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问题 percent of后面的名词前到底用不用定冠词

下面两个表达我都见过：30 percent of money30 percent of the money30 percent of people30 percent of the peoplepercent of后面的名词前到底用不用定冠词?

问题 句子翻译(涉及talk back to sb)

老师：您好！We can even speak to the machines so that they can talk back to you or put all things down on the screen by identifying your voice.请问这句话是什么意思呀？talk back to sb. 到底是顶撞某人还是回复某人呀？谢谢！

问题 介词作宾语的例句如何理解

...Article/201202/2772.html 5. 用作宾语A man stepped out from behind the wall. 一个人从墙后面走出来。He cannot spare any time except on Sunday. 除星期日外，他抽不出时间。I won’t go home until after the exam. 我要等考完后再回家。我觉得介词...

问题 as后面接动词ing是作什么成分

Xi envisioned the development and application of AI as greatly enhancing the level of economic and social development and improving public services and urban management.这个句子里的as作什么成分？是什么意思？为什么as后面是接动词的ing形式（enhancing和improving.）？

问题 分词分句作状语还是定语

 When the album Thriller was released in 1982, it was played endlessly on MTY turning Jackson into a true crossover artist, crossing the world of black and white music in ways that millions could relate to.请教红色V-ing分句为何做结果状语（题目答案为做结果状语），而不...

问题 同位语的不定冠词问题

1."lt's kind of growing out of the crunchystage of yaga to the Starbucks stage," said Bill Harper,publisher of YogaJournal. 2."..,"says Patrick Wong,an assistantprofessor at Northwester University,who was not invovled in this study. 为什么第一句publisher前...

问题 way to后面接动词、动名词的规则

我看牛津词典上way作为方式方法途径，为 way to do sth 或者 way of doing sth，但是柯林斯词典上却有 The towns are on the way to becoming agglomerations of desperately poor people.请问这个句子是有错误么？

问题 关于compiled at用法

 Do you happen to know anybody in the university that this dictionary was compiled at? Do you happen to know anybody in the university where this dictionary was...

问题 怎么理解that is

...一个问题Research has found that IQ predicted leadership skills when the tests were given under low stress conditions，but under high stress conditions，IQ was negatively correlated with leadership—that is, it predicted the opposite.这个句子中的that is怎么理解，前面句的...

问题 例句中为什么使用进行时

...hink Felicity's upset about something. She's not giving much milke these days.2. The crews of two boats are getting ready to sail off the harbour.请问这2个例句中的进行时是什么作用，第一句已经交代了these days，为什么还有进行时？ 而第二句“变得”这...

问题 定语从句问题：demonstrate后面能跟定语从句吗

Numerical simulations are performed to demonstrate that the proposed scheme can guarantee the stability of closed-loop systems.我在demonstrate后面加一个定语从句来描述，不知道是否可以。中文意思：应用仿真来证明了提出的控制方案能够保证闭环系统的稳定...

问题 back和down的词性与用法

I forced the heavy silver spoon back of her teeth and down her throat.请问句中back和down是什么词性？我理解back of 是副词短语，作spoon的宾语补足语，如果是名词，个人认为back前应加the。down作介词引导名词her throat, 如果是副词,似乎不能修饰her t...

问题 为什么是动名词而不是现在分词做定语

The request has raised the prospect of regulators wading into early-stage tech markets.这句里的"wading into early-stage tech markets"为什么是动名词而不是现在分词做定语啊

问题 pay his way through...如何理解

看到有一句话：He used the earning from farm to pay his way through earning a bachelor of science degree from the University of Nebraska. 字幕意思大概是：他用农场收益支付大学学费并获得理科学士学位。对于这句话这里为什么使用单词way和through及其含...

问题 有关情态动词虚拟的问题

...? She should be here by now.(she isn’t here yet,and this is not normal)2.The price on this packet is wrong. It should be $2.50,not $3.50.3.That man on the motorcycle should be wearing a helmet.