The teacher told the children that water "boils" at 100℃.为什么这里boil要加s?

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The teacher told the children that water
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The teacher told the children that water "boils" at 100℃.为什么这里boil要加s?
The teacher told the children that water "boils" at 100℃.为什么这里boil要加s?

The teacher told the children that water "boils" at 100℃.为什么这里boil要加s?
that后面是从句部分了.water是主语,该名词不可数,所以后面动词加s

Boil在这里是动词,water单三s

因为water是第三人称单数形式

water "boils"
老师告诉孩子们水沸腾了
水沸腾了也就是that后面是一个从句,从句中主语是water也就是三单,所以boils
希望采纳喔

1.water 为不可数名词,后面的动词应为第三人称单数形式
2.一般情况下,当主句为一般过去时,从句也应为过去时态,但是水的沸点为100度是客观事实,所以从句仍用一般现在时。还有哪不明白就问问个别的问题,名词性物主代词和形容词性物主代词有什么区别?whose apple is it?It's mine. 这个mine就是名词性物主代词,指代苹果my不是也是我的意思吗?it's my ap...

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1.water 为不可数名词,后面的动词应为第三人称单数形式
2.一般情况下,当主句为一般过去时,从句也应为过去时态,但是水的沸点为100度是客观事实,所以从句仍用一般现在时。

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直接的说就是主语是water