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问题 necessary for / necessary to 的区别

The equipment necessary for Wi-Fi service is so heavy and thick that airplane engines must burn more fuel to carry the extra weight.这个句子里面的 for 可以改成 to 吗，如果不能，能具体说说这两个介词在此类问题的时候，应当选择哪个呢？有更多关于这两个...

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 请问when引导的是定语从句还是时间状语从句？

It evolved out of Renaissance architecture in Italy,when the Renaissance architects bagan to get bored of symmetry and same old forms they had been using for the past 200 years.

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.

问题 of what 这种结构后面的东西怎么翻译比较通顺

A newly-passed law asks big fast-food chains to specify the calorie count of what they serve on the menu. 句中的 of what 这种结构后面的东西怎么翻译比较通顺?

问题 关于过去分词单独使用的疑问

...我在赵俊英的《现代英语语法》中看到这么一个例句：【The children, exhausted, fell asleep at once. 孩子们由于过度疲劳立即就入睡了。】书上说这里的exhausted是过去分词作原因状语的用法。请问过去分词作原因状语时，可以单独一个...

问题 what-从句作主语时的主谓一致问题

“What may seem like small messages at the moment add up to big ones over time,” says an expert.请问老师：这里是what引导的主语从句What may seem like small messages at the moment，后面却用动词原形是不是不对？要改为adds吗?