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问题 有时间状语还能用when吗

--It’s said that the new shopping mall has been built.--Yes, but we don’t know ____it’s to be opened to the public soon.A.when B. whether.请教老师，原句已经有soon了， 还能再进一步对具体时间提问吗？虽然已经知道是soon近期，但是还想询问哪一天。所以...

问题 这里的介词for是什么用法含义，怎么理解

What we are making is a pod moving inside of a tube at the speed of an aircraft for a fraction of the energy consumption.我们制造的是一个在管道内以飞机的速度移动的舱室，但消耗的能量只是飞机的一小部分。这里的介词for是什么用法含义，怎么理解？

问题 这里为何使用进行时态

看一篇讲述牛奶营养方面文章有一句话：In fact, in 1985，the United States Department of Agriculture officially recommended a switch to skim milk, three glasses of it a day. But, more recently, we've begun collecting evidence that says the USDA might be missing an important piece of ...

问题 as引导的从句结构

I had no difficulty in identifying him, standing there with the book gripped firmly in one hand.A book had seemed the natural choice, as it had been those notes in the margins of another that had brought us together in the first place. He was right on time, just as we had scheduled. I liked that. It...

问题 notably后面为什么加with

But like an executive who rescues a failing company, he showed the power of leaders to change the mood, notably with his inaugural declaration that “the only thing we have to fear is fear itself.” 但就像一位挽救了一家濒危公司的高管，他展现出了提振士气的领袖力...

问题 地点状语从句之前可以加介词吗

看到网上说地点状语从句之前不能加介词，那如果加了介词，可不可以把从句看做是前面介词的宾语从句呢？比如：I went to where we met the last week.谢谢回答

问题 关于sometime前加介词in

We should get together sometime.A burglar broke in sometime during the night.sometime表示在某个时候或时刻，为什么一个前面不加介词？一个前面加介词in呢？

问题 to 的用法

老师以上句子We will do it as he told us to后面为什么要用to?这个to好像用错了?下面从书上抄的类似的句子没有用to.You must do everything as I told you.以上第二个句子To tell the truth前面为什么要用to，是什么用法?

问题 不定式作宾语后跟宾语从句

We must learn to understand what the cat’s behavior means.learn是及物动词，后接不定式充当宾语，而what引导的从句也是宾语从句，那么谁是宾语？

问题 all kinds of与all the kinds of的用法问题

关于 all kinds of 的用法我比较熟悉。如：They sell all kinds of things. 他们卖各种各样的东西。He gets into all kinds of trouble. 他惹上各种各样的麻烦。We get blamed for all kinds of things. 什么事儿都怪在我们头上。She enjoys all kinds of music, as I do. ...

问题 这句子的back是形容词还是副词

(1)We're back where we started.back在这里是形容词吗? 其后的从句是形容词的宾语从句?(2)Can I have my hat back?这里"使帽子回来",back是形容词作宾补吗?

问题 错综虚拟语气

If we_______200 years old,we______everything.A.were to be,could change   B.had been,changed     C.were,would have changed  D.should be,  changed.这道题，C为什么不对，从句对现在事实的虚拟，主句对过去事实的虚拟。就像“我要是...

问题 everything和anything的使用区别

①We haven't worked this long just to see everything go up in smoke. 如果按表意，这里的语序是不是应该为：②We have worked this long not just to see anything go up in smoke.第一个句子用的everything，第二个句子就用anything，这个和not的位置有关系吗？

问题 so...as...比较句分析和含义？

I do not believe that there was in that genteel Bohemia an intensive culture of chastity, but I do not remember so crude a promiscuity as seems to be practised in the present day. We did not think it hypocritical to draw over our vagaries the curtain of a decent silence. The spade was not invariably...

问题 go for..部分是表示目的还是时间

They are going out for a day on his boat.Now we can go for our day on the river.老师我想问一下,for a day 和 for our day 在这里还是表示“时间”嘛，还是表示“目的”?    后面的on his boat 和 on the river 可以理解为前面day的定语吗 ？