“Fall” 既可作名词，也可作动词。它的用法有很多，比如，表示 “落下”、“摔倒”、“减少” 或谈论 “状态变成...”。看视频，学习单词 “fall” 的六个常见用法。
用法总结
1 动词 “fall” 可以表示 “掉落，落下”。
In the autumn, the leaves start to fall.
The book fell off the shelf.
* 在美式英语中，名词 “fall” 可以用来指 “autumn（秋天，秋季）”。
2 动词 “fall” 可以表示 “跌倒，摔倒”。
When learning to walk, toddlers fall a lot.
The floor was so slippery that they both fell over.
3 与上面的动词相对应，名词 “fall” 可以表示 “倒下，摔跤”。
When learning to walk, toddlers fall a lot but they're usually not bad falls.
His back was badly injured from the fall.
4 动词 “fall” 可以表示 “（大小、数量或力量）减少、降低”。
No one knows why the house prices have fallen.
The temperature fell below zero last night.
5 与上面的动词相对应，名词 “fall” 可以表示 “（大小、数量或力量）减少、降低的事实”。
There has been a fall in house prices recently.
There's been a dramatic fall in the size of the rainforest.
6 动词 “fall” 还可以用来谈论 “变成（某种状态）”。
She fell asleep during the concert.
The crowd fell silent after his speech.
用法总结
1 动词 “fall” 可以表示 “掉落，落下”。
In the autumn, the leaves start to fall.
The book fell off the shelf.
* 在美式英语中，名词 “fall” 可以用来指 “autumn（秋天，秋季）”。
2 动词 “fall” 可以表示 “跌倒，摔倒”。
When learning to walk, toddlers fall a lot.
The floor was so slippery that they both fell over.
3 与上面的动词相对应，名词 “fall” 可以表示 “倒下，摔跤”。
When learning to walk, toddlers fall a lot but they're usually not bad falls.
His back was badly injured from the fall.
4 动词 “fall” 可以表示 “（大小、数量或力量）减少、降低”。
No one knows why the house prices have fallen.
The temperature fell below zero last night.
5 与上面的动词相对应，名词 “fall” 可以表示 “（大小、数量或力量）减少、降低的事实”。
There has been a fall in house prices recently.
There's been a dramatic fall in the size of the rainforest.
6 动词 “fall” 还可以用来谈论 “变成（某种状态）”。
She fell asleep during the concert.
The crowd fell silent after his speech.
