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have done/have been done的区别

Whats the difference between "have been done " and "have done"?The difference is whether active / passive.======== ========Lets first see the uses of “been” in English and then we ca...

eat healthier 的说法对吗

Reaserch shows kids eat healthier when they regularyly share meals with their familis. eat healthier这个表达不对吧?动词能直接加形容词吗?或者改为more healthily吗?如题

所有格前面的定冠词是修饰所有格的名词还是后面的名词

(On) (the) doctors instruction before taking the medicine. (服药前请看一看医嘱。)用不用the,我觉得应和该用,但the是修饰doctor还是instruction?为什么?谢谢!如题

all做同位语的位置

We are all chinese. 请问这里的all是否为同位语,同位语为什么会在系动词后面?如题

四川大学考博阅读2009年第4篇

Paintings are static. The uniqueness of the experience of looking at a painting repeatedly—over a period of days or years—is that, in the midst of flux, the image remains changeless. Of course the sig...

被动语态中的过去分词为什么用very修饰

She was very surprised by what he had said.这个句子明明是被动语态,为什么还用 very 修饰过去分词呢?这与语法书上讲的不一致吧!求指点。如题

good luck to / in / on / with 的区别

My friends wished me good luck ______ my driving test.A. to B. in C. on D. with答案是 D。为什么其他几个不可以呢?如题

虚拟语气主句的4个情态动词的区别

请教,与现在事实想反的虚拟语气的主句的would, could, might, should有何区别?我知道would指设想的结果,could表示可能性和能力,might表可能性,should表示应该。仅仅这么简单吗?谢谢。如题

at least副词词语的理解

请看例句I will stay here for at least 5 daysAt least为副词短语修饰5完全可以说的通但是他其实是一个介词短语,介词短语怎么可以做前置修饰语呢好像又说不通……请解答一下!如题

用 doing 和 of doing 作后置定语的区别

The date is close to that of the introduction of printing into England by William Caxton. 我觉得这里的printing into England by theWilliam Caxton可以做introduction的后置定语,为什么要加of呢?如题

that of 与 those of 比较

Few pleasures can equal _____ of a cool drink on a hot day. A.thatB.those 为什么不可以选those?如题

as calmly什么成分

He felt sweat on his forehead,but he took the violin from the wall as calmly as if he were a welcome visitor. as calmly修饰谁?as if是连接词吗?如题

一个名词前面可以有几个观点形容词

我知道有限描大, 形龄颜, 籍材类的说法。Brown rice has greater nutritional value than white rice.这里的greater,我查了下词典只能做形容词不能做副词. The decimal numeral system is one of the worlds most us...

介词短语成分的判断

(1) Her head nodded in agreement.(2) That will come in handy.(3) I got my friend with me.这例句中的介词部分是作为什么成分? 例句3的"got"是"有"还是"使得"的意思?如题

for sb to do sth 和 动名词复合结构 的区别是什么

经常会看到 for sb to do sth 这样的句子结构。但又经常会有看到动名词的复合结构,也就是 介词+名词/代词+doing那么 for sb to do sth 这里的for 也是介词,为什么后面就是用to do呢。想请教一下这两种结构的区别是...

新概念英语第二册第15课,有一句我认为时态错误

Good newsWhat was the good news? The secretary told me that Mr. Harmsworth would see me. I felt very nervous when I went into his office. He did not look up from his desk when I entered....