问题 arrange sb to do sth错在哪里（想知其所以然）

请问在（英语的）逻辑上，arrange sb to do sth 错在哪里？之所以问这个问题，是想知其然又知其所以然，使英语学习有思想、有道理，而不是死记硬背。真希望老师能回答我的这个问题。

问题 regret to do与regret doing的练习题

...ul, Helen regretted ________ (not attend) that meeting.参考答案是 not to attend我的理解，not attending(相当于not having  attended ）更合适。觉得not attend 发生在regretted之前，是由于当时没有参加meeting,后来听说meeting很wonderful而后悔。很是困惑，盼...

问题 at ten years old和grow to over 80 meters tall

...中发现了几处类似的用法，弄不明白      They could grow to six meters tall...          查《麦克米伦》grow词条：The redwood tree can grow over 80 metres tall.      网页上： They reached around eight meters in length at about 30 years old.       按道理...

问题 请问轮流做某事是 take turns to do 还是 doing

问题 请问13题的D选项为什么加个to 就成立了

问题 too...to...句式中的不定式可以用完成式吗

问题 Walk为什么不能改为Walking

Walk down the street and you will see my house.请问：Walk为什么不能改为Walking？

问题 如何知道副词是修饰一个谓语的

He could not walk and was carried everywhere by servants老师，everywhere是修饰并列的谓语，请问，如果在并列谓语中，它如何才修饰一个谓语？

问题 also的相关疑惑

Ghostwriter can happen for a number of reasons, and also its merits are debatable, it remains an acceptable practice in the publishing world.老师，这里的also怎么理解，不是应该填一个引导让步的词吗？麻烦老师批评指正。

问题 in the way的用法

The post touched off outrage about the apparent differences in the way the company was treating Chinese people and foreigners.

问题 定语从句省略主语

Many people believe that traveling abroad has a lot of benefits, among which are experiencing a country's culture, traditions, foods and even, learning its language.老师好！这句话中的among which为什么加are experiencing，这样不就没有主语了吗？

问题 英语句子中的问题

Wild lizards, birds and monkeys share the plot with its human inhabitants, providing for a very different experience than your standard house pet. 这句话没有对比项怎么能用than呢？

问题 逗号是否用错

...mic development, when ideas are abundant, businesses are capital-intensive and savings are scarce.老师您好，请问这里第一个逗号是否使用错了，when引导的是一个状语从句，其后跟了一个主句，那为何Search引导的句子末尾是逗号呢？

问题 这句话该用单数还是复数谓语

The man and the woman each has/have different problems.

问题 often为什么放在句末

I write down new words in my notebook and review them often.请问教材上的这个句子为什么把 often 放在句末？