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问题 is of important疑问

下面句子里的"is of important"正确吗？ The theory is of great important that the hotter the body is ,the more energy it radiate.

问题 More...than的用法

It was more a success than we had expected.这里more...than前后不应该是并列吗？ He runs faster than his sister.这里什么时候要加dose，是否与前面的动词有关？ 谢谢老师！

问题 one's的用法

请问一下。Some people think it is no use practicing one's handwriting.句中为什么前面some people后面用one's，是强调每个人还是别的意思呢？还望老师帮忙，谢谢了！

问题 Useful的应用

老师请看例句，这句话是否正确呢？What is useful for us to leverage？ or It is useful for us to leverage. 想请教的是，这里的for是否应该改为介词to? 而不定式在这两句话中应该都是做的宾补成分把？

问题 each作代词时的用法

请老师看一下这句话：It offers two bedrooms, each with a seperate bathroom.这句话each所在的短语做什么成分？

问题 请问to start该怎么理解呢？

原句是It sounds like a useful, ground-clearing way to start.

问题 owe to的理解

Its current leader, Ed Miliband, owes his position to votes from public-sector.句中 owes his position to votes,理解为“他将职位归功于选票”吗？意思上不太对，应该如何理解？

问题 life的用法

If it had contented our pristine ancestors to dwell in caves or to lead their nomadic life, they would have remained some mere vagabond creatures.老师字典短语是lead a ...life，为什么lead their life这种形式也存在，不用复数嘛？

问题 but only的用法

He had managed to loosen it，but only with a pair of pliers (钳子).but是连词但是的意思吗？only是什么词性? 在这什么意思? 什么作用啊？only是强调的意思吗？谢谢老师!

问题 不定式的成分

请问：Everyone experiences days when staying positive is tough, but challenge yourself to remember one good thing about yourself each morning until it becomes routine.  to remember one good thing...是目的状语还是宾补？谢谢

问题 human ear（单数）与human ears（复数）的区别

有这样一句，为什么其中的 human ear 用单数而不用复数呢？我们每人不是都有两只耳朵吗？Some sounds cannot be detected by the human ear. 有些声音是人的耳朵无法察觉到的。

问题 ​I am devastated that...的语法正确吗

I am devastated that 80 years of my life is at risk of being undermined,in the blink of an eye,by Thursday's media reports.devastated that 有这种用法吗？请老师解释一下意思，谢谢。

问题 Should have done 的疑惑

...e bags which, _____ to Hong Kong were missing at last. A. should have been sent B.should be sent C. should have sent D. should send 这题选A，但是我为什么一定要选择表示原本应该送去香港的意思呢？ 这些包裹应该...

问题 To live alone在下列句子中作定语还是状语

Will I be the only creature to live alone？老师，I＝creature,to live alone是定语，还是状语；好像状语也能通？

问题 以虚拟语气为起点的定语从句

...e for my characters which was meticulously grammatical ，the result would be the creation of a speech which rendered the characters pompousand unreal.” 老师好。请问，这句话是因为“虚拟语气”作为起点，所以与之相关其他句子，包括定语从句，也就都需要...