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问题 classifiers的来源问题

... nouns; verbs are used less frequently.(2) All classifiers of a given type in a language may have one kind of source (either nouns or verbs); classifier systems of mixed origins — some from nouns, and some from verbs.上面两段话，介绍的是 classifiers 的来源：名词或动词。向各...

问题 句中的have done表示什么含义

Some survivors were found to have suffered psychiatric disorders in the aftermath of the earthquake. Others were trying hard to blot out the memory of the tragic event.请问，句中的 have suffered 表示的是从过去的某一时刻起至今都在遭受精神错乱的困扰吗？

问题 翻译一下这句话(涉及杂交狗研究等)

If breeders were willing to breed to dogs with fewer exaggerated characteristics and judges in the show ring began rewarding those dogs, change could happen,” she said.不好意思没有前后文。文章大致是关于杂交狗研究，杂交育种之类的。

问题 be shot to hell的意思

 He'd just had a letter from his brother in Ohio; it seemed that the whole family out there was shot to hell. out是介词脱离的意思吗？be shot to hell是陷入困境的意思吗？

问题 be referred to as...结构分析

People who work in offices are frequently referred to as “white-collar workers” .这里的 be referred to as，其中的 refer 是不及物动词吧，所以才接介词 to；可是不及物动词不是没有被动式吗？以及后面的 as 又做什么成分?

问题 难句中 less than 的用法疑问

But my own worry today is less that of the overwhelming problem of elemenal literacy than it is of the slightly more luxurious problem of decline in the skill even of the middle class reader.请问这里less than 是什么句型吗，意思是什么?

问题 six floors high 的句子成分

Erected in 1824,this gothic building of store and steel was stacked six floors high on a foundation of granite.这里还原一下stack building six floors high，six floors high是宾补吗？six floors作为名词修饰形容词high?

问题 动词用不定式还是现在分词的问题

She used to wait outside film studios all day, just _____ (appear) in crowd scenes.老师，这边填to appear, 是目的状语吗？ 但是为什么不可以认为是结果状语，用appeared, 站了一整天，也仅仅只是出现在群演的画面中。

问题 somewhere south of Rome作什么成分

He came from a rocky farm in Italy, somewhere south of Rome. 1. 这里south of Rome为什么是定语？名词性短语可以作后置定语？ 2. somewhere如果是不定副词的话，后置定语可以修饰一个副词?

问题 此句中what在从句中作什么成分

Gamification is about understanding what it is that make games engaging and what game designers do to create a great experience in games.我知道what引导的是宾语从句, 但是在从句作什么成分了？

问题 介词 despite 可以连用 be 吗

The portion of Americans aged 18 to 29 who claim to have had no sex for 12 months has more than doubled in a decade—to 23% last year. That is, counter-intuitively, despite the removal of many impediments to sex.介词 despite可以连用 be 吗？比如最后一句话。

问题 关于形容词前没加be疑问

Most of the matter strictly appropriate to a Preface you may find, if you so elect, in the Foreword addressed to Sinclair Lewis.为什么这里的appropriate to前面没加be系动词，如果换做动词也只有及物动词。

问题 程度副词的使用（刘老师请进）

...短语或介词呀?如:He is very like his mother. The company is badly in need of new blood. …… 而且of加名词就是等于形容词呀（我感觉还是有点不懂，麻烦老师来解答一下，谢谢老师，辛苦了！）

问题 camel’s hair还是camel hair（骆驼毛）

In those days, a brush was made from __________（骆驼毛）.请问是该填camel’s hair还是camel hair?

问题 这里的keep是联系动词吗

朗文 Keep [linking verb, transitive] to stay in a particular state, condition, or position, or to make someone or something do this(使)保持﹐(使)处于Keep your room tidy.保持房间整洁。如果这里的keep是连系动词的话，那么这里的room做连系动词的宾语吗？还是说...