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问题 run out 的用法

With no rain for three months and food supplies _____ ,the situation here is getting desperate .A.run out B.has run out C.be runing out D.runing out 答案为d请问a 为何不行分析一下food supplies 与run out 之间的主被动关系，动作先后

问题 pronunciation 的可数性与单复数问题

这个单词有两种发音。能否说：This word has two pronunciations.如何判断pronunciation的可数与不可数性？类似的，vocabulary只有不可数名词一种词性吗？

问题 never will 和 will never

Alf's wife has never discovered that she married a dustman and she never will. 这里为什么是never will？为什么不是 will never，副词不是都应该放在wil can could等的后面吗？

问题 never will 和 will never

Alf's wife has never discovered that she married a dustman and she never will.这里为什么是never will？为什么不是 will never，副词不是都应该放在wil can could等的后面吗？

问题 新概念三短语(wake up with a start)

新概念三的一个句子：One night, however, our vicar woke up with a start: the clock was striking the hours!1. wake up with a start 这是个固定的短语吗？2. 后面加 the clock was striking the hours 是什么用法？

问题 something的指代问题

...中对as的一个意思的解释used in comparisons to refer to the extent or degree of something中的something是指实际存在的物体还是抽象的概念？比如it tasted like grape juice but not as sweet.中我们认为something是指it和grape juice，还是认为something是一个抽象...

问题 train as与be trained as的区别

....A. trained           B. was trained这句是选哪个？trained 还是 was trained？或是两者都可以？谢谢！

问题 这是同位语从句吗

...mourners saw in the dust visions from that deadly day when the very ground was on fire and the powder and smoke caked the living and the dead. 参考译文：有些哀悼者在尘土中看到了那个致命的日子的景象：大火就在这这块土地上燃烧，灰尘和烟雾落在活人...

问题 主从句都是延续性动词,中间可以用when吗

What were you doing when you were waiting for the bus?She was reading when I was doing the dishes.She read when she listened to the music.应该用while的吧，但是我网上看到有用when的，老师，可以用when吗？谢谢！

问题 情态动词(must, should后接一般式与完成式)

John        a restless person.He kept moving from country to country.A. must beB. should beC. must have beenD.should have been请老师详细讲解这道题，谢谢老师啦!

问题 在主系表结构中主语是人时表语能用抽象名词吗

You have been a very real help to me.老师，当主语是人时，主系表结构中的表语不能是抽象名词，这句话为什么能？

问题 man, woman 用不用冠词的问题

man 和 woman 作为可数名词，它有时前面不用冠词，觉得很奇怪。如：Man has a free will. 人有自由的意志。Man is engaged in a constant struggle with Nature. 人与大自然进行不懈的斗争。麻烦老师解答一下，谢谢！

问题 关于pulse on the industry

As a board member for the Internet Security Research Group, she always has her pulse on the industry.1、她总能摸头行业的脉搏2、她总是很勤奋，抱有热忱这句话应该属于哪种意思么？我读出了歧义

问题 behind of是什么意思

...但是看到下面这句就不明白了：Memories lie behind of all that has happened.请问句子中的 behind of 有错吗？是什么意思？

问题 句子成分分析

It has prejudiced most people, almost correctly, to dismiss his poetry as simply the work of a man who achieved fame elsewhere.问题一：“almost correctly”放在两个句子的中间是修饰的前面的句子，还是后面的句子？即是修饰动词“prejudice”还是动词“dismiss”...