成分分析

In the meantime,too much screen time can cause them not be able to keep concentration for a long time since they get used to checking different social media platforms,and it's hard to refocus their focus.

划线部分是什么结构,be able to是动词短语,cause也是动词 同一句中不能出现两个原型啊?这句话对吗?

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最佳答案 2020-07-21 15:33

In the meantime, too much screen time can cause them not be able to keep concentration for a long time. (原句错误)

改为:

1. In the meantime, too much screen time can cause them not to be able to keep concentration for a long time.

2. In the meantime, too much screen time can make them unable to keep concentration for a long time.

动词句型:1. cause sb. not to do sth.    2. make sb. adj.

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其它 1 个回答

曹荣禄  
擅长:动词用法,句法问题

not to be able...不定式短语作cause 的宾补。

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  • wanzixi 提出于 2020-07-21 08:37

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