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问题 定语从句be动词

A word is one and more sounds that in combination with a specific meaning assigned by a language. 这是个正确的句子，但我觉得that后应有一个are，请问老师是以上原句正确还是我的观点正确呢？ 谢谢老师!

问题 时间状语从句连接词when,as,while的用法

...去式或过去进行时。 如书上一句话:As they walked along,the students sang happily. 那上面一道题选B也可以?

问题 as much a...as状语从句的理解与翻译

Small as it is,the ant is as much a creature as are all other animals on the earth.老师，这里的 much 是什么词性？句子是什么意思？

问题 副词问题

She goes to school on foot as usual老师这里usual为什么不用usually，老师这里我认为应该用副词usually,还是这里是固定搭配。

问题 would have done表推测

...he monotonous job of tallying commodities. We can only speculate as to how high or low the inventors of true numerals were in the scribal hierarchy, but it stands to reason that this laborsaving innovation would have been the brainchild of the lower-ranking types whose drudgery is eased....

问题 12 pieces to a box 在这里的成分是方式状语吗

Pens are packed 12 pieces to a box and 200 boxes to a wooden case.请问：12 pieces to a box是方式状语吗？200 boxes to a wooden case也是方式状语吗？

问题 选择题中whenever,wherever,whatever,however的区别

You can eat food free in my restaurant ______ you like.A. whenever      B. wherever    C. whatever    D. however 答案为 B，可我觉得 A 才对，怎么解释 C 不对。谢谢!

问题 这里的as a chance作什么成分

But if a deal were struck it too could prove momentous, this time as a chance to redefine how big online platforms are run.

问题 句子成分分析

It is better for students to live away from home while studying at university than living with partents.这里的studying前是有省略吗？

问题 句型分析

Textbook publishers connect professors, instructors and students in ways that alternatives, such as open e-textbooks and open educational resources, simply do not.这是个什么句型，前半句理解，从alternatives往后就看不懂了。

问题 an always time 中的 always 是什么用法

I want you to remember instead the joy and the happiness of those times when you first said hello to a friend. Take that special hello and lock it away within you—in that place in your heart where summer is an always time.请问:  always 还是形容词吗?

问题 同一个句子三个that的作用

Although scientists have known for a long time that about 2% of people suffer from face - blindness, which means that they have huge problems recognising faces, they are only new realising that some people are the exact ones.这三个that的作用是什么呢？

问题 奇怪的单词连用（a billionth the intensity）

Stronger than FM radio signals, these RF waves are still a billionth the intensity of known carcinogenic radiation like X-rays.本句中 a billionth the intensity 这几个单词连用，比较奇怪，billionth为什么后面直接可以跟名词呢？请教老师了，谢...

问题 A quantity of...作主语谓语动词用单数还是复数

这类词，书上说谓语动词由这些词本身决定，我理解为A quantity of XX用单数，quantites of XX用复数？但是今天看到一个句子 A quantity of customers are coming...  它却是复数的，跟我之前理解的不同，是我理解错了吗？

问题 a lot of it is genetic. 介词后面加句子

There are much bigger contributors to our weight and a lot of it is genetic.介词+句子???