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问题 text messages与text messaging的区別

例句1: Chart B shows the cost of sending text messages from these countries.例句2: If you look at the cost of text messaging, you can see that Company A is the cheapest from Spain and the USA.请问为何第一句用 text messages，第二句却是 text messaging? 两者使用上有何不同?Tha...

问题 around是介词还是副词的判断

例子1：travel all around the globe这里的 around 我能理解成介词，因为 travel 应是不及物动词，the globe 不能直接作宾语。例子2：So what this company is doing is searching around the world and gathering naturally occurring microorganisms that do both things.这里的 a...

问题 关于代词+of词组的理解与提问

...师 a bit of +不可数名词时，这里的名词前是不是通常不加the？All, few, many, much, some, more, a little, most+of+名词时，名词前是不是通常都要加the?老师请问，all of; few of; many of; much of; more of ; some of; a little of; most of是否都是部分与整体的...

问题 关于定语从句和状语从句的语法填空

This kind of solar cooker can be used only in the daytime _______ the sun is shining.A when    B as     C while    D since为什么选 A? 而不选其他的？为什么 B，C 错了呢？把 the sun is shining 当做时间状语不行吗？选 C 把 ...

问题 wh-词+分词从句疑问

...老师：while + 分词短语when + 分词短语比如:When rolling down the hill, he snatched at a rock.这里when 当一个副词修饰 rolling 分词短语吗？ 是不是可以把这个句子改写成：when he rolled down the hill, he snatched at a rock.把分词短语形式 when rolling.....

问题 either在句中的位置

Rock units are first emplaced either by deposition onto the surface or intrude into the overlying rock.在这句话中either为什么在emplaced的后面，这给我了一种错觉就是并列成分会是by...,岩石块要么被什么什么存放，要么被什么什么存放。但是！or后面又...

问题 down是介词还是副词的语法分析

1. We heard a ground squirrel whistle down over the bluff.2. Gramma's got stacks of puzzles down in the basement.(1) down在两个句子中的词性、意思以及作用？(2) 如果down在这两个句子中是副词，那么它修饰了哪些成分？(3) down是否可以作后置修饰语修饰名...

问题 这个so...that的句子应该用什么时态

...一道初中的翻译题This sport was so dangerous that many people had to give it up.这个运动如此危险以至于许多人不得不放弃这个句子答案给的时态是都用过去时，我认为都改为一般现在时更合理：This sport is so dangerous that many people have to give it ...

问题 介词的位置

 The bad weather notwithstanding, the event was a great success.一般情况下，介词放在名词之前。句中，notwithstanding为介词，却放在了名词短语the bad weather之后。这属于介词的特殊用法吗？什么情况下介词可以放在名词的后面？

问题 句法分析

A gap in what aspect does ''digital divide'' refer to?

问题 动名词being…作表语的用法

...是现在分词。如：He is being brave. 他表现得很勇敢。Your brother is being very annoying this evening. 你兄弟今晚很烦人。尤其是用在进行时态的被动语态中，比如下面的句子都是从一本语法上找的。如：He is being carried. 他正被抬着。The road ...

问题 When unirradiated state is at least 7 minutes of the onset of irradiation， at most 11 minutes.

老师们，这是一个时间状语，从句是主系表结构！学生想请问一下，这个句子该如何去理解？

问题 在阅读中遇到了比较句的问题（句子在问题补充中）

Now he seemed determined that everyone should enjoy themselves as much, if not more, than they would have done at Hogwarts.请问各位老师，在这句话里加粗部分的比较句是不是省略了某些内容？请各位老师帮忙分析一下这个句子，谢谢。

问题 这里just that前面的逗号是表语气的停顿吗

A gap before “who” made clear that he did not mean previous African-American candidates lacked cleanliness, just that they had been less “mainstream”.请问老师这里just that前面的逗号是表语气的停顿吗?还是其他的用法。

问题 this 和 that 作代指的区别

老师好。我在读一篇文章时遇到这样一个句子: He said the boy and his father had fallen out over what happened and that explained the father's absence at the hearing. 句中的 that explained ... 中的 that 我觉得指的应该是前面这句话 the boy and his father...