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问题 现在完成进行时含义的理解

Mr Wang （王健林） has been looking to buy a Hollywood studio for several years and was reported to be in talks with DreamWorks Animation last year, but a deal was not announced.请问：has been looking 是现在完成进行时，那么 look 这个动作到底完成没有？

问题 请问：句中的it是不是多余的

Apple hopes that the flashy new features of the iPhone 7, which it is expected to introduce in September, will convince customers to abandon older models.请问：句中的 it 是不是多余的？

问题 请问如何理解句中的三个that

In any case however, this poem clearly demonstrates Frost's belief that it is the road that one chooses that makes him the man who he is.请问如何理解句中的三个that？

问题 when可以引导所谓时间宾语从句吗？

It describes when someone else accepts responsibility to act in the interests of a child.我感觉，本句的宾语是when引导的是从句，可是这样的话就成为时间宾语从句，好像没这种说法啊？况且语义也不顺。请老师讲解一下本句吧？谢谢老师，让您见...

问题 句末介词的用法（哪些可以省略哪些不可省加重）

It's a nice place to live 后面加 in 吗？ 另外 find a chair to sit 还是 find a chair to sit on? 谢谢。

问题 请帮忙分析下这个从句中where的用法

下面这句话来自课文。How about the trick where the puppy goes to school in your book bag?请问在这里 trick 是先行词吗？这句里为什么用 where 来引导从句？

问题 by 4% to 5%的理解疑问

This development is boosting wholesale demand from the food service segment by 4% to 5% a year across Europe, compared with growth in retail demand of 1 to 2 percent.请问老师，by 4% to 5% a year across Europe 如何理解？谢谢！

问题 新概念3 Lesson 13句子问题

She heard the front door open and heavy footsteps in the hall.这里的the front door open中间是不是省略了 that is?如果open是形容词的话为什么句子要翻译成 她听见前门被打开,走廊里响起了重重的脚步声。

问题 时间状语从句省略了主语的问题

Nonetheless, the potential for mobilizing toxic trace elements from the coalbed is an important factor to be considered when evaluating CO2 sequestration in deep unmineable coal seams.这个句子中when的后面直接接evaluating 而没有主语，时间转语从句也是句子啊，不应该有...

问题 这道被动语态题为什么不能选一般现在时

This coat _ for use in the rain only，but I wear it all the time.A.is intendedB.intendC.intendsD.will intend

问题 what引导的并列的表语从句

It is what lies behind the eerie skills of face-recognition programs and what makes it possible for personal assistants such as smart speakers in the home to pick out spoken requests and act on them.请问这是what引导的并列的表语从句吗？

问题 伴随状语还是定语

北师大版高一必修1教材：My sister, Alison, and I sat down in front of the fire and wrote a letter to Father Christmas telling him about all the presents we wanted.句中telling him about all the presents we wanted为现在分词短语，在句中作伴随状语。--------教辅原话。个...

问题 lay bare在句子中的成分

比如这句话But a botched response to the virus would lay bare tensions inherent in the party’s hybrid claims to legitimacy.如果lay是谓语动词，那么bare作什么句子成分呢？是lay的状语吗？

问题 介词宾语从句中连接词使用问题

在介词宾语从句里，连接副词能不能引导？比如这句话：Shanghai did not originate from where the tall buildings are.这句介词宾从是连接代词who引导的，正确吗？we should appeal to who are living in those wealthy countries to donate money to the poor people.

问题 exposed 是形容词还是过去分词

They know they are contributing very little of real value and all the time they live in fear of being exposed as cheats. being也有加形容词，也有加过去分词，这里的exposed都有形容词和过去分词意思，该怎么区分？