1. There are a lot of different approaches but…this is, in my opinion, too often we underestimate how much can be accomplished just by appealing to people’s sense of moral duty, to their civic duty.【翻译】有很多不同的解决方法，但是，在我看来，我们常常低估了仅仅...
If this approach is widely applicable, or if future AI systems can be trained using sparser amounts of data, the tech giants' edge is blunted.这句话中，if从句用的一般现在时，主句为什么也是用的一般现在时，主句不该用will be blunted吗？
One of the students who ____ to the authority about the problem of pollution raised his hand. A.have written C.has written C.writes 不是说one of +复数名次+定语从句，从句的谓语用复数吗？
Used before uncountable nouns when these have an adjective in front of them, or phrase following them.这句话中，when引导的时间状语从句，or引发的并列句的后一个句子，these have an phrase following them,following 是现在分词接宾语，还是动名词接宾语啊？又...
Winston Churchill, _____ life had been tough in school, was glad to
seek his fortune in the army.A. for whomB. of whomC. in whomD. for whose各位老师好，这个题目答案选A 没啥问题，但是我的疑问是B可不可以，毕竟life 在这里当泛指的生活不可数。
Most adult children provide every bit as much care and support to their aging parents as was the case in the “good old days”.这句话中as从句是定语从句还是比较状语从句，它在句子中作成分吗，另外句子为什么没有主语？是省略了吗？感谢解答
...理解：it = North Koreathat had rapidly spread throughout the country 是定语从句，修饰前面的 a Covid-19 outbreakit said for the first time 是否可以理解为插入语？改为：North Korea said for the first time that a Covid-19 outbreak had rapidly spread throughout the country. ...
She gave me a determined look—the kind that said she would not change her mind.1. that 引导定语从句修饰the kind, the kind 本身是指代 determined look 的么？2. that在定语从句里做主语么？3. said 在这里是不是后接一个宾语从句？
...verything else, including the damage it does to family life”是dangers的定语从句，是吗？3) an addiction to work，不定式“to work”作an addiction的后置定语，正确吗？请分析一下句式，谢谢老师。