问题 一般现在时与现在完成时的区别(在the first time后面)

This is the first time that I ______ really relaxed for months.A.had felt      B.feel        C.felt           D.have felt为什么选 D 而不选 B？一般现在时与现在完成时的区别(在the first time后面)？

问题 关于一个时间的表达法及意思【in (a) 20-year time】

in (a) 20-year time 请问这当中到底要不要加冠词 a？加不加意思是否有区别？

问题 “参加考试”可以用 take part in an examination 吗

有这样一句填空题:The girl is taking the entrance examination for __________ in Beijing. During the exam, the student next to her fainted.这里的 taking the entrance examination 意思是“参加考试”吧？请问可以将 taking 改为 taking part in 吗？

问题 过去分词organized和rolled作后置定语

...师，过去分词properly organized是作decoration的非限制性后置定语吗？Last month , Howard Schmidt , the nation's cyber-czar , offered the federal government a proposal to make the Web a safer place——a voluntary trusted identity system that would be the high-tech equivalent of a ph...

问题 easy 后面可接 that 从句吗

问题 语法分析及句子结构分析

这句话if引导的是条件状语从句，这是属于真实条件句对吗？这种条件句我该怎么去区分它呢？希望老师能为我解答。

文章 “go on doing结构” 的深层分析

...如：go on (a) holidayI'd love to go on a holiday but I can't afford the time.我倒想去度假,可是抽不出时间来。go on a tripAs the day was fine, they decided to go on a trip.由于天气好,他们决定作一次短途旅行。go on a tourWe are going on a tour of the city this afternoon...

问题 was being very depressed的用法不对吗

She was being very depressed when I came to see her.有人说这个句子有问题，说 was being very depressed 用得不对，我不太明白，请专家老师分析一下。

问题 关于4个介词短语的争议

...在害人吗？【1】by a brief period’s lying【a brief period’s为定语修饰lying】【2】by a brief period of lying【of lying为定语修饰period】【3】by a brief period lying【a brief period为状语修饰lying】【4】by lying (for) a brief period【for a brief period 为状语...

问题 关于find+宾语+宾补和find+宾语从句

...is (饮食生热效应)答案是boosts，把boost当作了found后面宾语从句里的谓语动词来处理。想问一下各位专家老师们boosting不行吗？把整个句子当作find+宾语+宾补的结构，boosting作宾补，可以吗？

问题 时态分析，这句话中主语found为过去式，从句fell也为过去式符合语法要求。但是为什么at hom

A recent study found that the number of Americans with high-speed Internet at home today actually fell during the last two years 请问today是时间副词作状语吗，如果是那么fell用过去式是不是错了？？

问题 At the moment 后有无when的区别

She began to fly at the moment she took a deep breath. 请教老师，at the moment 后是否省略了when或that，为何moment后面的关系代词可以随意省略？谢谢老师。

问题 without any wasted time有错吗（现在分词与过去分词的用法问题）

He can drive straight there without any wasted time.这个句子是出自短文改错，其中参考答案是没有错误的，但我觉得应该把 wasted 改为wasting，请老师解释一下我的错误在哪里。谢谢！

问题 go through与been though区别

...rough hell making this record  They had gone through some rocky times together when Ann was first married

问题 不定式分句作名词的后置修饰语的时候省略关系词的问题

...的时候，该不定式分句里的关系代词和关系副词的省略与定语从句高度类似，那么，是不是说明，只有现在分词、过去分词、形容词这三个作名词的后置修饰语不可以看成关系词的省略，不定式作名词的后置修饰语的时候关系词...