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问题 主谓一致（one of +复数名次+定语从句，从句的谓语用单数还是复数）

One of the students who ____ to the authority about the problem of pollution raised his hand. A.have written C.has written C.writes  不是说one of +复数名次+定语从句，从句的谓语用复数吗？

问题 be thankful for something 和sb 的区别

be thankful for something 和sb 的区别，我应该怎么去理解，下面有几个例句We need to  be  thankful  for  everything we have.And we should  be  thankful  for  him.And you must have a lot to be thankful for yourself.I'm also thankful for yo...

问题 when引导的时间状语分句和主句的位置关系？

章振邦高级英语语法497页：说当when用于after意义时，通常是when引导的时间状语分句在前，主句在后，例如:When I arrived, Anne leftWhen we returned from our holidays, we found our house in a mess.并说，以上2句when=after.请教老师：当when用于after意义...

问题 as加职称是否属于零冠词用法

1.作为一名....，通常情况下是“As a/an＋职称，主句”这种结构，但是也有as后面用零冠词情况的，可是职称前面用零冠词的规则是“表示职位，尤指一人担任的职位的名词做表语、补足语或同位语时，习惯上将不定冠词省略”，...

问题 take over在这里为什么不加宾语呢？是不是它在这里是副词take变成不及物了呢

Try not to let negative thoughts take over.

问题 定语从句中提前的介词of应该放在从句的哪个位置

we don't even know the extent of which that sort of covert influence in other countries’ domestic politics has gone on.请分析一下这个定语从句,这个提前的介词of 应该是在从句的哪个位置？这个of which  这个提前的介词of 应该是在从句的哪个位...

问题 英语句子翻译疑问(by more than 7%)

... hard in this downturn because they are competing with the global giant McDonald's,which increased spending on advertising by more than 7% last year as others cut back这里的by有什么含义？这是固定用法吗？就是增长幅度之类的用by？老师可以详细说下by的用法情况...

问题 是状语还是补语又或者是伴随状语？

...t / stand still.  She would lie awake worrying.The dog was lying dead on the floor.我的理解是上述句中的still, awake,dead都是形容词，作补语。但是下面句子中的sit后却用了副词，怎么回事儿？我觉得也用形容词，我在某些习题中见过其后用形容...

问题 to biodegrade 是悬空不定式吗

...cs take several hundred years to biodegrade, which can be bad for the environment.If people throw plastic items on the ground or into rivers, they can end up in the sea.(1) to biodegrade 是悬空不定式吗？意味着to biodegrade 是及物动词？(b) 为什么ground前要加the, rivers不加the...

问题 This brand of air conditioner usually dehumidifies in about 45 seconds of power up.

...”持续45秒啊。但是，这个句子的答案是“ After powering on, this brand of air conditioner takes about 45 seconds to begin to humidify. ”（就是这里指大约45秒开始“除湿”）言外之意就是，大约45秒 “开始做延续性动作”。这个答案是没有错的...

问题 表示疾病的名词前用什么冠词

第一句：Healthy care plans are needed in all big cities to prevent ______ spreadof AIDS. 空内填the。 第二句：In ______ review of 44 studies, American researchers found that menand women who ate six key foods daily cut the risk of _______ heart disease by79%. 空内分别填“...

问题 作文中such as...etc的用法对不对

下面是我的作文中的一个句子： Many Chinese students are facing a number of physical problems, such as obesity, and short-sightedness, etc. 我想表达的意思是：许多中国学生面临着肥胖、近视等一系列身体问题。 老师说我的句子有问题，因为 such as 不...

问题 动词短语的分析与理解（是看成固定搭配还是分开来看）

I want to do work.可以把want to do 看成整体吗？还是to do work作宾语？这些: draw one's attention to; make a mess of; get through with; keep awway from 这些短语动词，是看成一个动词，还是什么好，出现这类东西，是靠自己日常...

问题 appear to have done 和appear to do 的区别

原句：A desire to sell gold appeared to have been worsened by thinking that concerns about the Greek economy have somewhat eased. 此句中可以用appear to be 吗？Appear to have done 和appear to do 有何区别？谢谢老师精彩解答。

问题 during rush hour的说法对吗（为什么不用复数或冠词）

前面有个网友的问题中有这样一个句子：Sylvia regularly took a crowded subway train to work during rush hour.请问这里的 during rush hour 用得对吗？为什么不用 复数 during rush hours 或用定冠词 during the rush hour？