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问题 疑惑：当从句用动词原型时，主句通常不用情态动词过去形式

...下面句子：If the defendant be found guilty, he shall have the right of appeal.if真实条件句在现代英语用动词原型，属于非常正式的用法，通常用于法律事务。当从句用动词原型时，主句通常不用情态动词过去形式。if从句表示真实条件在现代...

问题 关于as...as比较结构的一道单选题

—Do you have any idea what Paul does all day? —As I know, he spends at least as much time playing as he _______. A. writes   B. does writing     C. is writing      D. does write 这是2007年的重庆高考题，正确答案...

问题 without no seams nor work是何种语法关系

《斯卡布罗集市》歌词中：Tell him to make a cabric shirt 告诉他为我缝件亚麻衫Parsley, sage, rosemary and thyme 欧芹，鼠尾草，迷迭香和百里香Without no seams nor needle work 不用针线没接缝 请问：1. Without 是什么词性？without no seams nor work ...

问题 do sth for preparation与do sth for preparations的区别

下面句子中的 preparation 为什么不用复数？During exam time we have a special programme that tells students the things they should do for preparation.来自：译林版高中英语模块一Unit 1

问题 on it was just one letter是完整句子吗

It was a simple stone—you may still see it there today and on it was just one letter；翻译：这是一块很普通的石头——今天你可能还会在那儿看到它，在那上面只有一个字母。请问：on it was just one letter 是一个完整的句子吗？on it 难道是主语吗...

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...

文章 by 和 until 表示时间的用法比较

...能作介词，until既可以作介词，也可以作连词。如：I'll finish eating by nine o‘clock. 我会在9点前吃完饭。（摘自2008年7月第1版《外研社英汉多功能词典》p.282）I was awake until 2 a.m. last night. 我昨晚直到两点才睡着。（同上，p.2339）I al...

问题 as/than引导比较状语从句/比较分句的理解(请曹老师解答)

...短语as much）的补足语So it seems paradoxical to talk about habits in the same context as creativity and innovation.传统语法：as引导比较状语从句修饰形容词the same现代语法：as引导比较分句作形容词the same的补足语As/than比较状语从句/比较分句修饰...

问题 that引导宾语从句位于句首时可省略that吗

The judges on the Federal Circuit are “reacting to the anti-patent trend at the Supreme Court”, says Harold C. Wegner, a patent attorney and professor at George Washington University Law School. 按语法规定：句中 that 引导的宾语从句位于句首，不可省略 that，但这个...

问题 be fundamental to do sth与be fundamental to doing s

Having a balanced diet is fundamental to ______ (keep) healthy.填什么？是填动词原形 keep 还是填动名词 keeping？

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？

问题 过去进行时+for时间段连用的问题

曹老师，我看到您在一个回答上说 he was writing for two hours 一般不这么用，要用过去时变为he wrote for two hours 才合适。但我今天看到 陈用仪先生的《英语常用词疑难用法手册》里面说到第二类活动动词的时候举了这么个例子：i was ...

问题 一般过去时与过去进行体I was just doing some typing

填入一般过去时或过去进行体A:What did you do today ?B:I was just doing some typing. 为什么不可以填一般过去时呢？谢谢您。 

问题 英语长难句分析（涉及分词用法、定语从句以及成分分析）

Barack Obama resubmitted to Congress his long-standing plan to close Guantánamo Bay, calling the prison a “stain” on America, which drained military resources, stoked terrorism and did not make the country safer.请问：(1) Congress 和 his long-standing plan，哪个是宾语？(2) ...