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问题 介词作主语

Around a dozen of the cats live in the Santa MonicaMountains, and up to 12 more reside to the north.up to 12 是作主语吗，它后面是不是省略了 of cat?

问题 句子结构划分

One theory, dreamt up in all the spare time enjoyed by the alphabetically disadvantaged,is that the rot sets in early.请问这个句子中，enjoyed是什么词性，以及这个句子的结构划分是什么？

问题 “百米赛跑”中的metre用单数与用复数

他希望在百米赛跑中获头奖。He hopes to win first prize in the 100-metre race.He hopes to win first prize in the 100 metre race.He hopes to win first prize in the 100-metres race.He hopes to win first prize in the 100 metres race.以上四句翻译哪些对，哪些不对？为什么？

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 阿拉伯数字可以直接作为序号吗？如下例，正确吗

the sampling cross-section 1 is in the Structure I, and the sampling cross-section 2 is in the Structure II;Structure I and II是我文章中的缩略词，采样剖面1用sampling cross-section 1表达正确吗？有没有更为常用的表达方式呢

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 两个句子的意思的判断

I was to have returned you the book that day.I was to return you the book that day.这两个句子在意思上的区别是不是第一个句子明确表示那天没发生还书这件事，第二个句子则不确定。但是加上but I was too busy that day就可以判断两个句子意思实际上...

问题 为什么主句是一般现在时，反而从句是用了shall将来时呢

...ut I always speak what I think.""I know you do; and it is that which makes the wonder. With your good sense, to be honestly blind to the follies and nonsense of others! Affectation of candour is common enough; -- one meets it every where. But to be candid without ostentation or design -- to take the...

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 状语成分修饰的主体问题

...l methods were augmented by additional methodologies designed to interpret the new forms of evidence in the historical study. 1.  designed to interpret the new forms of evidence 是做定语吗？是否可以替换成“定语从句”—— that have been designed… 2. in the histor...

问题 join 和 join in 用于参加活动时的区别

用 joined, joined in 填空：Soon some of the teachers ______ the singing.Some of us decided to _____ the strike.Everyone there ______ the conversation. 除写出答案，也请老师分析一下原因。 

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...