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问题 词法的难点

你好，老师! The Brown often have their windown cleaned by a young cleaner. have sth done 是一个词组，表示让/叫/使/请别人做某事，这个词组已经包含了做事的人“别人”还可以另外加by a young cleaner？看似好像有语法错误?

问题 请帮忙分析下黑体部分

A unique thank you to the unique Sanyu Dillon, who might not have known what a seemingly offhand remark one noontime would lead to, but probably, in that way she has, did. An Utterly Correct Guide to Clarity and Style鸣谢部分里的一段。没太看明白。has后省略known what a seemingly off...

问题 truly 和really的区别

有一道题： It is_______nice of you to say so. A. truly B. true C. really D. real 答案选C. 老师讲truly和really 可互换，但really更常用，所以选really。我想请教，本题选A可否，truly和really的区别。请专家赐教，谢谢！

问题 关于the drop-out rate among students(学生的辍学率)

The drop-out rate among students is currently one in three. 现在学生的辍学率是三分之一。请问这里用介词 among 合适吗？为什么不用 of 呢？

问题 为什么这里是remains而不是has remained

Though they were invented thousands of years ago in China，the tradition of using chopsticks _____(remains) alive and has spread far.括号里为什么不是has remained呢？

问题 长难句的修饰分析与理解

One of them is the k-q model, called the “Uzan-Witczak model”, which describes the resilient modulus, characteristic for varying confining pressure.后面的characteristic for varying confining pressure是什么成分啊，修饰的谁，这句话整体又该怎么解释呢?

问题 在这个句子中by的用法

The Trump administration is considering banning travel to the United States by all members of the XXXXXX Party这句话中by是什么用法?

问题 这是现在分词作什么状语

The reason for the change is that now there are dozens of companies across the country buying discarded plastic soda bottles, and turning them into fence posts, paint brushes, etc.中buying and turning 是伴随状语吗，可是buying and turning 的逻辑主语不是句子主语而是句子宾语c...

问题 what引导主语从句时的主谓一致

What he wanted to know (was, were) the pay, the living and working conditions, and the kind of job he would be assigned.为什么这个选were 而不选was ?

问题 动名词的逻辑主语问题

Removing him from the pantheon of English literature would make about as much sense as the Louvre selling off the Mona Lisa.本句以动名词短语作主语，句中并没有removing的逻辑主语，虽然逻辑主语暗含在句子里。类似于这种逻辑主语是隐含的，书面表达中...

问题 change和note是可数名词还是不可数名词

The shop assistant didn't give me the right _____.A. change       B. money        C.serve       D. note答案：A老师，我想问一下 change 解释为“零钱，找回的钱”的时候，它是作为可数名词还是不可数名词啊？...

问题 “他有脑子”用英语怎么说(涉及brain的单复数以及与冠词的搭配 )

The fellow is clever，he has ________.A.brainB.a brainC.the brainD.brains

问题 插入语可以不用符号隔开直接放在句中么

...y's exhausting climb we arrived at ________ we had been told was Garden in the Air.A．whatB．whichC．thatD．where  答案说“we had been told”是插入语，但是插入语可以不用符号隔开直接放在句中么？另外这里的原句应该是“at what was Garden in the Air.” 么...

问题 涉及“并列结构和区分定语状语”的句子结构分析

This rate depends on the relative strengths of the signal and noise travelling down the communication channel, and on its capacity . 问题1：第一个and并列的成分是哪两个？问题2：travelling down the communication channel是什么成分？是现在分词作状语吗？还是作定...

问题 现在进行时表示将来的问题

《剑桥英语语法》 page 171写道：【ib】 #The sun is setting at five tomorrow.The progressive is restricted to cases where human agency or intention is involved – hence the anomaly of examples like [ib].作者认为进行体表示将来仅限于涉及人的作用或愿望的情况下...