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问题 短语中的since the 1930s做什么句子成分？

A center of heavy industry in China since the 1930s划线部分是什么句子成分？是定语吗，还是状语，还是无动词分句？谢谢老师回答。

问题 To my best understanding/knowledge 地道吗？

请教老师，to my knowledge/understanding “据我所知", 是正确表达。而 to my best understanding/knowledge 是否也地道？网上搜不到这样的用法，只找到了 to the best of my knowledge/understanding.谢谢老师。

问题 复合句的问题

... that children who receive the compulsory courses spend a larger propotion of time interacting with their teachers so that teachers play a vital role as students grow up.老师，请帮忙看下这个复合句有没有语法和逻辑上的错误，再就是这个so that 引导的结果状语从句...

问题 同位语从句和定语从句的区分

We have entered into an age______dreams have the best chance of coming ture.A. which   B.what  C.when  D.that老师，这道题选C，但为什么不可以是dreams 后面的话解释age的含义，作为同位语看，我觉得D也可以？

问题 句子成分分析（S+V+状+后置定语结构）

Dr Yuan   searched  for a way   to increase rice harvests without expanding the area of the fields. 这个句子是 s+v+状+后置定语的 结构么？

问题 感觉要用现在完成时却没有用

After many years of investing in private companies, I have developed an initial framework – the first four things I look at when I see a new company.I look at做定语从句，这里为什么不用现在完成时态？

问题 I know little English中的little是什么词性

I know little English 中的 little 是什么词性？是形容词吗？I know little of English 中的 little 是名词词性吗？是限定词吗？

问题 as same as的用法疑惑

...在邮件中写了we'll maitain the temperature as same as the level of the tank.请帮忙分析一下，谢谢

问题 with whom …to them 做什么成分

The study compared data from 1985 to 2004 and found which the mean number of people with whom Americans can discuss matters important to them dropped by nearly one-third.with whom …to them 做什么成分?

问题 所有格作定语和名词以及同根形容词作定语的区别

educational developmenteducation developmentthe development of education教育发展。请问这三者的区别？谢谢!

问题 to+名词在句子中的顺序

Ability to think will accrue to you from good habits of study.有了良好的学习习惯，思考能力自然会增加。这里的to是"对于"的意思吗？想请教一下这个to you为什么放在accure的后面呢？ 为什么不把accure和from放在一起呢，"由什么什么慢慢积累，...

问题 不定式

...on是修饰use的吗？是做定语构成主谓关系吗？it是指the use of exam pressure吗？2.take sth to do，一般牛津词典有VN to inf标识的to do都是宾补，但a long time不是to heal动作的发出者，这里的to heal更像是定语，与前面的a long time是状语关系，...

问题 as though引导虚拟语气的时态

Christine stared angrily at her boss and turned away, as though______out of the office.A.went        B.gone       C.to go       D.would go这个从句应该是虚拟语气与过去事实相反，不应该用would have done的形式吗？为什么要用不定式to do？

问题 如何区分现在分词作状语还是作定语

...sicians-frustrated by their inability to cure the disease and fearing loss of hope in the patient-too often offer aggressive treatment far beyond what is scientifically justified.中间插入语部分是过去分词作状语，为什么不是作定语呢，作定语和作状语该怎么区分呢?万...

问题 in cities为什么翻译是在这个城市里

A lot of people in cities here take the bus also.翻译：在这座城市里，很多人们也乘公交车。cities不是复数吗，为什么是翻译成这座城市（单数）？also为什么可以放在句尾？