问题 regret doing sth. 和 regret to do sth. 的区别

请问这题应该选择哪个呢？是否只用【做了】和【没做】就能判断呢？我看字典里to do和doing本身表达的意思不太一样，做没做不是根本区别。谢谢！

问题 donated 是否应改为 to be donated

...联合国官网看到这样一句：Vaccines donated next year will be far too late for those who are dying today, or being infected today, or at risk today.https://news.un.org/en/story/2021/06/1094342我觉得这里的过去分词donated 应改为to be donated，因为后面有next year. 不知各...

问题 Hope you for to like me 中为什么加for

Hope you for to like me. 请问这句话中间为什么加for？

问题 this summer可以与一般过去连用吗？

this summer的意思是“今年夏天”，它应该是与一般将来时连吧，但下面这句为什么与一般过去连用呢？ I had the opportunity to visit my relatives this summer.

问题 not a sure way 是什么意思(如何理解)

The reduction of costs is not a sure way to gain long-term profitability .句子中的 not a sure way 是什么意思？如何理解？

问题 sing to sb,sing for sb 区别

问题 改错：Nearly no one came to help.

问题 agree后面的to和with分别做什么成分

问题 have yet to do sth 是什么用法

问题 go to kindergarten（上幼儿园）用不用冠词

问题 麻烦分析一下这几个句子的成分

1.Be sure to check it.怎么分析这个句子的成分，to check it是作be sure的结果状语吗？还是be sure to充当谓语，check it作其宾语？2.I devoted all my life to studying it.  to studying it作宾语补足语还是状语？或者studying it作复合谓语devoted all my lif...

问题 关于时态的问题

...改变，一般没有重复意义，如何理解下面的句子呢？ 1)The cup of water becomes more and more clear. 2)The leaves gradually turn yellow.

问题 we as a nation say是什么成分

Years of research shows that arts education is closely linked to almost everything that we as a nation say we want for our children and demand from our school. 没有we as a nation say我还能理解，加上我就不明白了。

问题 请教对一句话的理解

请教对图片中第2句话中的that you end up working on这部分应如何理解它的意思？

问题 keep to do和keep doing的用法区别

英语可以说 keep to do 和 keep doing 吗？