！我们为使用 的语言学习者提供设计完善的 Mate。轻松双击，即可将英语的网站和 Netflix 字幕翻译到 102 种语言、学习发音、编辑短语集。马上加入 800,000 名学习者吧！
免费获得Indicative
Future perfect Continuous
Future Continuous
Pluperfect Continuous
Past Continuous
Perfect Continuous
Present Continuous
Future perfect Simple
Future Simple
Pluperfect Simple
Past Simple
Perfect Simple
Present Simple
| they | will have been falling down |
| we | will have been falling down |
| he/she/it | will have been falling down |
| you | will have been falling down |
| I | will have been falling down |
| they | will be falling down |
| we | will be falling down |
| he/she/it | will be falling down |
| you | will be falling down |
| I | will be falling down |
| they | had been falling down |
| we | had been falling down |
| he/she/it | had been falling down |
| you | had been falling down |
| I | had been falling down |
| they | were falling down |
| we | were falling down |
| he/she/it | was falling down |
| you | were falling down |
| I | was falling down |
| they | have been falling down |
| we | have been falling down |
| he/she/it | has been falling down |
| you | have been falling down |
| I | have been falling down |
| they | are falling down |
| we | are falling down |
| he/she/it | is falling down |
| you | are falling down |
| I | am falling down |
| they | will have fallen down |
| we | will have fallen down |
| he/she/it | will have fallen down |
| you | will have fallen down |
| I | will have fallen down |
| they | will fall down |
| we | will fall down |
| he/she/it | will fall down |
| you | will fall down |
| I | will fall down |
| they | had fallen down |
| we | had fallen down |
| he/she/it | had fallen down |
| you | had fallen down |
| I | had fallen down |
| they | fell down |
| we | fell down |
| he/she/it | fell down |
| you | fell down |
| I | fell down |
| they | have fallen down |
| we | have fallen down |
| he/she/it | has fallen down |
| you | have fallen down |
| I | have fallen down |
| they | fall down |
| we | fall down |
| he/she/it | falls down |
| you | fall down |
| I | fall down |
Subjunctive
Pluperfect Simple
Imperfect Simple
Perfect Simple
Present Simple
| they | had fallen down |
| we | had fallen down |
| he/she/it | had fallen down |
| you | had fallen down |
| I | had fallen down |
| they | fell down |
| we | fell down |
| he/she/it | fell down |
| you | fell down |
| I | fell down |
| they | have fallen down |
| we | have fallen down |
| he/she/it | have fallen down |
| you | have fallen down |
| I | have fallen down |
| they | fall down |
| we | fall down |
| he/she/it | fall down |
| you | fall down |
| I | fall down |
Conditional
Perfect Continuous
Present Continuous
Perfect Simple
Present Simple
| they | would have been falling down |
| we | would have been falling down |
| he/she/it | would have been falling down |
| you | would have been falling down |
| I | would have been falling down |
| they | would be falling down |
| we | would be falling down |
| he/she/it | would be falling down |
| you | would be falling down |
| I | would be falling down |
| they | would have fallen down |
| we | would have fallen down |
| he/she/it | would have fallen down |
| you | would have fallen down |
| I | would have fallen down |
| they | would fall down |
| we | would fall down |
| he/she/it | would fall down |
| you | would fall down |
| I | would fall down |
Imperative
| we | Let's fall down |
| you | fall down |