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问题 must be与must have been的区别

She must have been fifty or so when I first met her at a conference.请问这句话中谓语为什么是 must have been,而不能是 must be?

问题 There be...句式中的主语问题

There is a lot of hype surrounding the new rapper.第二句是我自己造的 there is a lot of money nobody ueing 第一个问题 there be句型里出现的ing都是现在分词嘛？会有动名词吗？第二个问题 这两句中都有两个名词，谁是主语？

问题 特殊的there be句型（ There was expected to）

There was expected to be a performance to begin at six.请问这句话里面的（真正的）主语是什么？

问题 would have been 和 would be 含义辨析

Charles is now an actor. Given half a chance I would have been the same.这里为什么用would have been, 表达了什么意思？为什么不用would be ?

问题 Be upset by/at/about/with 搭配的区别？

请问be upset 此时是被动吗？ 后面搭配 by /at / about /with 翻译过来都是因...而沮丧，那它们有什么不同之处？

问题 It may be that……中that的作用

It may be that much harder to change to a more constructive behavior.句中that应该是引导一个句子吧？但that 之后并无主语。如果是从句，那先行词是it吗？

问题 It may be that……中that的作用

It may be that much harder to change to a more constructive behavior 句中，that 应该是引导一个句子吧？但 that 之后并无主语。如果是从句，那先行词是 it 吗？

问题 be动词省略问题

Many large rivers were straightened and their beds deepened.后面那一句是不是省略了were，完整是说成their beds were deepened吗？如果是省略were，那为什么可以省略呢？

问题 这里的should be中的should何意

IN consequence of an agreement between the sisters, Elizabeth wrote the next morning to her mother, to beg that the carriage might be sent for them in the course of the day. But Mrs. Bennet, who had calculated on her daughters remaining at Netherfield till the following Tuesday, which would exactly ...

问题 如何理解分析have it still be grammatically correct 这一语法结构？

...bout their biased reporting....and we can always drop IN and have it still be grammatically correct.write to:2）I wrtote to the paper to compain about their biased reporting.请教专家老师：1) 如何理解分析have it still be grammatically correct 这一语法结构？我感觉应该是：ha...

问题 be allowed to...(不定式是主补还是宾语)

Children under 14 are not allowed to see this film..be allowed to...不定式是主补还是宾语?

问题 作状语的 looked at 与 being looked at

Looked at his way , the situation doesn't seem so desperate.这里的第一个单词为什么用looked  不可以用being looked？

问题 be suited/suitable/fit for 短语辨析含义和用法？

下面3组短语都有“适合”的意思，但是究竟有什么“本质”的用法区别呢？be suited forbe suitable forbe fit for 

问题 动态词和静态词

Dynamic and stativeSome verbs can be both action verbs and dynamic verbs depending on their meaning:1. Bebe = it is usually used as a stative verb - stativeHe's an excellent guitarist.be = when it means behave or act, it can be used as a an action verb in the continuous form. - dynamicYou are be...

问题 for the time being可否用在一般将来时

They ______ with us for the time being .A. would stay                              B. will stayC. have been staying                D. will be staying答案为D。选D我能理解。但...