找到约 18000 条结果

问题 句子是否缺少连词and

Prices are set by informed buying and selling by active and engaged investors. 老师您好，请问这句话里的两个by该怎么理解？总感觉在selling后少了一个and.谢谢！

问题 向alex老师提问：关于when引导的时间状语从句表习惯的用法

...体用在这个动作正在发生的的情景，但是表示的是习惯，You look lovely when you’re smiling.这个的情景可能是：我看见你正在笑，我说了句：每次你笑的时候，看起来蛮可爱滴。我不知道我的理解对不对。但是呢，我想我的理解应该...

问题 get as是什么意思

有这样一个句子：You never know who you’ll get as a roommate; it’s just a matter of luck.有get as 这个搭配吗？但我在词典上没有查到，查了get和as这两个词。请解释一下这个get as的用法。谢谢！

问题 not since是什么意思

Well, sir, you'll be covered with cobwebs if you go into it. Why, it hasn't been opened for nearly five years, not since his lordship died.请问：not since 是什么意思？

问题 when 能不能引导原因状语从句

看到这么一句话：It was foolish of you to take a taxi when you could easily walk there in five minutes.有的说 when 是引导原因状语从句，有的说 when 不能引导原因状语从句，到底怎么回事呢？谢谢！

问题 enough的词性（是否是代词）

The question provides its own answer: if you are worrying about the amount of protein in your diet, then you are almost certainly eating more than enough. 这里的more than程度副词修饰enough代词吗？enough指代protein?

问题 判断不定式是目的状语还是主语补足语

I come especially to see you.这个句子中to see you作的什么成分啊？是目的状语还是主语补足语呢？

问题 加和不加being区别

This means being in a difficult situation that you cannot seem to get out of.This in a difficult situation that you cannot seem to get out of.还是只是第一句being in a difficult situation纯属充当名词意思而已？

问题 怎么分析这个句子(插入语)

These are the stories that you put there because that's what The New York Times tells us is what you're supposed to care about tomorrow. 黑体部分是插入语吗？还是第一个what前省略引导连词that？

问题 表示推测时must与have to可换用吗

If he is not at home, he ______ be at work. A. must   B. can   C. has to   D. shall 答案是 A，请问可以选 C 吗？记得老师曾说过，表示推测时 must 与 have to 有时可换用的。

问题 直接用doing sth与by doing sth表示方式的区别

...用 doing sth 表示方式，这个用法总感觉有点奇怪。比如：Work using absorbent cotton or paper.这样的句子，如果加上 by 也觉得奇怪。真不知道如何搞是好！请专家老师指点！万分谢谢！

问题 表达"一边...一边"时as与while的区别

1.The students took notes as they listened carefully.2.John sings as he works.3.She was singing while I was dancing.4.Meimei watched TV while she ate her supper.我的疑问是：as所在句子的主从句的主语是否要相同？as所在句的延续性动词为什么不用be doing?第4句对吗...

问题 分词用法疑问（, and running...）

He said Google has made improvements since then and was confident it could deliver games in the largest high definition standard, 4K, and running at 60 frames a second.最后and running让人摸不到头脑，running我觉得是deliver的伴随状语，可是为什么要用and连接？难道这是...

问题 and并列成分的理解与翻译

Rainwater / seeps through / sandy soils / and / into / the rock below.这句话中and并列seeps through sandy soils and (seeps)into the rock below.并列的两个部分怎么理解，我看翻译“雨水渗过砂土，进入下面的岩石圈”这个翻译感觉像递进关系，“渗过…，...

问题 and并列状语

He kept order with calm and a big smile and the sheer presence of himself, six-feet-six and with bulging muscles under his coat. 这里的状语并列关系是什么样的呢？都是什么状语？结构有点混乱，还请老师分析分析！谢谢