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问题 句里的that分句可以看作主语从句吗

___is human nature that people don’t cherish the things they have until they lose it.A. It   B. Such   C. That   D. What参考答案选择B项。请问老师们，能不能选择A项，把it作为形式主语，并将that分句分析成主语从句？

问题 后接定语从句时用these还是those？

Start with several of the brighter students, so they can set a good example for _______ who follow. A. this B. that 答案是A还是B？问题的关键是：后接定语从句时用these还是those？

问题 burst open中的open是什么成分

请问下面一句中的burst open如何分析？其中的open是什么成分？是表语还是状语？Suddenly the door burst open and police officers carrying guns rushed in. 门突然被撞开了，警察端着枪冲了进来。

问题 两个句子有无并列连词and的疑问

1. He works hard, and his father is pound of him.书上说这个是对等的分句，但没说为什么，也没有说是怎么分析的。它是因为有因果关系吗？2. Walk along the river and you will see many bookstores.这是不是也是对等的分句，还有这句逗号没有和有逗...

问题 这句话如何翻译（涉及dating back to）

Oxford and Cambridge are the two oldest universities in British with a history of Oxford dating back to 1100s.如题，还有请问 dating back to 1100s 难道是修饰 Oxford 的吗？是什么意思呢？谢谢！

问题 out of stock可以用人作主语吗

out of stock 的意思很清楚，它表示：无现货的，脱销的。它通常是以事物作主语的。比如：The dictionary is out of stock. 该词典已脱销。Such sizes are out of stock. 那些尺寸的脱销了。但它可以用人作主语吗?即表示“某人没有现货了”。

问题 这里的having是什么结构？做什么成分呢？

I want so much to give my children the freedom that I enjoyed having when I wasgrowing up but I hesitate to do so because there are dangers around every corner.本句中的having是什么成分呢？

问题 定语从句分析

...o those old allies whose cultural and spiritual origins we share,we pledge the loyalty of faithful friends.（对于那些和我们拥有共同文化和精神传统的老盟邦，我们保证以挚友之诚相待）这里的第一个 we，是只代指“我们自己”，还是共同代指“我们...

问题 to与for的区别（表示“为”“给”时）

老师您好！介词 to 与 for 都有“给……”“为……”的意思。例如：He har nearly set up a record for the thousands of children who dream of evading school.本句中用的介词 for 表示“给这些孩子们建立了一个记录”，为什么不用 to 呢？

问题 would have been expecting的时态表示什么意义

A mid-table position is not the return on their investment their generous owners would have been expecting.would have been expecting 的时态表示什么意义?

问题 分析连续出现的五个that的用法（词类及作用）

请指出下面句子中连续出现的五个that分别是什么词类，起什么作用？The teacher said that that that that that student used in his sentence was a determiner.

问题 这形容词作状语还是主语补语或是双重谓语

Although preparation does not guarantee successful lessons, walking into a classroom unprepared is more often than not the beginning of a disastrous lesson.请问划线部分是形容词作状语，还是主语补语还是双重谓语？

问题 形容词最高级后面的名词什么情况下可以省略

I think I’ll buy the cheapest.书上面说上面句子的形容词最高级后省略了名词。为什么可以省略名词呢？有什么规律吗？

问题 never用于现在完成时态时是频度副词吗

请问专家：never 用于现在完成时态时是频度副词吗？如：I have never seen him.I have never enjoyed myself like that.He has never been there.We have never read the book.

问题 drink water与drinking water的区别

前面一个问题中有这样一句：make drink water accessible to the people 让人们有水喝 http://ask.yygrammar.com/q-27048.html 汉语说的“饮用水”是 drink water 还是 drinking water？感觉原句中应该是 drinking water 吧！